Operation of RIPng

RIPng for IPv6 is based on RIPv2, but it is not an extension of RIPv2; it is an entirely separate protocol. RIPng does not support IPv4, so to use RIP to route both IPv4 and IPv6, you must run RIPv1 or v2 for IPv4 and RIPng for IPv6. RIPng uses the same timers, procedures, and message types as R...

Understanding QoS

Appreciating what QoS tools and methods do to packets in a network is fundamental to appreciating the effect of individual QoS tools discussed in later chapters, and ultimately understanding the network designs and methods that constitute the material in this book. End-to-End QoS Regardless of h...

Technical Overview of Cisco IOS Frame Relay Compression Schemes

This section introduces the different compression schemes for Frame Relay that are supported by the Cisco IOS software. In general, users select a compression scheme that falls under either the payload compression scheme or packet header compression scheme.   Data Payload Comp...

Filtering PIM Neighbors

In this example, we will configure a neighbor filter on Router1's FastEthernet interface, which it uses to connect to a foreign router called Router2: Router1#configure terminal Enter configuration commands, one per line.  End with CNTL/Z. Router1(config)#ip multicast-routing Router1...

The EIGRP Update Process

When EIGRP neighbors first become neighbors, they begin exchanging topology information using Update messages using these rules:

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