module openconfig-wifi-mac {

    yang-version 1;

    namespace
      "http://openconfig.net/yang/wifi-mac";

    prefix oc-wifi-mac;

    import openconfig-yang-types {
      prefix oc-yang;
    }
    import openconfig-extensions {
      prefix oc-ext;
    }
    import openconfig-vlan-types {
      prefix oc-vlan-types;
    }
    import openconfig-inet-types {
      prefix oc-inet;
    }
    import openconfig-wifi-types {
      prefix oc-wifi-types;
    }
    import openconfig-types {
      prefix oc-types;
    }

    organization "OpenConfig working group";

    contact
      "OpenConfig working group
www.openconfig.net";

    description
      "Model for managing MAC layer configuration of Radio interfaces.";

    revision "2022-03-24" {
      description
        "Update model to support operation in 6 GHz frequency.";
      reference
        "1.1.0";

    }

    revision "2021-08-02" {
      description
        "Update tx/rx MCS rates, add AX as client connection mode.";
      reference
        "1.0.0";

    }

    revision "2020-03-24" {
      description
        "Update namespace based on new directory structure";
      reference
        "0.4.1";

    }

    revision "2018-12-19" {
      description
        "Frequency-specific data-rates, fix client connection-time,
fix client ipv6 addresses, remove mobility-domain.";
      reference
        "0.4.0";

    }

    revision "2018-07-16" {
      description
        "Reorginize bssid-counters and add BSSID references. Add
vlan-list.";
      reference
        "0.3.0";

    }

    revision "2017-12-21" {
      description
        "Add mobility-domain and move/create bssid-state list for
counters.";
      reference
        "0.2.0";

    }

    revision "2017-07-25" {
      description "Initial revision";
      reference
        "0.1.0";

    }

    oc-ext:openconfig-version "1.1.0";

    grouping ssid-common-config {
      description
        "Configuration items common to all logical SSIDs.";
      leaf name {
        type string;
        description "The name of the SSID.";
      }

      leaf enabled {
        type boolean;
        default "true";
        description
          "The desired operational state (up/down) of this SSID.";
      }

      leaf hidden {
        type boolean;
        default "false";
        description
          "Whether this SSID IE is hidden within Beacons.";
      }

      leaf default-vlan {
        type oc-vlan-types:vlan-id;
        description
          "Default VLAN tag used by the SSID. When unspecified, SSID
defaults to untagged. If DVA enabled and RADIUS returns a
VLAN not present in 'vlan-list', or RADIUS returns no VLAN
(Tunnel-Private-Group-Id), this VLAN will be used. If DVA
not enabled, all packets are tagged with this VLAN.";
      }

      leaf-list vlan-list {
        type oc-vlan-types:vlan-id;
        description
          "List of VLANs allowed on the SSID, if DVA is enabled. Note,
if DVA enabled and RADIUS returns no VLAN or a VLAN outside
of this list, the SSID will be tagged with the value of
vlan-id (or untagged if 'vlan-id' not configured).";
      }

      leaf operating-frequency {
        type identityref {
          base oc-wifi-types:OPERATING_FREQUENCY;
        }
        default "oc-wifi-types:FREQ_2_5_GHZ";
        description
          "Operating frequency of this SSID. When none specified, the
default is dual-band 2.4 and 5 GHz.";
      }

      leaf-list basic-data-rates-2g {
        type identityref {
          base oc-wifi-types:DATA_RATE;
        }
        description
          "2.4GHz Basic data-rates for the SSID.";
      }

      leaf-list supported-data-rates-2g {
        type identityref {
          base oc-wifi-types:DATA_RATE;
        }
        description
          "2.4GHz Supported data-rates for the SSID.";
      }

      leaf-list basic-data-rates-5g {
        type identityref {
          base oc-wifi-types:DATA_RATE;
        }
        description
          "5GHz Basic data-rates for the SSID.";
      }

      leaf-list supported-data-rates-5g {
        type identityref {
          base oc-wifi-types:DATA_RATE;
        }
        description
          "5GHz Supported data-rates for the SSID.";
      }

      leaf-list basic-data-rates-6g {
        type identityref {
          base oc-wifi-types:DATA_RATE;
        }
        description
          "6GHz Basic data-rates for the SSID.";
      }

      leaf-list supported-data-rates-6g {
        type identityref {
          base oc-wifi-types:DATA_RATE;
        }
        description
          "6GHz Supported data-rates for the SSID.";
      }

      leaf broadcast-filter {
        type boolean;
        description
          "Convert all downstream broadcast ARP to unicast
only if Station is associated to the AP. Drop packet
if Station is not associated to the AP. All other
broadcast, except DHCP, is dropped by the AP.

