All posts by Tuna Peyo

OSPF route summarization

Jun 18,95

Unlike EIGRP, OSPF doesn’t support automatic summarization. Also, unlike EIGRP, where you can summarize routes on every router in an …

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OSPF MD5 authentication

Jun 15,95

The OSPF MD5 authentication is more secure than the plain text authentication. This method uses the MD5 algorithm to compute …

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OSPF clear text authentication

Jun 14,95

OSPF can authenticate all messages exchanged between neighbors. Messages are authenticated to prevent a rogue router from injecting false routing …

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Designated router and backup designated router

Jun 13,95

Based on the network type, OSPF router can elect one router to be a designated router (DR) and one router …

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Configure multiarea OSPF

Jun 12,95

OSPF uses areas to simplify administration and optimize traffic and resource utilization. An area is simply a logical grouping of …

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Configure OSPF

Jun 11,95

The OSPF basic configuration is very simple and requires only two steps: enable OSPF on a router using the router ospf …

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