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2 ISP links without BGP

carl_townshend
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Hi all

can anyonme tell me if this will work

I have a cisco asa, this connects to 2 different ISP routers not running BGP, So the addresses are different

Can I create 2 NAT statments, that hides the same source network behind both different external interfaces

then create 2 default routes to each, one with a higher AD

There is no traffic coming inbound for webservers etc so will this work?

cheers

2 Replies 2

Yes, that is a valid setup. You should add monitoring the ISP to change to the backup ISP if the first fails:

http://www.cisco.com/en/US/docs/security/asa/asa84/configuration/guide/route_static.html#wp1119813

Some more info on the topic:

http://www.cisco.com/en/US/products/hw/vpndevc/ps2030/products_configuration_example09186a00806e880b.shtml

http://www.cisco.com/en/US/products/ps6120/products_tech_note09186a0080bc8549.shtml

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