DHCP Offers/ACKs are converted to Unicast, over-the-air.";
      }

      leaf multicast-filter {
        type boolean;
        description
          "Drop all downstream Multicast packets.";
      }

      leaf ipv6-ndp-filter {
        type boolean;
        description
          "Neighbor Advertisements will be cached at the AP (or WLC)
and unicast in response to Neighbor Solicitations.

Router Advertisements, in response to a Router Solicitation
are converted to Unicast for over-the-air transmission.";
      }

      leaf ipv6-ndp-filter-timer {
        type uint16;
        units "seconds";
        description
          "Time, in seconds, the ndp-filter will cache
Neighbor Advertisements (NA).";
      }

      leaf station-isolation {
        type boolean;
        description
          "Block Station peer to peer communication.";
      }

      leaf opmode {
        type enumeration {
          enum "OPEN" {
            value 0;
            description
              "Open authentication.";
          }
          enum "WPA2_PERSONAL" {
            value 1;
            description
              "WPA2-Personal with PSK authentication.";
          }
          enum "WPA2_ENTERPRISE" {
            value 2;
            description
              "WPA2-Enterprise with 802.1X authentication.";
          }
          enum "ENHANCED_OPEN" {
            value 3;
            description
              "Open authentication with Opportunistic Wireless Encryption.";
          }
          enum "WPA3_SAE" {
            value 4;
            description
              "WPA3-SAE using Simultaneous Authentication of Equals (SAE).";
          }
          enum "WPA3_ENTERPRISE" {
            value 5;
            description
              "WPA3-Enterprise with 802.1X SHA-256 authentication key
management.";
          }
          enum "WPA3_ENTERPRISE_192_BIT" {
            value 6;
            description
              "WPA3-Enterprise with 802.1X SHA-384 authentication key
management.";
          }
        }
        description
          "The type of Layer2 authentication in use.";
      }

      leaf wpa2-psk {
        when "../opmode = 'WPA2_PERSONAL'";
        type string {
          length "8..63";
        }
        description
          "The passphrase used on this WPA2-Personal SSID.";
      }

      leaf wpa3-psk {
        when "../opmode = 'WPA3_SAE'";
        type string {
          length "8..63";
        }
        description
          "The passphrase used on this WPA3-SAE SSID.";
      }

      leaf server-group {
        when
          "../opmode = 'WPA2_ENTERPRISE' or
../opmode = 'WPA2_PERSONAL' or
../opmode = 'WPA3_ENTERPRISE' or
../opmode = 'WPA3_ENTERPRISE_192_BIT' or
../opmode = 'WPA3_SAE'";
        type string;
        description
          "Specifies the RADIUS server-group to be used,
as defined in the openconfig-aaa.yang model.

Including WPA2_PERSONAL and WPA3_SAE as they can be accompanied by
MAB.";
      }

      leaf dva {
        type boolean;
        description
          "Enable/disable Dynamic VLAN Assignment,
using 'Tunnel-Private-Group-Id' RADIUS attribute.";
      }

      leaf dhcp-required {
        type boolean;
        description
          "Allow a Station to access the network only if
a DHCP exchange has occurred.";
      }

      leaf qbss-load {
        type boolean;
        description
          "Advertisement of the QBSS Load Information ELement.";
      }

      leaf advertise-apname {
        type boolean;
        description
          "Advertise the AP hostname in Beacon and Probe Resp. frames.";
      }

      leaf csa {
        type boolean;
        default "true";
        description
          "Enable/Disable 802.11h channel-switch-announcement.";
      }

      leaf ptk-timeout {
        type uint16;
        units "seconds";
        description
          "Time, in seconds, for the Pairwise Transient Key.";
      }

