Haha I got your point  not sure they'll understand the UAPtbh we have "long term guest", almost like contractors, working for several weeks for us. 4G/5G is so bad we need to provide Wi-Fi internet access or they can't work.If a guest user have a UD...

Hi @jedolphi Mtu supported by our ISP is arround 1450 (I don't remember the exact number). I don't except very large UDP MTU from guest to be honnest, but if a client sends some UDP packet with standard 1500 MTU, VXLAN will be fragmented => dropped. ...

Is the VXLAN fragmented paquet droped by the Campus BN once received? And do you know by chance a cmd to view these drops if they apprear ?On my lab I didn't notice any application issue, but maybe I had some silent drops for "big" UDP greater than 1...

Hello @mike.rohman I'm facing the same challenge, MSRB requires MTU 9100 because of the Don't Fragment with VXLAN as you said. Documentation is clear about that.It means from my understanding that the EN in your branch must have /32 routes without fr...