ZyXEL Communications P-202 - Manual (Page 415)

P-202H Plus v2 Support Notes
3 Length-Field-Present [RFC1963]
4 Multi-Port [RFC1963]
5 Transport-Mode [RFC1963]
6 Maximum-Frame-Size [RFC1963]
7 Allow-Odd-Frames [RFC1963]
8 FCS-Type [RFC1963]
9 Flow-Expiration-Time [RFC1963]
Note that Option Types 5-8 are specific to a single port and require port numbers
in their format. Option Types 6-8 are specific to the HDLC-Synchronous
Transport-Mode.
• PPP AUTHENTICATION ALGORITHMS
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:
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