BGP and MTU Deep Dive
A long long time ago, BGP implementations would use a Maximum Segment Size (MSS) of 536 bytes for BGP peerings. […]
BGP
BGP
BGP, MPLS
VRF Without Route Target – Will the Route Be Exported?
Yesterday I posted a tricky question to Twitter. If you have a working VPNv4 environment and create a VRF with
BGP
Path Hunting in BGP
BGP is a path vector protocol. This is similar to distance vector protocols such as RIP. Protocols like these, as
BGP, OSPF
Valley-free Routing in Leaf and Spine Topology
Valley-free routing is a concept that may not be well known but that is relevant to datacenter design. In this
BGP, OSPF
Is One Protocol Simpler Than Two?
I’ve been in a lot of interesting discussions the last couple of days on what protocol to use for the
BGP
Modifying Administrative Distance of Specific BGP Route
In one of the Discords that I’m in there was a user with a complex network consisting of a mix
BGP, CCDE, MPLS
CCDE – Carrier Supporting Carrier
Introduction In the previous post I showed some of the options to interconnect two AS so that a customer can
BGP, CCDE, MPLS
CCDE – Inter AS L3 VPNs
Introduction Sometimes a customer needs a L3 VPN between two locations where the same SP is not present. This can
BGP, CCDE
CCDE – BGP Confederations
Introduction BGP Confederations are one of two tools a network designer has to work around the full mesh requirement of
BGP, IPv6
Busting Myths – IPv6 Link Local Next Hop into BGP
In some publications it is mentioned that a link local next-hop can’t be used when redistributing routes into BGP because