      leaf gtk-timeout {
        type uint16;
        units "seconds";
        description
          "TTL for the Group Temporal Key.";
      }

      leaf dot11k {
        type boolean;
        description
          "802.11k neighbor-list enabled/disabled.";
      }

      leaf okc {
        type boolean;
        description
          "Enable/disable Opportunistic Key Caching.";
      }

      leaf mfp {
        when
          "../opmode = 'WPA3_ENTERPRISE' or ../opmode =
'WPA3_ENTERPRISE_192_BIT' or ../opmode =
'WPA3_SAE' or ../opmode = 'ENHANCED_OPEN'";
        type boolean;
        mandatory true;
        description
          "Management Frame Protection is required for WPA3 and OWE.";
      }
    }  // grouping ssid-common-config

    grouping dot11v-config {
      description
        "802.11v configuration & state data.";
      leaf dot11v-dms {
        type boolean;
        description
          "802.11v Directed Multicast Service enabled/disabled.";
      }

      leaf dot11v-bssidle {
        type boolean;
        description
          "802.11v BSS Max Idle enabled/disabled.";
      }

      leaf dot11v-bssidle-timeout {
        type uint16;
        units "seconds";
        description
          "802.11v BSS Max Idle timeout.";
      }

      leaf dot11v-bsstransition {
        type boolean;
        description
          "802.11v BSS Transition enabled/disabled.";
      }
    }  // grouping dot11v-config

    grouping dot11r-config {
      description
        "802.11r related configuration & state data.";
      leaf dot11r {
        type boolean;
        description
          "Enable/disable 802.11r FT.";
      }

      leaf dot11r-domainid {
        type uint16;
        description
          "Specify the mobility domain id (MDID) where PMK-R0
distribution will occur. Specifically, which APs will recieve
PMK-R0 if using 802.11r (FT).";
      }

      leaf dot11r-method {
        type enumeration {
          enum "OVA" {
            value 0;
            description
              "802.11r Over-the-AIR.";
          }
          enum "ODS" {
            value 1;
            description
              "802.11r Over-the-DS.";
          }
        }
        default "OVA";
        description
          "The type of 802.11r FT in use.";
      }

      leaf dot11r-r1key-timeout {
        type uint16;
        units "seconds";
        description
          "TTL for the Pairwise Master Key R1.";
      }
    }  // grouping dot11r-config

    grouping dot1x-timers-config {
      description
        "Configurable 802.1X timers, per ESS.";
      leaf max-auth-failures {
        type uint8;
        description
          "Number of consecutive authentication failures,
via RADIUS Access-Reject, before Station
is blacklisted.";
      }

      leaf blacklist-time {
        type uint16;
        units "seconds";
        description
          "Length of time, in seconds, a Station will be
blacklisted as a result of max-auth-failures.";
      }
    }  // grouping dot1x-timers-config

    grouping wmm-config {
      description
        "WMM & QoS marking config, per BSS.";
      leaf trust-dscp {
        type boolean;
        default "true";
        description
          "The AP should trust DSCP on 802.11 frames received
in this BSS.";
      }

      leaf-list wmm-vo-remark {
        type uint8;
        max-elements 8;
        description
          "Allowed DSCP markings for WMM AC_VO. Remark to lowest in this
list if DSCP marking falls outside of these allowed markings.

From 1 (min) to 8 (max) integers.";
      }

      leaf-list wmm-vi-remark {
        type uint8;
        max-elements 8;
        description
          "Allowed DSCP markings for WMM AC_VI. Remark to lowest in this
list if DSCP marking falls outside of these allowed markings.

From 1 (min) to 8 (max) integers.";
      }

      leaf-list wmm-be-remark {
        type uint8;
        max-elements 8;
        description
          "Allowed DSCP markings for WMM AC_BE. Remark to lowest in this
list if DSCP marking falls outside of these allowed markings.

From 1 (min) to 8 (max) integers.";
      }

      leaf-list wmm-bk-remark {
        type uint8;
        max-elements 8;
        description
          "Allowed DSCP markings for WMM AC_BK. Remark to lowest in this
list if DSCP marking falls outside of these allowed markings.

