Note: take care that it will be used into "mangle" table.
iptables -t mangle -A FORWARD -p tcp --tcp-flags SYN,RST SYN \
-j TCPMSS --clamp-mss-to-pmtu
El Mar, 13 de Marzo de 2007, 8:46, Alexandru Dragoi escribió:
> Serge Matovic wrote:
>> Hi to all. I'm a bit hesitant to bug you with this
>> basic problem of mine, and I just hope that I'm not
>> wasting your time.
>> OK, here is the situation. I have a Linux machine with
>> 4 NICs. I have configured 3 of these NICs into a
>> bridge (br0), and the 4th NIC is connected to an ADSL
>> modem (ppp0), which, in turn, is connected to
>> Internet. This NIC is getting a DHCP address from my
>> ISP. I'm using the iptable script from dranch's
>> IP-MASQ-HOWTO. (and I tried many other ones, as well).
>>
>> Now here is the problem: When I try to go Internet
>> from my Client computer (connected to one of the 3
>> NICs of this bridge/router) some sites (like
>> Google.ca) connect and work perfectly, ***BUT*** some
>> sites (like globaltv.com) do not load at all. But I
>> know that they work fine when I connect to them
>> without going thru my bridge/router.
>>
>> Does anyone have a thought on why some sites work and
>> some don't?
>>
>> Many thanks, and best regards,
>> serge.
>>
>>
>>
>>
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>>
> Try:
>
> iptables -I FORWARD -j TCPMSS -o ppp0 -p tcp --tcp-flags SYN,RST SYN
> --clamp-mss-to-pmtu
>
>
> In the man table of iptables you can see the explanation too.
>
>
