| Value | Meaning |
|---|---|
| Invalid-1 | Invalid SDES entry |
| End0 | End of SDES list |
| Cname1 | Canonical name |
| Name2 | User name |
| Email3 | User's electronic mail address |
| Phone4 | User's phone number |
| Loc5 | Geographic user location |
| Tool6 | Name of application or tool |
| Note7 | Notice about the source |
| Priv8 | Private extensions |
| H323Caddr9 | H.323 callable address |
| Apsi10 | Application Specific Identifier (RFC6776) |
| Rgrp11 | Reporting Group Identifier (RFC8861) |
| RtpStreamId12 | RtpStreamId SDES item (RFC8852). |
| RepairedRtpStreamId13 | RepairedRtpStreamId SDES item (RFC8852). |
| Ccid14 | CLUE CaptId (RFC8849) |
| Mid15 | MID SDES item (RFC8843). |
Different types of SDES content.