Cited by: RFC 6567
2 RFCs whose text mentions RFC 6567 (Problem Statement and Requirements for Transporting User-to-User Call Control Information in SIP), newest first
| RFC | Title | Status | Date |
|---|---|---|---|
| 7434 | Interworking ISDN Call Control User Information with SIP | Proposed Standard | January 2015 |
| 7433 | A Mechanism for Transporting User-to-User Call Control Information in SIP | Proposed Standard | January 2015 |