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Chapter 15 - OSPF | 255 |
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Chapter 15 - OSPF
This chapter provides instructions for configuring a network utilizing the OSPF (Open Shortest Path First) Protocol. OSPF uses a
Unlike RIP updates, OSPF
OSPF routing decisions are based on “cost” which is an indication of the overhead required to send packets across a certain interface. The cost of an interface is calculated based on link bandwidth rather than the number of hops to the destination. The cost can also be configured to specify preferred paths.
OSPF Dialog Box
To access this dialog box, select the interface you wish to configure (Ethernet, WAN, VPN) from the device view, select TCP/IP Routing, then click on the OSPF option button. OSPF must be configured for each interface on which you want to run OSPF.
ϖNote: The router will automatically be in the Backbone area, area 0, on each interface. It is also necessary to add configuration information for an interface to be assigned to a