rconst.h

用于嵌入式系统的TCP/IP协议栈及若干服务

/*
*            Copyright (c) 1998-2001 by NETsilicon Inc.
*
*  This software is copyrighted by and is the sole property of
*  NETsilicon.  All rights, title, ownership, or other interests
*  in the software remain the property of NETsilicon.  This
*  software may only be used in accordance with the corresponding
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*  distribution, or disclosure of this software is expressly forbidden.
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*  This Copyright notice may not be removed or modified without prior
*  written consent of NETsilicon.
*
*  NETsilicon, reserves the right to modify this software
*  without notice.
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*  NETsilicon
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*************************************************************************
*  $Name: Fusion 6.52 Fusion 6.51 $
*  $Date: 2001/09/20 10:32:06 $
*  $Source: M:/psisrc/routing/incl/rcs/rconst.h $
*  $Revision: 1.5 $
*************************************************************************
*  File Description:RIP constant and default definitions  
*************************************************************************/

#define MAX_RIP_LEN		512		/* max data len */

#define RIP_MAX_IPADD	25		/* max entries per pdu */

#define RIP_PORT		520		/* default UDP port */

#define RIP_DEF_TIMER	30		/* default tx time */

#define RIP_INFINITE	16		/* unreachable metric */

#define RIP_PURGE_TTL	120		/* hold time if unreachable */

#define RIP_DEF_MET		0		/* circuit metric */

#define RIPV2_MCAST		0xe0000009	/* 224.0.0.9 */

#define ROUTER_ON		2
#define ROUTER_OFF		1