[c-nsp] Multiple NAT & Rerouting Web Traffic
Jan Gregor
jan.gregor at chronix.org
Wed Sep 8 08:47:40 EDT 2010
Hi,
glad that first part worked. I would suggest change the PBR route-map to
"set interface Dialer3". Maybe that helps, maybe not :).
Best regards,
Jan
On 09/07/2010 06:57 PM, Ray Davis wrote:
> Thanks for the help!
>
> I tried my previous test config again except with this difference...
>
> ip access-list extended NAT_Exempt
> deny tcp any any eq www
> deny tcp any any eq 443
> deny ip 192.168.8.0 0.0.0.255 192.168.6.0 0.0.0.255
> deny ip 192.168.8.0 0.0.0.255 192.168.7.0 0.0.0.255
> permit ip 192.168.8.0 0.0.0.255 any
>
> If I do a "sh ip nat translations" it looks like http traffic is being NATed correctly:
>
> HTTP Traffic (123.123.123.123 is the VDSL ip address):
> tcp 123.123.123.123:14757 192.168.8.1:14757 212.96.133.192:80 212.96.133.192:80
>
> Non-HTTP Traffic (12.34.12.34 is the SDSL ip address (default)):
> tcp 12.34.12.34:50004 192.168.8.115:50004 93.133.195.154:5938 93.133.195.154:5938
>
> But doesn't seem to go out the correct interface. At least there is never an http connection made. :/
>
> Cheers,
> Ray
>
> On 6. Sep 2010, at 22:35 Uhr, Jan Gregor wrote:
>
>> Hi,
>>
>>> access-list 110 remark ***** ACL route-map RerouteWebTraffic *****
>>> access-list 110 permit tcp any any eq www
>>> access-list 110 permit tcp any any eq 443
>>>
>>> route-map sdsl permit 10
>>> match ip address NAT_Exempt
>>>
>>> ip access-list extended NAT_Exempt
>>> deny ip 192.168.8.0 0.0.0.255 192.168.6.0 0.0.0.255
>>> deny ip 192.168.8.0 0.0.0.255 192.168.7.0 0.0.0.255
>>> permit ip 192.168.8.0 0.0.0.255 any
>>
>> I guess this is the problem. Try denying things allowed in acl 110 away
>> from acl NAT_Exempt and see if that helps (be sure that these new denies
>> are before permit in that acl).
>>
>> Best regards,
>>
>> Jan
>>
>
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