FWIW, I've seen this exact same issue last night and the night before to
two separate AWS regions. Each time, both BGP sessions of an HA tunnel
dropped for over a minute. There's no record of any AWS maintenance
occurring during either event, but thi...
As it turns out, it's possible by tacking '-root' on to the end of the
community string. I tried that out and Observium is now monitoring my
BGP neighbors.
https://community.fortinet.com/t5/FortiGate/Technical-Tip-SNMP-monitoring-of-BGP-and-OSPF-neig...
