Next 0(0)/0(0)
Last flood scan length is 2, maximum is 16
Last flood scan time is 0 msec, maximum is 0 msec
Neighbor Count is 1, Adjacent neighbor count is 1
Adjacent with neighbor 1.1.1.1 (Backup Designated Router)
Suppress hello for 0 neighbor(s)
Keychain-based authentication enabled
Key id used is 3
Multi-area interface Count is 0
The following example shows output for configured keys that are active:
show key chain ospf_intf_1
Key-chain: ospf_intf_1/ -
Key 1 -- text "0700325C4836100B0314345D"
cryptographic-algorithm -- MD5
Send lifetime: 11:30:30, 01 May 2007 - (Duration) 600
Accept lifetime: Not configured
Key 2 -- text "10411A0903281B051802157A"
cryptographic-algorithm -- MD5
Send lifetime: 11:40:30, 01 May 2007 - (Duration) 600
Accept lifetime: Not configured
Key 3 -- text "06091C314A71001711112D5A"
cryptographic-algorithm -- MD5
Send lifetime: 11:50:30, 01 May 2007 - (Duration) 600 [Valid now]
Accept lifetime: Not configured
Key 4 -- text "151D181C0215222A3C350A73"
cryptographic-algorithm -- MD5
Send lifetime: 12:00:30, 01 May 2007 - (Duration) 600
Accept lifetime: Not configured
Key 5 -- text "151D181C0215222A3C350A73"
cryptographic-algorithm -- MD5
Send lifetime: 12:10:30, 01 May 2007 - (Duration) 600
Accept lifetime: Not configured
Configuring Generalized TTL Security Mechanism (GTSM) for OSPF
This task explains how to set the security time-to-live mechanism on an interface for GTSM.
SUMMARY STEPS
1.
configure
2.
router ospf process-name
3.
router-id { router-id }
4.
log adjacency changes [ detail | disable ]
5.
nsf { cisco [ enforce global ] | ietf [ helper disable ]}
6.
timers throttle spf spf-start spf-hold spf-max-wait
7.
area area-id
8.
interface type interface-path-id
9.
security ttl [ disable | hops hop-count ]
10.
commit
11.
show ospf [ process-name ] [ vrf vrf-name ] [ area-id ] interface [ type interface-path-id ]
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.3.x
483
Implementing OSPF
Configuring Generalized TTL Security Mechanism (GTSM) for OSPF
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