[c-nsp] IP Nat help

Yap Chin Hoong - yapchinhoong at hotmail.com
Thu Nov 11 03:46:23 EST 2010


Hi Stephen,
   First, define the ip nat inside and ip nat outside on the interface, and the implement the following command. Hope this helps. Thanks.
ip nat inside source static network 172.16.1.0 172.16.10.0 /24 no-alias

regards,
YapCH
http://itcertguides.blogspot.com/

> >
> > -----Original Message-----
> > From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Stephane MAGAND
> > Sent: Tuesday, November 09, 2010 9:23 PM
> > To: cisco-nsp at puck.nether.net
> > Subject: [c-nsp] IP Nat help
> >
> > Hi
> >
> >
> > I request a small help because i never use Nat on Cisco router.
> >
> >
> > I have a Cisco with two interface:
> >
> >
> >
> > Fastethernet 0/0
> > ? ? Description Wan Interface
> > ? ? ip address 192.168.1.2 255.255.255.252
> >
> > Fastethernet 0/1
> > ? ? Description Lan Interface
> > ? ? ip address 172.16.1.254 255.255.255.0
> >
> > With BGP, neighborg 192.168.1.1
> > no NAT.
> >
> >
> > I want NAT all packet from the LAN interface at destination of on ip class:
> >
> >
> > if a user of 172.16.1.xx want access to 172.17.1.xx:
> > ? all IP are "changed":
> > 172.16.1.1 => 172.16.10.1
> > 172.16.1.2 => 172.16.10.2
> > 172.16.1.3 => 172.16.10.3
> > <...>
> > 172.16.1.254 => 172.16.10.254
> >
> > The 172.17.1.xx see only "172.16.10.xx"
> >
> >
> > anyone know the process ?
> >
> > creation 2x254 ip nat inside/outside ?
> >
> >
> > Thanks for your help
> > _______________________________________________

 		 	   		  


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