Configuring OSPF
SecureStack C3 Configuration Guide 20-11
Configuring OSPF
Purpose

ToenableandconfiguretheOpenShortestPathFirst(OSPF)routingprotocol.

OSPF Configuration Task List and Commands

Tabl e 202liststhetasksandcommandsassociatedwithOSPFconfiguration.Commandsare

describedintheassociatedsectionasshown.

* Advanced License Required *
OSPF is an advanced routing feature that must be enabled with a license key. If you have purchased an
advanced license key, and have enabled routing on the device, you must activate your license as described in
the chapter entitiled “Activating Licensed Features” in order to enable the OSPF command set. If you wish to
purchase an advanced routing license, contact Enterasys Networks Sales.

Table 20-2 OSPF Configuration Task List and Commands

To do this... Use these commands...
If necessary, activate your advanced routing
license. See the “Activating Licensed Features” chapter.
Enable OSPF configuration mode. router id” on page 20-12
router ospf” on page 20-13
Enable or disable RFC 1583 compatibility. 1583compatibility” on page 20-13
Configure OSPF Interface Parameters.
Enable OSPF on the interface. ip ospf enable” on page 20-14
Configure an OSPF area. ip ospf areaid” on page 20-14
Set the cost of sending a packet on an
OSPF interface. ip ospf cost” on page 20-15
S et a priority to help determine the OSPF
designated router for the network. ip ospf priority” on page 20-15
Adjust timers and message intervals. timers spf” on page 20-16
ip ospf retransmit-interval” on page 20-17
ip ospf transmit-delay” on page 20-17
ip ospf hello-interval” on page 20-18
ip ospf dead-interval” on page 20-18
Con figure OSPF authentication. ip ospf authentication-key” on page 20-19
ip ospf message digest key md5” on page 20-20
Configure OSPF Areas.
Con figure an administrative distance. distance ospf” on page 20-20
Define the range of addresses to be used
by Area Boundary Routers (ABRs). area range” on page 20-21