Registry included below
Not assigned by IANA
ITU-T TSB defines the high order two bits of the first octet of call user data as follows: 00 - Used for other ITU-T TSB recommendations (such as X.29) 01 - Reserved for use by "national" administrative authorities 10 - Reserved for use by international administrative authorities 11 - Reserved for arbitrary use between consenting DTEs
Call User Data (hex) | Protocol | Reference |
---|---|---|
01 | PAD | [Alain_Lanssiers] |
C5 | Blacker front-end descr dev | [Alain_Lanssiers] |
CC | IP | [RFC877][Alain_Lanssiers][ISO SC6/WG2 approved assignment in ISO 9577 (January 1990).] |
CD | ISO-IP | [Alain_Lanssiers] |
CF | PPP | [RFC1598] |
DD | Network Monitoring | [Alain_Lanssiers] |
ID | Name | Contact URI | Last Updated |
---|---|---|---|
[Alain_Lanssiers] | Alain Lanssiers | mailto:alanssie&cisco.com |