1 /* 2 * Point to Point Protocol (PPP) RFC1331 3 * 4 * Copyright 1989 by Carnegie Mellon. 5 * 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. 16 */ 17 #define PPP_HDRLEN 4 /* length of PPP header */ 18 19 #define PPP_ADDRESS 0xff /* The address byte value */ 20 #define PPP_CONTROL 0x03 /* The control byte value */ 21 22 #define PPP_PPPD_IN 0x00 /* non-standard for DLT_PPP_PPPD */ 23 #define PPP_PPPD_OUT 0x01 /* non-standard for DLT_PPP_PPPD */ 24 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 */ 40 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 */ 46 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 */ 58 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 69