From 1 (min) to 8 (max) integers.";
      }
    }  // grouping wmm-config

    grouping band-steering-config {
      description
        "Grouping for band-steering specific configuration.";
      leaf band-steering {
        type boolean;
        description
          "Enable/disable band-steering.";
      }

      leaf steering-rssi {
        type int8;
        description
          "Minimum RSSI a dual-band Station's Probe Request
must be heard at on a 5GHz radio, in order for
band-steering to withhold 2.4GHz Probe Responses.";
      }
    }  // grouping band-steering-config

    grouping bssid-common-state {
      description
        "Grouping for defining bssid-specific operational state";
      container bssids {
        description
          "Top-level container for BSSIDs operational state data.";
        list bssid {
          key "radio-id bssid";
          config false;
          description
            "List of BSSIDs and what radio-id they utilize. Radio-id
included here to allocate for APs with dual 5GHz radios.
Usage of paths allows for discovery and subscription of
State data per BSSID, regardless of radio.";
          leaf bssid {
            type leafref {
              path "../state/bssid";
            }
            config false;
            description
              "The BSSID MAC address.";
          }

          leaf radio-id {
            type leafref {
              path "../state/radio-id";
            }
            description
              "References the configured id of the radio";
          }

          container state {
            config false;
            description "BSSID state data.";
            uses bss-common-state;

            uses bssid-counters-state;
          }  // container state
        }  // list bssid
      }  // container bssids
    }  // grouping bssid-common-state

    grouping bss-common-state {
      description
        "Grouping for defining bss-specific operational state.";
      leaf bssid {
        type oc-yang:mac-address;
        description "MAC of the BSS.";
      }

      leaf radio-id {
        type uint8;
        description
          "The configured id of the radio";
      }

      leaf num-associated-clients {
        type uint8;
        description
          "Number of associated STAs to this BSS.";
      }
    }  // grouping bss-common-state

    grouping bssid-counters-state {
      description
        "BSSID telemetry statistics.";
      container counters {
        config false;
        description "BSS Counters.";
        leaf rx-bss-dot11-channel-utilization {
          type oc-types:percentage;
          description
            "Recieve channel utilization percent caused by reception of
any 802.11 frame within this BSS.";
        }

        leaf rx-mgmt {
          type oc-yang:counter64;
          description
            "Received 802.11 Management frames.";
        }

        leaf rx-control {
          type oc-yang:counter64;
          description
            "Received 802.11 Control frames.";
        }

        container rx-data-dist {
          description
            "The distribution of Data frame sizes in bytes of
successfully recieved AMPDU, or MPDU for non-aggregated,
frames. The distribution should characterize frame sizes
starting at 64 bytes or less with the bin size doubling for
each successive bin to a maximum of 1MB or larger, as
represented in the following table:

Lower Bound Upper Bound
  0          64
  65         128
  129        256
  257        512
  513        1024
  1025       2048
  2049       4096
  4097       8192
  8193       16384
  16385      32768
  32769      65536
  65537      131072
  131073     262144
  262145     524288
  524289     1048576";
          leaf rx-0-64 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 0 to 64 Bytes.";
          }

          leaf rx-65-128 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 65 to 128 Bytes.";
          }

          leaf rx-129-256 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 129 to 256 Bytes.";
          }

          leaf rx-257-512 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 257 to 512 Bytes.";
          }

          leaf rx-513-1024 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 513 to 1024 Bytes.";
          }

          leaf rx-1025-2048 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 1025 to 2048 Bytes.";
          }

          leaf rx-2049-4096 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 2049 to 4096 Bytes.";
          }

          leaf rx-4097-8192 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 4097 to 8192 Bytes.";
          }

          leaf rx-8193-16384 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 8193 to 16384 Bytes.";
          }

          leaf rx-16385-32768 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 16385 to 32768 Bytes.";
          }

          leaf rx-32769-65536 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 32769 to 65536 Bytes.";
          }

          leaf rx-65537-131072 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 65537 to 131072 Bytes.";
          }

          leaf rx-131073-262144 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 131073 to 262144 Bytes.";
          }

          leaf rx-262145-524288 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 262145 to 524288 Bytes.";
          }

          leaf rx-524289-1048576 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 524289 to 1048576 Bytes.";
          }
        }  // container rx-data-dist

