TCP Connection hang - MSS again

Rozhuk Ivan at
Mon Apr 5 09:59:56 UTC 2021

On Mon, 5 Apr 2021 12:44:50 +0300
Rozhuk Ivan < at> wrote:

> FreeBSD 13 desktop have no known problems with other websites.
> Only with one remonte FreeBSD 12 with same sysctl.conf and mtu 9k.

FreeBSD 12 reply with MSS 8960, and I fix it in PF:
> scrub in on $ext_v4_if0 all max-mss 1400

so only
time to time reply without mss option.

More information about the freebsd-current mailing list