Network

what is an Autonomous System?

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multi home transit

An Autonomous System (AS) is any large network that shares similar routing policies and operates within a single administrative domain. Each AS is assigned a unique ASN, which is a number that identifies the AS. An AS can be a collection of routers running a single IGP, or it can be a collection of routers … Read more

Cisco HSRP – What is Hot Standby Router Protocol

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Cisco HSRP or Hot Standby Router Protocol is one of the First Hop Redundancy Protocol (FHRP) Cisco HSRP is Cisco propriety protocol which provide redundancy in IP Network & ensure that in case Gateway Router (First hop router) fails, user traffic gets recovers seamlessly. Since HSRP is Cisco proprietary protocol, it can be used between … Read more