        container rx-data-wmm {
          description
            "Received 802.11 Data frames, per WMM Access Category.";
          leaf vi {
            type oc-yang:counter64;
            description
              "Rx Data frames marked as Access Category Video.";
          }

          leaf vo {
            type oc-yang:counter64;
            description
              "Rx Data frames marked as Access Category Voice.";
          }

          leaf be {
            type oc-yang:counter64;
            description
              "Rx Data frames marked as Access Category Best Effort.";
          }

          leaf bk {
            type oc-yang:counter64;
            description
              "Rx Data frames marked as Access Category Background.";
          }
        }  // container rx-data-wmm

        container rx-mcs {
          description
            "Received Data frames, per MCS Index. It is expected that
vendors bucketize 802.11n MCS frames in their matching
802.11ac buckets.

Example, 802.11n MCS 15 = 802.11ac MCS 7.
802.11n MCS 20 = 802.11ac MCS 4.";
          leaf mcs0 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 0.";
          }

          leaf mcs1 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 1.";
          }

          leaf mcs2 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 2.";
          }

          leaf mcs3 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 3.";
          }

          leaf mcs4 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 4.";
          }

          leaf mcs5 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 5.";
          }

          leaf mcs6 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 6.";
          }

          leaf mcs7 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 7.";
          }

          leaf mcs8 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 8.";
          }

          leaf mcs9 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 9.";
          }

          leaf mcs10 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 10.";
          }

          leaf mcs11 {
            type oc-yang:counter64;
            description
              "Rx Data frames at MCS 11.";
          }
        }  // container rx-mcs

        leaf rx-retries {
          type oc-yang:counter64;
          description
            "Total number of received frames with the Retry bit set,
within this BSS.";
        }

        leaf rx-retries-data {
          type oc-yang:counter64;
          description
            "Number of received QoS Data frames with the Retry bit set";
        }

        leaf rx-retries-subframe {
          type oc-yang:counter64;
          description
            "Aggregated MPDUs which had individual subframes that fail
and require retransmission.";
        }

        leaf rx-bytes-data {
          type oc-yang:counter64;
          description
            "Bytes received from QoS Data frames";
        }

        leaf tx-bss-dot11-channel-utilization {
          type oc-types:percentage;
          description
            "Channel utilization percent caused by transmission of any
802.11 frame within this BSS.";
        }

        leaf tx-mgmt {
          type oc-yang:counter64;
          description
            "Transmitted 802.11 Management frames.";
        }

        leaf tx-control {
          type oc-yang:counter64;
          description
            "Transmitted 802.11 Control frames.";
        }

        container tx-data-dist {
          description
            "The distribution of Data frame sizes in bytes of
successfully transmitted AMPDU, or MPDU for non-aggregated,
frames. The distribution should characterize frame sizes
starting at 64 bytes or less with the bin size doubling for
each successive bin to a maximum of 1MB or larger, as
represented in the following table:

Lower Bound Upper Bound
  0          64
  65         128
  129        256
  257        512
  513        1024
  1025       2048
  2049       4096
  4097       8192
  8193       16384
  16385      32768
  32769      65536
  65537      131072
  131073     262144
  262145     524288
  524289     1048576";
          leaf tx-0-64 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 0 to 64 Bytes.";
          }

          leaf tx-65-128 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 65 to 128 Bytes.";
          }

          leaf tx-129-256 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 129 to 256 Bytes.";
          }

          leaf tx-257-512 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 257 to 512 Bytes.";
          }

          leaf tx-513-1024 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 513 to 1024 Bytes.";
          }

          leaf tx-1025-2048 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 1025 to 2048 Bytes.";
          }

          leaf tx-2049-4096 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 2049 to 4096 Bytes.";
          }

          leaf tx-4097-8192 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 4097 to 8192 Bytes.";
          }

          leaf tx-8193-16384 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 8193 to 16384 Bytes.";
          }

          leaf tx-16385-32768 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 16385 to 32768 Bytes.";
          }

          leaf tx-32769-65536 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU or MPDUs from 32769 to 65536 Bytes.";
          }

          leaf tx-65537-131072 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 65537 to 131072 Bytes.";
          }

