2 * Point to Point Protocol (PPP) RFC1331
4 * Copyright 1989 by Carnegie Mellon.
6 * Permission to use, copy, modify, and distribute this program for any
7 * purpose and without fee is hereby granted, provided that this copyright
8 * and permission notice appear on all copies and supporting documentation,
9 * the name of Carnegie Mellon not be used in advertising or publicity
10 * pertaining to distribution of the program without specific prior
11 * permission, and notice be given in supporting documentation that copying
12 * and distribution is by permission of Carnegie Mellon and Stanford
13 * University. Carnegie Mellon makes no representations about the
14 * suitability of this software for any purpose. It is provided "as is"
15 * without express or implied warranty.
17 #define PPP_HDRLEN 4 /* length of PPP header */
19 #define PPP_ADDRESS 0xff /* The address byte value */
20 #define PPP_CONTROL 0x03 /* The control byte value */
22 #define PPP_PPPD_IN 0x00 /* non-standard for DLT_PPP_PPPD */
23 #define PPP_PPPD_OUT 0x01 /* non-standard for DLT_PPP_PPPD */
25 /* Protocol numbers */
26 #define PPP_IP 0x0021 /* Raw IP */
27 #define PPP_OSI 0x0023 /* OSI Network Layer */
28 #define PPP_NS 0x0025 /* Xerox NS IDP */
29 #define PPP_DECNET 0x0027 /* DECnet Phase IV */
30 #define PPP_APPLE 0x0029 /* Appletalk */
31 #define PPP_IPX 0x002b /* Novell IPX */
32 #define PPP_VJC 0x002d /* Van Jacobson Compressed TCP/IP */
33 #define PPP_VJNC 0x002f /* Van Jacobson Uncompressed TCP/IP */
34 #define PPP_BRPDU 0x0031 /* Bridging PDU */
35 #define PPP_STII 0x0033 /* Stream Protocol (ST-II) */
36 #define PPP_VINES 0x0035 /* Banyan Vines */
37 #define PPP_ML 0x003d /* Multi-Link PPP */
38 #define PPP_IPV6 0x0057 /* IPv6 */
39 #define PPP_COMP 0x00fd /* Compressed Datagram */
41 #define PPP_HELLO 0x0201 /* 802.1d Hello Packets */
42 #define PPP_LUXCOM 0x0231 /* Luxcom */
43 #define PPP_SNS 0x0233 /* Sigma Network Systems */
44 #define PPP_MPLS_UCAST 0x0281 /* rfc 3032 */
45 #define PPP_MPLS_MCAST 0x0283 /* rfc 3022 */
47 #define PPP_IPCP 0x8021 /* IP Control Protocol */
48 #define PPP_OSICP 0x8023 /* OSI Network Layer Control Protocol */
49 #define PPP_NSCP 0x8025 /* Xerox NS IDP Control Protocol */
50 #define PPP_DECNETCP 0x8027 /* DECnet Control Protocol */
51 #define PPP_APPLECP 0x8029 /* Appletalk Control Protocol */
52 #define PPP_IPXCP 0x802b /* Novell IPX Control Protocol */
53 #define PPP_STIICP 0x8033 /* Strean Protocol Control Protocol */
54 #define PPP_VINESCP 0x8035 /* Banyan Vines Control Protocol */
55 #define PPP_IPV6CP 0x8057 /* IPv6 Control Protocol */
56 #define PPP_CCP 0x80fd /* Compress Control Protocol */
57 #define PPP_MPLSCP 0x8281 /* rfc 3022 */
59 #define PPP_LCP 0xc021 /* Link Control Protocol */
60 #define PPP_PAP 0xc023 /* Password Authentication Protocol */
61 #define PPP_LQM 0xc025 /* Link Quality Monitoring */
62 #define PPP_SPAP 0xc027
63 #define PPP_CHAP 0xc223 /* Challenge Handshake Authentication Protocol */
64 #define PPP_BACP 0xc02b /* Bandwidth Allocation Control Protocol */
65 #define PPP_BAP 0xc02d /* BAP */
66 #define PPP_MPCP 0xc03d /* Multi-Link */
67 #define PPP_SPAP_OLD 0xc123
68 #define PPP_EAP 0xc227
