Как описано в
http://www.opennet.me/opennews/art.shtml?num=4539
ip icmp rate-limit unreachable [df] {milliseconds}
на 2621 не работает
Center#sho ver
Cisco Internetwork Operating System Software
IOS (tm) C2600 Software (C2600-IS-M), Version 12.0(5)T1, RELEASE SOFTWARE (fc1)
Copyright (c) 1986-1999 by cisco Systems, Inc.
Compiled Tue 17-Aug-99 14:39 by cmong
Image text-base: 0x80008088, data-base: 0x80B5E15C
ROM: System Bootstrap, Version 11.3(2)XA4, RELEASE SOFTWARE (fc1)
Center uptime is 34 minutes
System returned to ROM by power-on
System restarted at 09:53:58 MSK Thu Oct 28 2004
System image file is "flash:c2600-is-mz_120-5_T1.bin"
cisco 2621 (MPC860) processor (revision 0x102) with 26624K/6144K bytes of memory.
Processor board ID JAB0341042C (3986040278)
M860 processor: part number 0, mask 49
Bridging software.
X.25 software, Version 3.0.0.
2 FastEthernet/IEEE 802.3 interface(s)
4 Serial(sync/async) network interface(s)
32K bytes of non-volatile configuration memory.
8192K bytes of processor board System flash (Read/Write)
Configuration register is 0x2001
Center#