- Differentiate between Open Shortest Path First (OSPF) and Border Gateway Protocol (BGP). …
- Differentiate between hard reset and soft reset in the context of BGP. …
- What do the various BGP Path Attributes mean? …
- What do you understand about communities in the context of BGP?
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CASE STUDY BGP SCENARIO 1 (English)
Most Commonly Asked BGP Interview Questions
Frequently requested BGP questions, such as scenario-based BGP interview questions and BGP troubleshooting interview questions and answers, have been addressed in this blog.
BGP Interview Questions and Answers for Freshers
Border Gateway Protocol (BGP) is a protocol that allows two networks to communicate with one other. BGP is a standardized outside gateway protocol that allows autonomous systems (AS) on the Internet to share routing and reachability information. A route vector protocol is what the protocol is called. The Border Gateway Protocol is engaged in fundamental routing choices and determines routing decisions depending on pathways, network regulations, or rule sets a network administrator provides.
Within an autonomous system, BGP may be utilized for routing. Interior Border Gateway Protocol, often known as Internal BGP or iBGP, is used in this application. The protocols Internet implementation, on the other hand, is known as Exterior Border Gateway Protocol, External BGP, or eBGP.
Lab Setup
R1 Configinterface FastEthernet0/0
! ip route 0.0.0.0 0.0.0.0 9.9.12.2
R2 Configinterface FastEthernet0/0
ip route 0.0.0.0 0.0.0.0 9.9.12.1
BGP Interview Questions and Answers
Answer – BGP can be described as a path-vector routing method that makes routing decisions based upon paths and network policies or rules set by the network administrator.
Interior Border Gateway Protocol otherwise known as Internal BGP or iBGP is when BGP is used for routing within an autonomous system. Whereas, External BGP or eBGP is the internet application of the BGP.
Watch this video for more information on BGP.
FAQ
What is BGP protocol interview questions and answers?
- Weight.
- Local Preference (highest local value will be preferred, the default value is 100)
- Originate.
- AS path length.
- Origin code.
- Multi-Exit Discriminator (MED)
- eBGP path over iBGP path.
- Shortest IGP path to BGP next-hop.
What does next hop 0.0 0.0 mean in BGP?
How do you stop a loop in BGP?
Why BGP is preferred over OSPF?
