>Уважаемые коллеги.
>Столкнулся со следующей проблемой: при включении IP CEF валится CEF с сообщениями
>в лог (см. ниже). После этого не работают последовательные интерфейсы. Лечится
>только с помощью reload. Пробовал на идентичном роутере - те же
>грабли. Скажите ваше мнение
>
>#sh ver:
>
>Cisco IOS Software, 2800 Software (C2800NM-ENTSERVICES-M), Version 12.4(5), RELEASE SOFTWARE (fc3)
>Technical Support: http://www.cisco.com/techsupport
>Copyright (c) 1986-2005 by Cisco Systems, Inc.
>Compiled Tue 01-Nov-05 00:52 by alnguyen
>
>ROM: System Bootstrap, Version 12.3(8r)T7, RELEASE SOFTWARE (fc1)
>
>ING uptime is 47 minutes
>System returned to ROM by reload at 19:26:44 EEST Wed Jun 27
>2007
>System image file is "flash:c2800nm-entservices-mz.124-5.bin"
>
>Cisco 2811 (revision 53.51) with 251904K/10240K bytes of memory.
>Processor board ID FCZ09327511
>2 FastEthernet interfaces
>2 Serial(sync/async) interfaces
>DRAM configuration is 64 bits wide with parity enabled.
>239K bytes of non-volatile configuration memory.
>62720K bytes of ATA CompactFlash (Read/Write)
>
>Configuration register is 0x2102
>
>---------------------------------------
>#sh logging:
>
>*Jun 27 17:43:49: %SYS-2-MALLOCFAIL: Memory allocation of 65536 bytes failed from 0x400C65DC,
>alignment 16
>Pool: Processor Free: 999096 Cause: Memory fragmentation
>Alternate Pool: None Free: 0 Cause: No Alternate pool
>
>-Process= "CEF process", ipl= 0, pid= 3
>-Traceback= 0x4128FB00 0x400A795C 0x400ACA6C 0x400C65E4 0x40135F24 0x415E43CC 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C
>0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:43:49: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:43:54: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:43:59: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:44:04: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>
>Alternate Pool: None Free: 0 Cause: No Alternate pool
>
>-Process= "CEF process", ipl= 0, pid= 3
>-Traceback= 0x4128FB00 0x400A795C 0x400ACA6C 0x400C65E4 0x40135F24 0x415E43CC 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C
>0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:43:49: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:43:54: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:43:59: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>*Jun 27 17:44:04: %FIB-3-NOMEM: Malloc Failure, disabling CEF
>-Traceback= 0x4128FB00 0x415E4418 0x415EB3FC 0x415F3298 0x4160A870 0x4160E76C 0x4160EA9C 0x415F4610 0x424E5974 0x424E5958
>---------------------------------------------------------------------------
># sh run (Config):
>...
>frame-relay switching
>...
>class-map match-all s1-eb
> match access-group name highpriority
>class-map match-any inet2eb-s1i
> match access-group name inet2eb
>class-map match-any inet2fw-s1i
> match access-group name inet2fw
> match access-group name inet2citrix
>class-map match-all s1-other
> match access-group name highpriority1
>class-map match-all highpriority
> match access-group name qos
>class-map match-all highpriority1
> match access-group name qos1
>!
>!
>policy-map s1
> class s1-eb
> shape average 384000
> class s1-other
> shape average 128000
>policy-map s1-i
> description Input policy for S0/0/1
> class inet2eb-s1i
> police 128000 conform-action transmit exceed-action drop
> class inet2fw-s1i
> police 360000 conform-action transmit exceed-action drop
> class class-default
> police 24000 conform-action transmit exceed-action drop
>policy-map S0
> class highpriority
> bandwidth 384
> random-detect
> class highpriority1
> bandwidth 128
> random-detect
>
>...
>interface FastEthernet0/0
> ip address xxx.xxx.xxx.xxx
> no ip redirects
> no ip unreachables
> no ip proxy-arp
> duplex full
> speed 10
> no cdp enable
>!
>interface FastEthernet0/1
> description Management Interface
> ip address xxx.xxx.xxx.xxx
> no ip redirects
> no ip unreachables
> no ip proxy-arp
> duplex auto
> speed auto
> no cdp enable
>!
>interface Serial0/0/0
> no ip address
> encapsulation frame-relay
> no ip mroute-cache
> no fair-queue
> frame-relay traffic-shaping
> frame-relay lmi-type cisco
>!
>interface Serial0/0/0.100 point-to-point
> bandwidth 512
> ip address xxx.xxx.xxx.xxx
> no ip redirects
> no ip unreachables
> no cdp enable
> frame-relay class b512000
> frame-relay interface-dlci 100
>!
>interface Serial0/0/1
> description Inet(Backup)
> bandwidth 512
> ip address xxx.xxx.xxx.xxx
> no ip redirects
> no ip unreachables
> encapsulation ppp
> no fair-queue
> service-policy output s1
>!
>router bgp 38960
> no synchronization
> bgp log-neighbor-changes
> network xxx.xxx.xxx.xxx
> neighbor y.y.y.y remote-as aaaa
> neighbor y.y.y.y send-community
> neighbor y.y.y.y soft-reconfiguration inbound
> neighbor y.y.y.y route-map BGP-mapin in
> neighbor y.y.y.y route-map BGP-mapout out
> neighbor z.z.z.z remote-as eeee
> neighbor z.z.z.z soft-reconfiguration inbound
> neighbor z.z.z.z route-map BGP-mapin in
> neighbor z.z.z.z route-map BGP-mapout out
> no auto-summary
>!
>map-class frame-relay b512000
> frame-relay cir 512000
> frame-relay bc 16000
> frame-relay be 0
> frame-relay mincir 512000
> service-policy output S0
>...
>control-plane
>...
>no scheduler allocate
>...
Так у Вас RAM памяти не хватает, либо BGP фильтруйте, либо наростите памяти
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