ip ospf authentication-key

Parameters

 

 

 

 

 

seconds

Specifies the number of seconds that a router must wait to receive a hello

 

 

packet before declaring the neighbor as “dead” and removing it from the

 

 

OSPF neighbor list. Dead interval must be the same on neighboring routers

 

 

(on a specific subnet), but can vary between subnets. This parameter is an

 

 

unsigned integer ranging from 1 to 65535. Default value is 40 seconds.

 

 

 

Defaults

 

 

None.

 

Mode

 

Interface configuration: C3(su)‐>router(Config‐if(Vlan 1))#

Example

This example shows how to set the dead interval to 20 for the VLAN 1 interface:

C3(su)->router(Config)#interface vlan 1

C3(su)->router(Config-if(Vlan 1))#ip ospf dead-interval 20

ip ospf authentication-key

Use this command to assign a password to be used by neighboring routers using OSPF’s simple password authentication.The no form of this command removes an OSPF authentication password on an interface.

Syntax

ip ospf authentication-key password no ip ospf authentication-key

Parameters

password

Specifies an OSPF authentication password. Valid values are alphanumeric

 

strings up to 8 characters in length.

 

 

Defaults

None.

Mode

Interface configuration: C3(su)‐>router(Config‐if(Vlan 1))#

Usage

This password is used as a “key” that is inserted directly into the OSPF header in routing protocol packets. A separate password can be assigned to each OSPF network on a per‐interface basis.

All neighboring routers on the same network must have the same password configured to be able to exchange OSPF information.

SecureStack C3 Configuration Guide 20-19

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Enterasys Networks 9034313-07 manual Ip ospf authentication-key, Usage