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
EVPN, VXLAN
NX-OS Forwarding Constructs For VXLAN/EVPN
In this post we will look at the forwarding constructs in NX-OS in the context of VXLAN and EVPN. Having
EVPN, VXLAN
EVPN Deepdive Route Types 2 and 3
In my last post on Configuring EVPN, we setup EVPN but configured no services. In this post we will configure
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
EVPN, VXLAN
Configuring EVPN on NX-OS
In this post we will configure EVPN on NX-OS. We will reuse the VXLAN topology from my previous post. The
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
VXLAN
Choosing the Underlay Protocol in a VXLAN Network
When building a VXLAN network, what are the considerations for choosing the underlay protocol such as OSPF, IS-IS, or BGP?
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