CCNA

OSPFv3 is routing protocol for IP version 6 Just like OSPFv2 is for IP version 4. There are several vital...

OSPF is one of the more complicated routing protocols, and it can be pretty threatening.  Therefore, troubleshooting OSPF and verifying...

All interfaces have default bandwidth values assigned to them. When the default bandwidth is much higher than actual bandwidth it...

OSPF uses “Cost” as the value of the OSPF metric and uses a Reference Bandwidth of 100 Mbps for cost...

OSPF messages are forwarded to all OSPF-enabled interfaces by default. However, some interfaces not needed these messages. When you configure...

OSPFv2 is a link-state routing protocol Introduced in 1991 for IPv4 as an alternative to Routing Information Protocol (RIP). Figure...

If the router interface is configured with OSPF, the router must determine if another OSPF neighbor is on the link....

When an OSPF router is initially connected to a network it completes the following generic link-state routing OSPF process and...

Hello, Packets Type 1 are OSPF packets sent periodically on all interfaces, including virtual links, to establish and maintain neighbor...