P-793H v 2 Support Notes
A one octet field is used in the Challenge-Handshake Authentication Protocol
(CHAP) to indicate which algorithm is in use [RFC1994].
Number
Name
------------------------------------------------------------------
0
Reserved [RFC1994]
1
Reserved [RFC1994]
2
Reserved [RFC1994]
3
Reserved [RFC1994]
4
Reserved [RFC1994]
5
CHAP with MD5 [RFC1994]
128
MS-CHAP [Crocker]
PPP
LCP FCS-ALTERNATIVES
The Point-to-Point Protocol (PPP) Link Control Protocol (LCP)
FCS-Alternatives Configuration Option contains an 8-bit Options field which
identifies the FCS used. These are assigned as follows:
Bit
FCS
-----------------------------------------------------------------
1
Null FCS
2
CCITT 16-Bit FCS
4
CCITT 32-bit FCS
PPP MULTILINK ENDPOINT DISCRIMINATOR CLASS
The Point-to-Point Protocol (PPP) Link Control Protocol (LCP) Multilink
Endpoint Discriminator Option includes a Class field which identifies the
address class, These are assigned as follows:
Class
Description
------------------------------------------------------------------------------
0
Null Class [RFC1717]
1
Locally Assigned [RFC1717]
2
Internet Protocol (IPv4) [RFC1717]
3
IEEE 802.1 global MAC address [RFC1717]
4
PPP Magic Number Block [RFC1717]
5
Public Switched Network Director Number [RFC1717]
PPP LCP CALLBACK OPERATION FIELDS
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