>> Maybe run a ping to a destination which you are having problems with,
>> then reproduce the problem (with the network idle otherwise). You should
>> see ping packets dropped only then.
>>
>> You can also ping with increasing packet sizes (see ping --help) and
>> see when the packet becomes too big for path MTU. But instead lowering
>> your MTU then, you should allow icmp-fragmentation-needed come through
>> reliably. Lowering MTU only makes sense to stop overly fragmentation in
>> the first place and optimize for a specific packet path (like traffic
>> through one or multiple VPN tunnels) where fragmentation would
>> otherwise increase latency a lot, or where icmp-frag-needed does not
>> correctly work.
>
>
> I'll try pinging today once the issue pops up.


I'm seeing the issue again as usual but ping response times come back
normal at about 50ms.  I'll keep trying.

- Grant

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