So just max out the wireless equipment between the routers, but make sure either end is less than the radios? As far as I can tell from looking around in forums, Ubiquiti will do 2024. I'm not sure what a Ceragon IP-20C will do, or where this setting is located in the interface.
On Wed, Apr 5, 2017 at 2:54 PM, Cassidy B. Larson <[email protected]> wrote: > I always suggest you max out all your MTUs. MTU sizes have to match on > both sides of a MPLS tunnel as well. > It’s always nice to have equal or greater MTU available in between those > two end points. 9200+ bytes or bust! :) > > > On Apr 5, 2017, at 1:36 PM, Jason McKemie <j.mckemie@veloxinetbroadband. > com> wrote: > > Thanks. > > So I want to set my Layer2 MTU on the Mikrotik Interface to something > greater than 1530, then the MTU on the interface to something greater than > 1530, but less than I have the Layer2 MTU set to? Then just set the MPLS > MTU to 1530? Is there any rule of thumb for the gap between all of these? > > On Wed, Apr 5, 2017 at 2:13 PM, Sterling Jacobson <[email protected]> > wrote: > >> My MTU on all MPLS stuff is set for over 9000 so I can do jumbo. >> >> >> >> If you don’t want fragmentation or problems, your native MTU on layer2 >> needs to be larger probably. >> >> Then the next layer up a bit smaller, and so on so that you can again >> pass layer2 over the MPLS network at 1530. >> >> >> >> >> >> *From:* Af [mailto:[email protected]] *On Behalf Of *Jason McKemie >> *Sent:* Wednesday, April 5, 2017 12:46 PM >> *To:* [email protected] >> *Subject:* [AFMUG] MPLS/VPLS MTU >> >> >> >> What is the best way to test a link to make sure you're not going to have >> issues running MPLS over it? Can the packets be fragmented, or will that >> cause issues? I'm able to ping the other end of a couple of links with >> 1530 byte packets, but when I disallow fragmentation, things stop working. >> >> >> >> -Jason >> > > >
