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Patrick LizamaFlag for United States of America

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Assigning multiple external IPs on a single Cisco ASA 5510 interface

I have cisco ASA 5510. I want to know if I can configure two or multiple ip address on the same interface at a time or not.

The scenario is like this:

I have 5 public IP addresses : 45.X.X.0/29

There are 4 physical interface: e0/0, e0/1, e0/2 and e0/3.

e0/0:
     name: Outside
     ip add : 45.X.X.2/29

e0/1:
     name: Users
     ip add: 192.168.1.0/24

e0/2:
     name: Servers
     ip add: 192.168.2.0/24

I want the users on lan 192.168.1.0/24 should use 45.X.X.2 for accessing internet or I would say 1.0/24 use dynamic nat with 45.X.X.2. However, now say I want servers on lan 192.168.2.0/24 should use 45.X.X.3 for accesing internet. Currently, both 1.0/24 and 2.0/24 are configured to use 45.X.X.2 for accesing internet.

So, is it possible I can configure 45.X.X.2 and 45.X.X.3 on e0/0 interface ?

PS: Cisco ASA is running ver 7.2
Avatar of Benjamin Van Ditmars
Benjamin Van Ditmars
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just add the ip address to an object and select for dynamic nat the outside interface and select the address object as adres,
problely there will be at the moment the outside ip address of the physical interface
Oh yes not a problem, this is not uncommon at all, how you do it depends on your version of code though squire.

Issue a 'show version' and let me know what the code version is :)

I know you said 7.2 but that's VERY OLD are you sure that's not the ASDM version

Pete
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ASKER

Yes, Its a very old ASA and the ASDM I am running is 5.0
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Avatar of Pete Long
Pete Long
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