How To Configure IP SLA with DF-BIT Set and 9K MTU Payload On Cisco IOS XE

Here are instructions on how to configure an IP SLA to ping with an IP MTU of 9K and the don’t fragment (DF-BIT) set. I used a CSR1000V (IOS XE) running Fuji. This also works on regular IOS. First configure the IP SLA: Note that above I used a payload size of 8964, which resulted [...]