Specifications

Configuring OSPF
16-12 IPv4 Routing Protocol Configuration
Configuring OSPF
Purpose
Toenableandconfigurethe OpenShortestPathFirst(OSPF)routingprotocol.
OSPF Configuration Task List and Commands
Table 16‐2liststhetasksand comm andsassociatedwithOSPFconfiguration.Commandsare
describedintheassociatedsectionasshown.
* 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
“Activating Licensed Features” on page 3-29 in order to enable the OSPF command set. If you wish to
purchase an advanced routing license, contact Enterasys Networks Sales.
Table 16-2 OSPF Configuration Task List and Commands
To do this... Use these commands...
If necessary, activate your advanced routing
license.
See “Activating Licensed Features” on page 3-29.
Enable OSPF configuration mode. “router id” on page 16-14
“router ospf” on page 16-14
Enable or disable RFC 1583 compatibility. “1583compatibility” on page 16-15
Configure OSPF Interface Parameters.
Enable OSPF on the interface. “ip ospf enable” on page 16-16
Configure an OSPF area. “ip ospf areaid” on page 16-16
• Set the cost of sending a packet on an
OSPF interface.
“ip ospf cost” on page 16-17
• Set a priority to help determine the OSPF
designated router for the network.
“ip ospf priority” on page 16-17
• Adjust timers and message intervals. “timers spf” on page 16-18
“ip ospf retransmit-interval” on page 16-19
“ip ospf transmit-delay” on page 16-19
“ip ospf hello-interval” on page 16-20
“ip ospf dead-interval” on page 16-21
• Configure OSPF authentication. “ip ospf authentication-key” on page 16-21
“ip ospf message digest key md5” on page 16-22
Configure OSPF Areas.
• Configure an administrative distance. “distance ospf” on page 16-23
• Define the range of addresses to be used
by Area Boundary Routers (ABRs).
“area range” on page 16-24