Diky - hlasi mi to
[melkor@melkor-ubuntu:~$ sudo iptables -t mangle -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS -clamp-mss-to-pmtu
iptables v1.3.8: -c requires packet and byte counter
Try `iptables -h' or 'iptables --help' for more information.
.. sem novacek a nevim co s tim, muzes prosimte jeste poradit?