[c-nsp] static routes reappear after "clear ip route *"

Lachlan Andrew lachlan at cs.caltech.edu
Wed Jan 18 12:57:56 EST 2006


Greetings,

I'm managing a few 7609 routers, and am having trouble deleting static
routes.
The command
     clear ip route *
removes them, but within a few seconds they reappear spontaneously.
An example is below, followed by the current configuration.

Should I use a different command, or is one of my settings wrong?

Thanks in advance,
Lachlan



>> 7600-RA#show ip route
>> Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
>>        D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
>>        N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
>>        E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
>>        i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS 
level-2
>>        ia - IS-IS inter area, * - candidate default, U - per-user 
static route
>>        o - ODR, P - periodic downloaded static route
>>
>> Gateway of last resort is not set
>>
>>      10.0.0.0/8 is variably subnetted, 15 subnets, 4 masks
>> C       10.1.11.0/28 is directly connected, GigabitEthernet1/1
>> S       10.2.14.2/32 [1/0] via 10.0.13.3
>> C       10.1.14.0/28 is directly connected, GigabitEthernet1/4
>> C       10.1.12.0/28 is directly connected, GigabitEthernet1/2
>> C       10.0.13.0/24 is directly connected, POS1/1
>> S       10.2.0.0/16 [1/0] via 10.0.13.3
>> S       10.2.2.1/32 [1/0] via 10.0.13.3
>> S       10.2.1.2/32 [1/0] via 10.0.13.3
>> S       10.0.24.2/32 [1/0] via 10.0.13.3
>> S       10.0.24.0/24 [1/0] via 10.0.13.3
>> S       10.0.24.2/32 [1/0] via 10.0.13.3
>> S       10.0.24.0/24 [1/0] via 10.0.13.3
>> S       10.1.51.34/32 [1/0] via 10.1.51.2
>> S       10.1.51.18/32 [1/0] via 10.1.51.2
>> C       10.1.51.0/28 is directly connected, GigabitEthernet5/1
>> S       10.1.51.0/24 [1/0] via 10.1.51.2
>> S       10.2.3.101/32 [1/0] via 10.0.13.3
>> C    192.168.0.0/16 is directly connected, GigabitEthernet5/2
>> 7600-RA#clear ip route *
>> 7600-RA#show ip route
>> Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
>>        D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
>>        N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
>>        E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
>>        i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS 
level-2
>>        ia - IS-IS inter area, * - candidate default, U - per-user 
static route
>>        o - ODR, P - periodic downloaded static route
>>
>> Gateway of last resort is not set
>>
>>      10.0.0.0/8 is variably subnetted, 5 subnets, 2 masks
>> C       10.1.11.0/28 is directly connected, GigabitEthernet1/1
>>      10.0.0.0/8 is variably subnetted, 5 subnets, 2 masks
>> C       10.1.11.0/28 is directly connected, GigabitEthernet1/1
>> C       10.1.14.0/28 is directly connected, GigabitEthernet1/4
>> C       10.1.12.0/28 is directly connected, GigabitEthernet1/2
>> C       10.0.13.0/24 is directly connected, POS1/1
>> C       10.1.51.0/28 is directly connected, GigabitEthernet5/1
>> C    192.168.0.0/16 is directly connected, GigabitEthernet5/2
>> 7600-RA#show ip route
>> Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
>>        D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
>>        N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
>>        E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGP
>>        i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS 
level-2
>>        ia - IS-IS inter area, * - candidate default, U - per-user 
static route
>>        o - ODR, P - periodic downloaded static route
>>
>> Gateway of last resort is not set
>>
>>      10.0.0.0/8 is variably subnetted, 15 subnets, 4 masks
>> C       10.1.11.0/28 is directly connected, GigabitEthernet1/1
>> S       10.2.14.2/32 [1/0] via 10.0.13.3
>> C       10.1.14.0/28 is directly connected, GigabitEthernet1/4
>> S       10.2.14.2/32 [1/0] via 10.0.13.3
>> C       10.1.14.0/28 is directly connected, GigabitEthernet1/4
>> C       10.1.12.0/28 is directly connected, GigabitEthernet1/2
>> C       10.0.13.0/24 is directly connected, POS1/1
>> S       10.2.0.0/16 [1/0] via 10.0.13.3
>> S       10.2.2.1/32 [1/0] via 10.0.13.3
>> S       10.2.1.2/32 [1/0] via 10.0.13.3
>> S       10.0.24.2/32 [1/0] via 10.0.13.3
>> S       10.0.24.0/24 [1/0] via 10.0.13.3
>> S       10.1.51.34/32 [1/0] via 10.1.51.2
>> S       10.1.51.18/32 [1/0] via 10.1.51.2
>> C       10.1.51.0/28 is directly connected, GigabitEthernet5/1
>> S       10.1.51.0/24 [1/0] via 10.1.51.2
>> S       10.2.3.101/32 [1/0] via 10.0.13.3
>> C    192.168.0.0/16 is directly connected, GigabitEthernet5/2
>> 7600-RA#


Configuration:
7600-RA#show running-config
Building configuration...

