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8b4b7d90 JH |
1 | /* |
2 | * pppdefs.h - PPP global declarations. | |
3 | * | |
4 | * Copyright (c) 1989 Carnegie Mellon University. | |
5 | * All rights reserved. | |
6 | * | |
7 | * Redistribution and use in source and binary forms are permitted | |
8 | * provided that the above copyright notice and this paragraph are | |
9 | * duplicated in all such forms and that any documentation, | |
10 | * advertising materials, and other materials related to such | |
11 | * distribution and use acknowledge that the software was developed | |
12 | * by Carnegie Mellon University. The name of the | |
13 | * University may not be used to endorse or promote products derived | |
14 | * from this software without specific prior written permission. | |
15 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
16 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
17 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
18 | * | |
19 | * $Id: ppp.h,v 1.3 1994/03/30 09:56:23 jkh Exp $ | |
20 | */ | |
21 | ||
22 | #ifndef __PPP_H__ | |
23 | #define __PPP_H__ | |
24 | ||
25 | #define _NPPP 1 /* One PPP interface supported (per process) */ | |
26 | ||
27 | /* | |
28 | * Data Link Layer header = Address, Control, Protocol. | |
29 | */ | |
30 | #define ALLSTATIONS 0xff /* All-Stations Address */ | |
31 | #define UI 0x03 /* Unnumbered Information */ | |
32 | #define LCP 0xc021 /* Link Control Protocol */ | |
33 | #define IPCP 0x8021 /* IP Control Protocol */ | |
34 | #define UPAP 0xc023 /* User/Password Authentication Protocol */ | |
35 | #define CHAP 0xc223 /* Crytpographic Handshake Protocol */ | |
36 | #define LQR 0xc025 /* Link Quality Report protocol */ | |
37 | #define IP_VJ_COMP 0x002d /* VJ TCP compressed IP packet */ | |
38 | #define DLLHEADERLEN (sizeof (u_char) + sizeof (u_char) + sizeof (u_short)) | |
39 | #define MTU 1500 /* Default MTU */ | |
40 | ||
41 | #endif /* __PPP_H__ */ |