{
  "opened": "2026-10",
  "sources": [
    {
      "kind": "RFC",
      "title": "RFC 3264, offer/answer with SDP",
      "url": "https://www.rfc-editor.org/rfc/rfc3264"
    },
    {
      "kind": "RFC",
      "title": "RFC 4566, SDP (the page says this RFC is obsolete)",
      "url": "https://www.rfc-editor.org/rfc/rfc4566"
    },
    {
      "kind": "RFC",
      "title": "RFC 8866, SDP",
      "url": "https://www.rfc-editor.org/rfc/rfc8866"
    },
    {
      "kind": "RFC",
      "title": "RFC 3261, SIP",
      "url": "https://www.rfc-editor.org/rfc/rfc3261"
    },
    {
      "kind": "RFC",
      "title": "RFC 3711, SRTP",
      "url": "https://www.rfc-editor.org/rfc/rfc3711"
    },
    {
      "kind": "Confirm",
      "title": "Vendor default codec. confirm. Not opened for Zoom, Talkdesk, or Avaya.",
      "url": null
    }
  ]
}