Tema: Re: Cisco vpn - iptables
Autorius: rabarbaras
Data: 2008-08-29 10:59:04
Kiek teko ciupinet IPSec trafika su maskaradu, del sventos ramybes 
geriau apsieti be conntrack'o.
:)

Igaliotinis patrulis! wrote:
> perejo ant hardwaro:)
> 
> "rabarbaras" <rabarbaras@zebra.lt> wrote in message 
> news:g989e4$bdu$1@trimpas.omnitel.net...
>> O kam state ?
>>
>> Igaliotinis patrulis! wrote:
>>> Sveiki,
>>>
>>> Isorej stovi cisco vpn servas. Prisijungus ish musu vidinio tinklo 
>>> naudojant cisco vpn klienta viskas veikia, pingai i remote vidinius ipus 
>>> praeina. Prisijungiu su antru kompu i tuos pacius ipus - ping neatsako.. 
>>> Galbut reikia itraukt kazka i mano servo iptables?
>>>
>>> Tokia pati problema anksciau buvo su windowsiniais vpnt connectionais - 
>>> prisijungdavo tik vienas kompas ish lano. Parashiau cia ir kazkas patare 
>>> uzkraut modprobe ip_nat_pptp, ir viskas susitvarke. Galbut kazko 
>>> panashaus dar reikia ir cisco vpnui ? Cisco vpn kliento transportas - 
>>> IPSec over UDP (NAT/PAT)..
>>>
>>> rc.nat atrodo taip:
>>>
>>> #!/bin/sh
>>>
>>> modprobe ip_tables
>>> modprobe ip_conntrack
>>> modprobe ip_conntrack_ftp
>>> modprobe ip_conntrack_irc
>>> modprobe iptable_nat
>>> modprobe ip_nat_ftp
>>> modprobe ip_nat_irc
>>> modprobe ip_nat_pptp
>>> modprobe ip_nat_proto_gre
>>> modprobe ip_conntrack_proto_gre
>>> modprobe ip_conntrack_pptp
>>>
>>> iptables -F INPUT
>>> iptables -P INPUT ACCEPT
>>> iptables -F OUTPUT
>>> iptables -P OUTPUT ACCEPT
>>> iptables -F FORWARD
>>> iptables -P FORWARD DROP
>>> iptables -t nat -F
>>>
>>> iptables -A FORWARD -i eth0 -o eth1 -m state --state 
>>> ESTABLISHED,RELATED -j ACCEPT
>>> iptables -A FORWARD -i eth1 -o eth0 -j ACCEPT
>>> iptables -A FORWARD -j LOG
>>> iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
>>>
>>> Jei neaiskiai aprashiau problema tai soriux :) bemiege naktis - sunkus 
>>> rytas..
>>>
>>> Aciu 
> 
> 
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