[c-nsp] MTU and PMTUD

Marcin Kurek md.kurek at gmail.com
Tue Dec 6 03:02:40 EST 2022


Hi all,

Assuming typical MPLS network running L2VPNs and L3VPNs, how do you 
configure MTU values for core interfaces? Do you set interface (L2) MTU, 
MPLS MTU and IP MTU separately?

Do you enable PMTUD for TCP based control plane protocols like BGP or LDP?


Thanks!



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