          leaf tx-131073-262144 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 131073 to 262144 Bytes.";
          }

          leaf tx-262145-524288 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 262145 to 524288 Bytes.";
          }

          leaf tx-524289-1048576 {
            type oc-yang:counter64;
            description
              "Transmitted AMPDU from 524289 to 1048576 Bytes.";
          }
        }  // container tx-data-dist

        container tx-data-wmm {
          description
            "Transmitted QoS Data frames, per WMM AC.";
          leaf vi {
            type oc-yang:counter64;
            description
              "Tx Data frames marked as Access Category Video.";
          }

          leaf vo {
            type oc-yang:counter64;
            description
              "Tx Data frames marked as Access Category Voice.";
          }

          leaf bk {
            type oc-yang:counter64;
            description
              "Tx Data frames marked as Access Category Background.";
          }

          leaf be {
            type oc-yang:counter64;
            description
              "Tx Data frames marked as Access Category Best Effort.";
          }
        }  // container tx-data-wmm

        container tx-mcs {
          description
            "Transmitted Data frames, per MCS Index. It is expected that
vendors bucketize 802.11n MCS frames in their matching
802.11ac buckets.

Example, 802.11n MCS 15 = 802.11ac MCS 7.
802.11n MCS 20 = 802.11ac MCS 4.";
          leaf mcs0 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 0.";
          }

          leaf mcs1 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 1.";
          }

          leaf mcs2 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 2.";
          }

          leaf mcs3 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 3.";
          }

          leaf mcs4 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 4.";
          }

          leaf mcs5 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 5.";
          }

          leaf mcs6 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 6.";
          }

          leaf mcs7 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 7.";
          }

          leaf mcs8 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 8.";
          }

          leaf mcs9 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 9.";
          }

          leaf mcs10 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 10.";
          }

          leaf mcs11 {
            type oc-yang:counter64;
            description
              "Tx Data frames at MCS 11.";
          }
        }  // container tx-mcs

        leaf tx-retries {
          type oc-yang:counter64;
          description
            "Number of frames transmitted with the Retry bit set";
        }

        leaf tx-retries-data {
          type oc-yang:counter64;
          description
            "Number of transmitted QoS Data frames with the Retry bit
set";
        }

        leaf tx-retries-subframe {
          type oc-yang:counter64;
          description
            "Aggregated MPDUs which had individual subframes that fail
and require retransmission.";
        }

        leaf tx-bytes-data {
          type oc-yang:counter64;
          description
            "Bytes transmitted from QoS Data frames";
        }

        leaf bss-channel-utilization {
          type oc-types:percentage;
          description
            "Total 802.11 channel utilization in this BSS. The total
channel utilization should include all time periods the AP
spent actively receiving and transmitting 802.11 frames in
this BSS.";
        }
      }  // container counters
    }  // grouping bssid-counters-state

    grouping clients-state {
      description
        "List of clients; followed by state data, per client.";
      leaf mac {
        type oc-yang:mac-address;
        description
          "MAC address of the client.";
      }

      container counters {
        description "Per-client counters.";
        leaf tx-bytes {
          type oc-yang:counter64;
          description
            "Tx Bytes to this client.";
        }

        leaf rx-bytes {
          type oc-yang:counter64;
          description
            "Rx Bytes from this client.";
        }

        leaf rx-retries {
          type oc-yang:counter64;
          description
            "Rx retried frames from this client.";
        }

        leaf tx-retries {
          type oc-yang:counter64;
          description
            "Tx retried frames to this client.";
        }
      }  // container counters
    }  // grouping clients-state

    grouping client-connect-state {
      description
        "Grouping for connection state related data, per client.";
      container state {
        description
          "Container for connection state related data, per client.";
        leaf client-state {
          type identityref {
            base oc-wifi-types:CLIENT_STATE;
          }
          description
            "Various states a Client STA may be in.";
        }

        leaf connection-time {
          type oc-types:timeticks64;
          units "nanoseconds";
          description
            "Reports the time of Client Association. The value is the
timestamp in nanoseconds relative to the Unix Epoch
(Jan 1, 1970 00:00:00 UTC).";
        }

