Cisco ASR 9000 Series Configuration Guide

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 5.1.x
406 OL-30423-03
Implementing OSPF
Configuring Generalized TTL Security Mechanism (GTSM) for OSPF

Cisco ASR 9000 Series Specifications

General

Series	ASR 9000
Category	Network Router
Modular Design	Yes
Redundancy	Yes (Hardware and Software)
Operating System	Cisco IOS XR
Interfaces/Ports	10G, 40G, 100G, 400G Ethernet
Expansion Slots	Varies by model
Routing Protocol	BGP, OSPF, IS-IS, EIGRP
Management	CLI, SNMP, NETCONF
Power Supply	Redundant
Port Density	Varies by model
Power Supply Options	AC, DC
Memory	Varies by model
Storage	Varies by model
Dimensions	Varies by model
Weight	Varies by model