The Complete IS-IS Routing Protocol- P6 docx

The Complete IS-IS Routing Protocol- P6 ppsx

The Complete IS-IS Routing Protocol- P6 ppsx

... number by one, 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 LSPs and Revision ... defects. The LSP-ID field determines the LSP type. Figure 6.7 shows the structure of the LSP- ID field. The LSP-ID is a fixed 8-byte field. The first 6 bytes are set to...
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The Complete IS-IS Routing Protocol- P10 docx

The Complete IS-IS Routing Protocol- P10 docx

... testing, there is no better test than to expose the code to the real world. Here for the first time a routing protocol leaves the safety of the pool and is hit by the crashing waves of the Internet. ... needed to an IS-IS route, simply revisit the stored prefixes and look to see if the old IS-IS route is still the best route. The router does that by checking if the...
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The Complete IS-IS Routing Protocol- P11 docx

The Complete IS-IS Routing Protocol- P11 docx

... processing on that update, then flood the update to its neighbors, and then complete the rest of the processing on this update. Due to some bug in the code the last part ( the rest of the processing”) caused ... Reachability TLV #130 At the end of the 1980s, there was the belief that there would be a single routing protocol for routing both intra-domain routes and inte...
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The Complete IS-IS Routing Protocol- P17 docx

The Complete IS-IS Routing Protocol- P17 docx

... unicast route in the inet.0 routing tables and mark it for export into the IS-IS link-state database. Because there is no from statement at the same indentation level as the final then accept statement, ... have an unconditional export of the entire Internet routing table into IS-IS. (The final “then” logic is executed when no terms match the routes. The logic is here “Is...
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