module openconfig-telemetry-types {

    yang-version 1;

    namespace
      "http://openconfig.net/yang/telemetry-types";

    prefix oc-telemetry-types;

    import openconfig-extensions {
      prefix oc-ext;
    }

    organization "OpenConfig working group";

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

    description
      "This module defines type and identities used by the OpenConfig
    telemetry model.";

    revision "2018-11-21" {
      description
        "Add OpenConfig module metadata extensions.";
      reference
        "0.4.2";

    }

    revision "2017-08-24" {
      description "Minor formatting fixes";
      reference
        "0.4.1";

    }

    revision "2017-02-20" {
      description
        "Fixes for YANG 1.0 compliance, add types module";
      reference
        "0.4.0";

    }

    revision "2016-04-05" {
      description
        "OpenConfig public release";
      reference
        "0.2.0";

    }

    oc-ext:openconfig-version "0.4.2";
    oc-ext:regexp-posix;
    oc-ext:catalog-organization "openconfig";
    oc-ext:origin "openconfig";

    identity DATA_ENCODING_METHOD {
      description
        "Base identity for supported encoding for configuration and
      operational state data";
    }

    identity ENC_XML {
      base DATA_ENCODING_METHOD;
      description "XML encoding";
    }

    identity ENC_JSON_IETF {
      base DATA_ENCODING_METHOD;
      description
        "JSON encoded based on IETF draft standard";
      reference
        "draft-ietf-netmod-yang-json";

    }

    identity ENC_PROTO3 {
      base DATA_ENCODING_METHOD;
      description "Protocol buffers v3";
      reference
        "https://developers.google.com/protocol-buffers/docs/overview";

    }

    identity STREAM_PROTOCOL {
      description
        "Base identity for a telemetry stream protocol";
    }

    identity STREAM_SSH {
      base STREAM_PROTOCOL;
      description
        "Telemetry stream is carried over a SSH connection";
    }

    identity STREAM_GRPC {
      base STREAM_PROTOCOL;
      description
        "Telemetry stream is carried over via the gRPC framework";
    }

    identity STREAM_JSON_RPC {
      base STREAM_PROTOCOL;
      description
        "Telemetry stream is carried via the JSON-RPC framework";
    }

    identity STREAM_THRIFT_RPC {
      base STREAM_PROTOCOL;
      description
        "Telemetry stream is carried via the Apache Thrift framework";
    }

    identity STREAM_WEBSOCKET_RPC {
      base STREAM_PROTOCOL;
      description
        "Telemetry stream is carried by the WebSocket framework";
    }
  }  // module openconfig-telemetry-types