BGP Implicit and Explicit Withdraw
BGP Implicit and Explicit Withdraw are important BGP messages. Understanding these two mechanisms no
Read MoreDifferent IGP and BGP Methodologies of Multi National Service Providers
Different IGP and BGP Methodologies of Multi National Service Providers. I mentioned two different I
Read MoreBGP RR (Route Reflector) in EBGP
Is BGP RR used in EBGP ? You might think I mean IBGP , not EBGP or I mean BGP Route Server, not BGP
Read MoreWhat does hot potato routing mean? Why hot potato routing is important?
What does Hot Potato Routing mean ? Why hot potato routing is important ? What is the default policy
Read MoreWhat is PI and PA ? Provider Independent and Provider Assigned ?
What is PI and PA ? Provider Independent and Provider Assigned ? In this post, I will explain the im
Read MoreBGP Route Reflector in Plain English
BGP Route Reflector in Plain English, in this post, I will explain you the BGP Route Reflector basic
Read MoreUnique RD per PE per VRF in MPLS
Unique RD per PE per VRF is a deployment option in MPLS Layer 3 VPN. In this post I
Read MoreNetwork Interconnections Video by Orhan Ergun
Network Interconnections is one of the most important topics for the operator network as it directly
Read MoreBGP Route Reflector routing loop problem !
BGP Route reflector routing loop arise in IP networks. In this post, I will illustrate the topology
Read MoreSettlement-Free Peering Requirements
Settlement-Free Peering Requirements. I explained the Peering , Types of Peering basic
Read MoreLast 10 days for the Service Provider Design Workshop
Last 10 days for the Service Provider Design Workshop With many real world examples ! (Online 2
Read MoreIs there a Global Tier 1 Provider in the World ?
Is there a Global Tier 1 Internet Service Provider in the World ? Who are the biggest networks in th
Read MoreTier 1, Tier 2 and Tier 3 Service Providers
Tier 1,Tier 2 and Tier 3 Service Providers What is tier in the first place ? If you are dealing
Read MoreBGP in MPLS Layer 3 VPN – BGP as a PE-CE Routing Protocol
BGP can be used as a PE-CE routing protocol in MPLS Layer 3 VPN. Also Service Providers run MP-BGP (
Read MoreBGP Peering – Private, Public, Bilateral and Multilateral Peering
BGP Peering BGP Peering is an agreement between different Service Providers. It is an EBGP neighbor
Read MoreBGP (Border Gateway Protocol) Quiz,Questions and Detailed Answers
BGP (Border Gateway Protocol) a.k.a Bloody Good Protocol quiz ! I prepared 20 Questions in this
Read MoreBGP As-path prepending – Use cases, Alternatives and Challenges
BGP As-path is a mandatory BGP attribute which has to be sent in every BGP message. BGP as-path prep
Read MoreBGP Best External
BGP Best External is used in Active Standby BGP Topologies generally but not limited with that.BGP B
Read MoreWhat is MP-BGP – Multiprotocol BGP
MP-BGP (Multiprotocol BGP) is an extensions to BGP protocol. Standard BGP only supports IPv4 unicast
Read MoreBGP Next-Hop Behaviour in IP and MPLS Networks
One of my CCDE bootcamp students asked a question about next hop in MPLS VPN network. So, I would be
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