configuring the enhanced interior gateway routing protocol

... 11Hybrid: Enhanced Interior Gateway Routing Protocol (EIGRP) As internetworks grew in scale and diversity in the early 1990s, new routing protocols were needed Cisco developed Enhanced Interior Gateway ... to the other, add the delay command on each side of the interface It is important to note that changing the delay of a link will affect only the routing protocol, not the actual throughput of the ... Chapter 11: Hybrid: Enhanced Interior Gateway Routing Protocol (EIGRP)Figure 11-1 EIGRP Routing Updates The submetrics and the composite metric can be confirmed by performing the show ip route

Ngày tải lên: 24/01/2014, 19:20

... Configuring EIGRP for the IPv6 Routing Process  The ipv6 unicast-routing global configuration mode command is required to enable any IPv6 routing protocol  Configuring EIGRP for IPv6  The no shutdown ... ipv4-address  The IPv4 loopback address can be used as the router ID  If the eigrp router-id value is not configured, the highest loopback address is selected as the router ID  Configuring a ... interface on the way to the destination Add the delay values and divide by 10 (sum of delay/10) Step 3 Add the computed values for bandwidth and delay, and multiply the sum by 256 to obtain the EIGRP

Ngày tải lên: 27/08/2017, 17:18

... within the ITU. There are voices in the IETF that would either force the two stan- dards bodies to work together, or completely transfer responsibility for the IS-IS protocol from the ITU-T to the ... common routing and signalling protocol. The common routing protocol could be enhanced versions of IS-IS or OSPF. It is the authors’ opinion that IS-IS finally will prevail as the routing protocol ... done at the ISIS-WG inside the IETF. It is the authors’ opinion that the ITU should formalize what is the de facto status today and transfer responsibility for IS-IS to the ISIS-WG in the IETF

Ngày tải lên: 02/07/2014, 20:21

...

Ngày tải lên: 18/03/2015, 17:52

... to the IOS and JUNOS Command Line Interface The output shows you the hostname of the neighbouring device, the local interface to the remote device, the “platform name” of the router, and the ... interaction directly between the protocols There is just interaction between an individual routing protocol and the routing table as shown in Figure 3.15 Each routing protocol may call one or more ... nature, each routing protocol implements its own routing policy processing as part of the protocol s specific routing code So one policy module is there for RIP, one for IS-IS, and another one for...

Ngày tải lên: 02/07/2014, 20:21

... the basic concepts of the OSPF routing protocol and the terms used in the IP protocol family At first, there will be translation of OSI jargon to IP terminology, but later in the book we use the ... prefix-length is the decimal representation of the “bit border” between the network and the host part of the IP address The shorter the prefixlength, the larger the host count beyond Table 4.1 shows the relationship ... migrating parts of the network to another routing protocol or grooming existing ones The tool to make that happen is called an area In the infancy of link-state protocols, the whole network consisted...

Ngày tải lên: 02/07/2014, 20:21

... an interface, the routing protocol will automatically find out if there are other routers out there speaking the same protocol and version and immediately start to interact with these remote routers ... all The PDU Length field contains the length of the entire packet including the common header and the LAN Hello header The Priority and DIS LAN-ID fields are related to the election procedure of the ... tell other routers in the network that they can see each other, when in fact they can’t because of the fibre failures mentioned earlier This failure scenario passes even the check during the SPF...

Ngày tải lên: 02/07/2014, 20:21

... column shows the level The numbers in the brackets after the route give information about the weight or, as it is called in Cisco IOS speak, the administrative distance of the routing protocol that ... and send the LSP to all of its neighbours The neighbours compare the incoming LSP with the LSP in the local database If the received LSP is new to them (that is, the Router B What is the most ... defects The LSP-ID field determines the LSP type Figure 6.7 shows the structure of the LSPID field The LSP-ID is a fixed 8-byte field The first bytes are set to the System-ID of the LSP Originator The...

Ngày tải lên: 02/07/2014, 20:21

... represents the pseudonode for the LAN The pseudonode borrows the SystemID from the DIS on that LAN London-1 is the DIS in our example and therefore the Pseudonode-ID is composed using the DIS System-ID ... elected The DIS is a router among the IS-IS routers on the LAN, which has, additionally to its normal duties, the purpose of representing the LAN in the link-state database Because the node that the ... tell other routers that there is connectivity to the LAN Now, if the DIS is changed (re-elected) due to changes, such as a higher DIS election priority or the time-out of the old DIS, then the...

Ngày tải lên: 02/07/2014, 20:21