        leaf username {
          type string;
          description
            "Username of Client; can be outer-identity (if PEAP),
CN of certificate (if EAP-TLS) etc.";
        }

        leaf hostname {
          type string;
          description
            "Hostname of the client, as discovered via DHCP, mDNS
or otherwise.";
        }

        leaf-list ipv4-address {
          type oc-inet:ipv4-address;
          description
            "IPv4 addresses of the client.";
        }

        leaf-list ipv6-addresses {
          type oc-inet:ipv6-address;
          description
            "IPv6 addresses of the client.";
        }

        leaf operating-system {
          type string;
          description
            "Optional/if known; the OS of the client.";
        }
      }  // container state
    }  // grouping client-connect-state

    grouping dot11k-neighbors-state {
      description
        "Grouping for Client beacon reports. Requires 802.11k enabled.
See Sec. 5.2.7.1 of 802.11k-2008 Standard.";
      container state {
        description
          "Container for Client beacon reports. Requires 802.11k
enabled. See Sec. 5.2.7.1 of 802.11k-2008 Standard.";
        leaf neighbor-bssid {
          type oc-yang:mac-address;
          description
            "The BSSID of this neighbor.";
        }

        leaf neighbor-channel {
          type uint8;
          description
            "The channel of this neighbor.";
        }

        leaf neighbor-rssi {
          type int8;
          description
            "The RSSI of this neighbor in dBm, expressed as a negative
number.";
        }

        leaf neighbor-antenna {
          type uint8;
          description
            "Antenna details for this neighbor.";
        }

        leaf channel-load-report {
          type uint8;
          description
            "Channel load, as reported by Client to AP
normalized to 255. See Sec. 10.11.9.3 of 802.11ac-2013
Spec.";
        }
      }  // container state
    }  // grouping dot11k-neighbors-state

    grouping client-capabilities-state {
      description
        "Groupig for Client capabilities, as reported by Assoc. Req. or
Probe Req. frames. Capability is supported, if present.";
      container state {
        description
          "Container for Client capabilities, as reported by Assoc. Req.
or Probe Req. frames. Capability is supported, if present.";
        leaf-list client-capabilities {
          type identityref {
            base oc-wifi-types:CLIENT_CAPABILITIES;
          }
          description
            "Features supported by client that are Optional
within the 802.11 specifications.";
        }

        leaf-list channel-support {
          type uint8;
          description
            "List of supported channels.";
        }
      }  // container state
    }  // grouping client-capabilities-state

    grouping client-rf-state {
      description
        "Grouping for RF related client state data.";
      container state {
        description
          "Container for RF related client state data.";
        leaf rssi {
          type int8;
          description
            "The RSSI of this client in dBm. Expressed as negative
number";
        }

        leaf snr {
          type uint8;
          description
            "The SNR of AP to Client, in dB.";
        }

        leaf ss {
          type uint8;
          description
            "Number of Spatial Streams supported by the client.";
        }

        leaf phy-rate {
          type uint16;
          description
            "Last used PHY rate of connected client.";
        }

        leaf connection-mode {
          type enumeration {
            enum "A" {
              value 0;
              description
                "Client connected using 802.11a.";
            }
            enum "B" {
              value 1;
              description
                "Client connected using 802.11b.";
            }
            enum "G" {
              value 2;
              description
                "Client connected using 802.11g.";
            }
            enum "N" {
              value 3;
              description
                "Client connected using 802.11n.";
            }
            enum "AC" {
              value 4;
              description
                "Client connected using 802.11ac.";
            }
            enum "AX" {
              value 5;
              description
                "Client connected using 802.11ax.";
            }
          }
          description
            "802.11 protocol used for the client's connection.";
        }

        leaf frequency {
          type uint8;
          description
            "Frequency the client is utilizing. Typically, 2.4, 5 or 6 [GHz].";
        }
      }  // container state
    }  // grouping client-rf-state

    grouping clients-top {
      description
        "Top-level grouping for clients operational state data.";
      container clients {
        description
          "Top-level container for clients operational state data.";
        list client {
          key "mac";
          config false;
          description
            "List of clients per BSS.";
          leaf mac {
            type leafref {
              path "../state/mac";
            }
            config false;
            description
              "The clients WiFi MAC address.";
          }

