Reference Guide

1022 | Open Shortest Path First (OSPFv2 and OSPFv3)
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ip ospf auth-change-wait-time
c e s
OSPF provides a grace period while OSPF changes its interface authentication type. During the grace
period, OSPF sends out packets with new and old authentication scheme till the grace period expires.
Syntax
ip ospf auth-change-wait-time seconds
To return to the default, enter no ip ospf auth-change-wait-time.
Parameters
Defaults
zero (0) seconds
Command Modes
INTERFACE
Command
History
ip ospf authentication-key
c e s
Enable authentication and set an authentication key on OSPF traffic on an interface.
Syntax
ip ospf authentication-key [encryption-type] key
To delete an authentication key, enter no ip ospf authentication-key.
Parameters
Defaults
Not configured.
Command Modes
INTERFACE
Command
History
Usage
Information
All neighboring routers in the same network must use the same password to exchange OSPF
information.
ip ospf cost
c e s
Change the cost associated with the OSPF traffic on an interface.
Syntax
ip ospf cost cost
To return to default value, enter no ip ospf cost.
seconds
Enter seconds
Range: 0 to 300
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.1.1.1 Introduced on E-Series
encryption-type
(OPTIONAL) Enter 7 to encrypt the key.
key
Enter an 8 character string. Strings longer than 8 characters are truncated.
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.1.1.1 Introduced on E-Series