Current configuration : 3563 bytes
!
upgrade fpd auto
version 12.2
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
service counters max age 10
!
hostname 7600-RA
!
boot system flash disk0:s72033-advipservicesk9_wan-mz.122-18.SXE.bin
boot system flash sup-bootflash:
logging snmp-authfail
enable password XXXXXXX
!
no aaa new-model
clock timezone PST -8
ip subnet-zero
!
!
!
no ip domain-lookup
ipv6 mfib hardware-switching replication-mode ingress
mls ip multicast flow-stat-timer 9
no mls flow ip
no mls flow ipv6
no mls acl tcam share-global
mls cef error action freeze
no scripting tcl init
no scripting tcl encdir
!
!
!
!
!
!
!
!
!
!
redundancy
  mode rpr-plus
  main-cpu
   auto-sync running-config
   auto-sync standard
spanning-tree mode pvst
no spanning-tree optimize bpdu transmission
spanning-tree extend system-id
diagnostic cns publish cisco.cns.device.diag_results
diagnostic cns subscribe cisco.cns.device.diag_commands
no errdisable detect cause pagp-flap
no errdisable detect cause dtp-flap
no errdisable detect cause link-flap
no errdisable detect cause l2ptguard
no errdisable detect cause link-flap
no errdisable detect cause l2ptguard
no errdisable detect cause gbic-invalid
no errdisable detect cause arp-inspection
errdisable recovery cause udld
errdisable recovery cause bpduguard
errdisable recovery cause security-violation
errdisable recovery cause channel-misconfig
errdisable recovery cause pagp-flap
errdisable recovery cause dtp-flap
errdisable recovery cause link-flap
errdisable recovery cause l2ptguard
errdisable recovery cause psecure-violation
errdisable recovery cause gbic-invalid
errdisable recovery cause dhcp-rate-limit
errdisable recovery cause mac-limit
errdisable recovery cause unicast-flood
errdisable recovery cause arp-inspection
errdisable recovery interval 30
!
vlan internal allocation policy ascending
vlan access-log ratelimit 2000
!
!
interface GigabitEthernet1/1
  ip address 10.1.11.1 255.255.255.240
!
interface GigabitEthernet1/2
  ip address 10.1.12.1 255.255.255.240
!
interface GigabitEthernet1/3
  ip address 10.1.13.1 255.255.255.240
!
interface GigabitEthernet1/4
  ip address 10.1.14.1 255.255.255.240
!
interface POS1/1
  ip address 10.0.13.1 255.255.255.0
  mls qos trust dscp
  clock source internal
  pos scramble-atm
!
interface GigabitEthernet5/1
  ip address 10.1.51.1 255.255.255.240
!
interface GigabitEthernet5/2
  ip address 192.168.2.1 255.255.0.0
  media-type rj45
!
interface Vlan1
  no ip address
  shutdown
!
ip classless
ip route 10.0.11.0 255.255.255.0 10.1.1.1
ip route 10.0.24.0 255.255.255.0 10.0.13.3
ip route 10.0.24.2 255.255.255.255 10.0.13.3
ip route 10.1.0.0 255.255.0.0 10.1.0.2
ip route 10.0.24.2 255.255.255.255 10.0.13.3
ip route 10.1.0.0 255.255.0.0 10.1.0.2
ip route 10.1.51.0 255.255.255.0 10.1.51.2
ip route 10.1.51.18 255.255.255.255 10.1.51.2
ip route 10.1.51.34 255.255.255.255 10.1.51.2
ip route 10.2.0.0 255.255.0.0 10.0.13.3
ip route 10.2.1.2 255.255.255.255 10.0.13.3
ip route 10.2.2.1 255.255.255.255 10.0.13.3
ip route 10.2.3.101 255.255.255.255 10.0.13.3
ip route 10.2.14.2 255.255.255.255 10.0.13.3
!
no ip http server
!
!
!
!
control-plane
!
!
!
dial-peer cor custom
!
!
!
!
line con 0
  exec-timeout 0 0
line vty 0 4
  exec-timeout 0 0
  password XXXXXXX
  login
!
no cns aaa enable
end





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