          container state {
            config false;
            description "Client state data.";
            uses clients-state;
          }  // container state

          container client-rf {
            config false;
            description
              "RF radio-data per non-AP STA.";
            uses client-rf-state;
          }  // container client-rf

          container client-capabilities {
            config false;
            description
              "Capabilites as advertised by the Client.";
            uses client-capabilities-state;
          }  // container client-capabilities

          container dot11k-neighbors {
            config false;
            description
              "80211.k nieghbor information given from the Client to
the infrastructure.";
            uses dot11k-neighbors-state;
          }  // container dot11k-neighbors

          container client-connection {
            config false;
            description
              "Connection-state and meta-data associated with the
Client.";
            uses client-connect-state;
          }  // container client-connection
        }  // list client
      }  // container clients
    }  // grouping clients-top

    grouping wmm-top {
      description
        "Top-level grouping for WMM configuration and operational
state data.";
      container wmm {
        description
          "Top-level container for WMM configuration and
state container.";
        container config {
          description
            "Container for WMM configuration elements.";
          uses wmm-config;
        }  // container config

        container state {
          config false;
          description
            "Container for WMM state elements.";
          uses wmm-config;
        }  // container state
      }  // container wmm
    }  // grouping wmm-top

    grouping dot11r-top {
      description
        "Top-level grouping for 802.11r configuration and
operational state data.";
      container dot11r {
        description
          "Top-level container for 802.11r configuration and
state container.";
        container config {
          description
            "Container for 802.11r configuration elements.";
          uses dot11r-config;
        }  // container config

        container state {
          config false;
          description
            "Container for 802.11r state elements.";
          uses dot11r-config;
        }  // container state
      }  // container dot11r
    }  // grouping dot11r-top

    grouping dot11v-top {
      description
        "Top-level grouping for 802.11v configuration and
operational state data.";
      container dot11v {
        description
          "Top-level container for 802.11v configuration and
operational state data.";
        container config {
          description
            "Container for 802.11v configuration elements.";
          uses dot11v-config;
        }  // container config

        container state {
          config false;
          description
            "Container for 802.11r state elements.";
          uses dot11v-config;
        }  // container state
      }  // container dot11v
    }  // grouping dot11v-top

    grouping dot1x-timers-top {
      description
        "Top-level grouping for dot1x configuration and
operational state data.";
      container dot1x-timers {
        description
          "Top-level container for dot1x configuration
and operational state data.";
        container config {
          description
            "Container for dot1x configuration elements.";
          uses dot1x-timers-config;
        }  // container config

        container state {
          config false;
          description
            "Container for dot1x state elements.";
          uses dot1x-timers-config;
        }  // container state
      }  // container dot1x-timers
    }  // grouping dot1x-timers-top

    grouping band-steering-top {
      description
        "Top-level grouping for band-steering configuration
and operational state data.";
      container band-steering {
        description
          "Top-level container for band-steering configuration
and operational state data.";
        container config {
          description
            "Container for band-steering configuration elements.";
          uses band-steering-config;
        }  // container config

        container state {
          config false;
          description
            "Container for band-steering state elements.";
          uses band-steering-config;
        }  // container state
      }  // container band-steering
    }  // grouping band-steering-top

    grouping ssid-top {
      description
        "Top-level grouping for ssid configuration and operational state
data.";
      container ssids {
        description
          "Top level container for ssids, including configuration
and state data.";
        list ssid {
          key "name";
          description
            "The list of named ssids on the APs.";
          leaf name {
            type leafref {
              path "../config/name";
            }
            description
              "References the configured name of the ssid";
          }

          container config {
            description
              "Configurable items at the global, ssid level";
            uses ssid-common-config;
          }  // container config

          container state {
            config false;
            description
              "Operational state data at the ssid level";
            uses ssid-common-config;
          }  // container state

          uses bssid-common-state;

          uses wmm-top;

          uses dot11r-top;

          uses dot11v-top;

          uses clients-top;

          uses dot1x-timers-top;

          uses band-steering-top;
        }  // list ssid
      }  // container ssids
    }  // grouping ssid-top

    uses ssid-top;
  }  // module openconfig-wifi-mac