[Openswan Users] VPN over ADSL

Necati Demir necati at labristeknoloji.com
Mon Nov 21 16:30:09 CET 2005


*I am using Zoom Ver 3.2.4 ADSL Modem, can that be problem?
*

>
>>> I have two hosts, one of them uses dial-up and the other uses ADSL.
>>>
>>> 192.52.5.2 ===192.52.5.1(ADSL modem - a.b.c.d is external ip ) --------
>>> e.f.g.h is dial-up === 192.168.0.0/24
>>>
>>> I have two problems.
>>> a.b.c.d can connect to e.f.g.h bu using "ipsec auto --up connection" 
>>> but
>>> e.f.g.h can not connect to a.b.c.d.
>>>   
>>
>>
>> Please disable plutodebug and klipsdebug completely, restart and show 
>> the
>> error generated by ipsec auto --up connection on the end where it 
>> does not
>> work.
>>  
>>
> No error occures while connecting. It establihes the key without problem.
>
>>  
>>
>>> Virtual Setting are ok in ADSL modem. And
>>> although i can connect to a.b.c.d with the host which have dial-up, 
>>> i can not
>>> ping 192.52.5.2.
>>>   
>>
>>
>> run ipsec verify to see if forwarding, rpfilter or NAT is the 
>> problem. If no
>> problems are detected, temporarilly disable all firewall rules and 
>> check again.
>>  
>>
> I use
>
> #iptables -I INPUT -s IP_ADDR -j ACCEPT
> #iptables -I OUTPUT -d IP_ADDR -j ACCEPT
>
> on both sides.
>
>>  
>>
>>> And these are the config files, can anyone help me?
>>>   
>>
>>
>> Those looked ok.
>>
>> Paul
>>
>>  
>>
>
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