Displaying 3 results from an estimated 3 matches for "3965ms".
2020 Jun 23
2
Voice broken during calls (again...)
...mp_seq=1 Frag needed and DF set
(mtu = 1492)
ping: local error: Message too long, mtu=1492
ping: local error: Message too long, mtu=1492
ping: local error: Message too long, mtu=1492
^C
--- bpi.d.lucabert.com ping statistics ---
4 packets transmitted, 0 received, +4 errors, 100% packet loss, time
3965ms
pipe 2
With paket size of 1464 it works...
> You know MTU is a size of l2 frame, so using ipv6 you are able to use
> higher payload sizes because of ip header size.
OK, thanks!
Luca Bertoncello
(lucabert at lucabert.de)
2020 Jun 23
0
Voice broken during calls (again...)
...mtu = 1492)
> ping: local error: Message too long, mtu=1492
> ping: local error: Message too long, mtu=1492
> ping: local error: Message too long, mtu=1492
> ^C
> --- bpi.d.lucabert.com ping statistics ---
> 4 packets transmitted, 0 received, +4 errors, 100% packet loss, time
> 3965ms
> pipe 2
>
> With paket size of 1464 it works...
>
>> You know MTU is a size of l2 frame, so using ipv6 you are able to use
>> higher payload sizes because of ip header size.
>
> OK, thanks!
> Luca Bertoncello
> (lucabert at lucabert.de)
>
> --
> _______...
2020 Jun 23
4
Voice broken during calls (again...)
Am 23.06.2020 08:43, schrieb Luca Bertoncello:
And another thing, I discovered right now...
> Could you suggest me something to restrict the problem?
> Currently, I think the problem can be:
>
> 1) on Asterisk
> 2) on my Gateway/Firewall
A couple of years ago I added this entry in my firewall:
/sbin/iptables -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS