Defaults zero (0) seconds.
Command 
Modes
INTERFACE
Command 
History
This guide is platform-specific. For command information about other platforms, 
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 9.0.2.0 Introduced on the S6000.
Version 
8.3.19.0
Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version 
6.1.1.1
Introduced on the E-Series.
ip ospf authentication-key
Enable authentication and set an authentication key on OSPF traffic on an interface.
S4810 
Syntax
ip ospf authentication-key [encryption-type] key
To delete an authentication key, use the no ip ospf authentication-key 
command.
Parameters
encryption-
type
(OPTIONAL) Enter 7 to encrypt the key.
key Enter an eight-character string. Strings longer than eight 
characters are truncated.
Defaults Not configured.
Command 
Modes
INTERFACE
Command 
History
This guide is platform-specific. For command information about other platforms, 
refer to the relevant Dell Networking OS Command Line Reference Guide.
The following is a list of the Dell Networking OS version history for this command.
Version 9.0.2.0 Introduced on the S6000.
Open Shortest Path First (OSPFv2 and OSPFv3)
1179