Owner's Manual

250 OSPF Commands
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router ospf compatible rfc1583
To restore the method used to calculate summary route costs per RFC 1583, use the router ospf
compatible rfc1583
command in global configuration mode. To disable RFC 1583 compatibility,
use the no form of this command.
Syntax
router ospf compatible rfc1583
no router ospf compatible rfc1583
• This command has no arguments or keywords.
Default Configuration
RFC1583 compatibility mode is supported.
Command Mode
Global Configuration mode
Usage Guidelines
This command enables support of RFC1583 compatibility in products that support later
standards.
Example
The following example restores the method of calculation of summary route costs as suggested by
RFC 1583:
ospf authentication
The ospf authentication interface configuration command enables authentication for OSPF
packets and specifies the authentication type. To prevent authentication, use the
no form of this
command.
Syntax
ospf authentication { text text | md5 name-of-chain }
no ospf authentication mode
• text text —Clear text authentication. The string can contain from 1 to 8 uppercase and
lowercase alphanumeric characters.
•
md5 name-of-chain —Keyed Message Digest 5 (MD5) authentication.
Console (config)# router ospf compatible rfc1583