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Routing issues on Cisco ASA 5510

r4yfx
Level 1
Level 1

Hi 

 

I was wondering if someone could give me some assistance. I have been having some routing issues on the Cisco ASA. Firstly, this seemed to be an issue with inter-vlan routing which was causing some issues, and after some reading etc. I think that this is now resolved as I can route through the majority of the vlans. However during this process I appear to have lost accessing out on the internet. Where this was available before. 

 

Setup 

 

Cisco ASA WAN connection is to an internet service provider using PPPoE connection. This then goes to a Cisco 3750 POE switch which is layer two. Just vlan tagging  and the Cisco ASA is doing all the routing. 

 

For the sake of my sanity, could someone please take a look at the configurations and let me know where I am doing wrong? 

 

Thanks a lot! 

 

 

 

1 Accepted Solution

Accepted Solutions

Deepak, 

 

Thanks for the reply. I think I have now resolved this issue which was caused by the following line.

 

nat (any,any) source static local-networks local-networks

 

Removed this line and it appears to be working now. 

 

Thanks

 

Ray 

View solution in original post

3 Replies 3

Deepak Kumar
VIP Alumni
VIP Alumni

Hi,

I didn't find any configuration except MTU on WAN interface. 

"mtu WAN 1492"

 

Please share details:

Share an output from the ASA:  "Show route"

 

Regards,

Deepak Kumar

 

Regards,
Deepak Kumar,
Don't forget to vote and accept the solution if this comment will help you!

Deepak, 

 

Thanks for the reply. I think I have now resolved this issue which was caused by the following line.

 

nat (any,any) source static local-networks local-networks

 

Removed this line and it appears to be working now. 

 

Thanks

 

Ray 

That's Good. I am happy to you had resolved the issue. 

I didn't notice this NAT "nat (any,any) source static local-networks local-networks" configuration in the file.

 

Regards,

Deepak Kumar

Regards,
Deepak Kumar,
Don't forget to vote and accept the solution if this comment will help you!
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