Добрвй день!
    Начал "падать" C2950 ( и регулярно :( ) . В лог после востановления пишет :

*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: System previously crashed with the following message:
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Crash info file is flash:/crashinfo/crashinfo_36
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED:
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: C2950 Software (C2950-I6Q4L2-M), Version 12.1(11)EA1, RELEASE SOFTWARE (fc1)
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Compiled Wed 28-Aug-02 10:25 by antonino
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Signal = 10, Code = 0x8, Uptime 07:43:17
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: r0: 00000000, AT: 00000000, v0: 80800000, v1: 00000006
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: a0: 80670000, a1: 0000E700, a2: 80DBB00C, a3: 00000000
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: t0: A086E15C, t1: 1000E701, t2: 10000000, t3: FFFF00FF
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: t4: 802F3CF0, t5: 00000000, t6: 00000000, t7: 00000000
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: s0: 807C0000, s1: 00000000, s2: 00000000, s3: 00000001
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: s4: A086E14E, s5: 00000004, s6: 80C95D3C, s7: 00000001
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: t8: 00000000, t9: 00000000, k0: 00000000, k1: 00000000
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: gp: 8073C620, sp: 80CDA610, s8: 00000000, ra: 8043C34C
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: EPC: 8043B7DC, ErrEPC: 7BEA4FC4, BadVA: 0x00000005, SREG: 1000E703
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Cause: 0x00000008 (code 2): TLB (load or ifetch) exception
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED:  Signal 10, Exception code (0x0008)!
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED:
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Frame 00: SP = 0x80CDA610    PC = 0x8043B7DC
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Frame 01: SP = 0x80CDA668    PC = 0x8043C34C
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Frame 02: SP = 0x80CDA6E8    PC = 0x801BEBE4
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: Frame 03: SP = 0x80CDA700    PC = 0x801BEBD0
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED:
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED:
*Mar  1 03:01:20: %PLATFORM_CATALYST2950-1-CRASHED: -Traceback= 8043B7DC 8043C34C 801BEBE4 801BEBD0

Из-за чего это может быть и что с этим делать?

sh ver
Cisco Internetwork Operating System Software
IOS (tm) C2950 Software (C2950-I6Q4L2-M), Version 12.1(11)EA1, RELEASE SOFTWARE (fc1)
Copyright (c) 1986-2002 by cisco Systems, Inc.
Compiled Wed 28-Aug-02 10:25 by antonino
Image text-base: 0x80010000, data-base: 0x80528000

ROM: Bootstrap program is CALHOUN boot loader

kedr uptime is 38 minutes
System returned to ROM by error -  Signal 10, Exception code (0x0008)!, PC 0x8043B7DC
System image file is "flash:/c2950-i6q4l2-mz.121-11.EA1.bin"

cisco WS-C2950-24 (RC32300) processor (revision G0) with 20402K bytes of memory.
Processor board ID FOC0645W01A
Last reset from system-reset
Running Standard Image
24 FastEthernet/IEEE 802.3 interface(s)

32K bytes of flash-simulated non-volatile configuration memory.
Base ethernet MAC Address: 00:0B:5F:A7:2B:C0
Motherboard assembly number: 73-5781-11
Power supply part number: 34-0965-01
Motherboard serial number: FOC0647071B
Power supply serial number: PHI0525010Y
Model revision number: G0
Motherboard revision number: A0
Model number: WS-C2950-24
System serial number: FOC0645W01A
Configuration register is 0xF

• Падает Catalyst 2950, Сайко, 19:32 , 16-Дек-05, (1)  
• Падает Catalyst 2950, Jelis, 20:32 , 16-Дек-05, (2)