Spectrum (Charter) Fragmented UDP

Wed Oct 2 13:14:04 UTC 2019

hey,

> I don't know anything specific to this case, but you'd serve your best
> interest to send small enough packets that do not need fragmentation,
> particularly in the backbone.

In this case the SIP invite is already sent fragmented from the source 
and no fragmentation is required in transit. Someone probably thought 
"we see a lot of DDOSes with UDP fragments, better drop them altogether".

-- 
tarko