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IP NAT

meshalsaeed
Level 1
Level 1

Hi ,

In right now study for CCNA exam and during my lab practices i have configure NAT overload on both Router after I able to configure ping is not working !  kindly i need you support to know were my missing configuration or mistake .

On attachment i have shared  all configuration additional to  Cisco packet tracer file that have all configuration i have made .

 

Thanks for you support ..

 

 

 

5 Replies 5

balaji.bandi
Hall of Fame
Hall of Fame

high level your RQ1 router and RQ2 router config identical  (that is conflicts) - change the IP address one of the sides and make routing accordingly.

 

RQ1 ---Rq2 p2p link using 10.10.10.0/24 network - that is not configured? what interface did they connect to each other?

 

BB

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Already both  Rq2 p2p link using 10.10.10.0/24 network and configure , please see the attachment

Hello,

 

as far as I recall, double NAT (that is what you apparently are trying to do) doesn't work well in Packet Tracer if you have subnets from the same classful network (10.x.x.x in your case). Try and readdress your entire network using class C addresses everywhere (e.g. 192.168.1.0/24, 192.168.2.0/24, 192.168.3.0/24, and so on).

Leo Laohoo
Hall of Fame
Hall of Fame

Do you know a CCNA author named Wendell Odom?  
He is a regular at the Cisco Learning Network.  Best place for people to post their assignments.  

Harold Ritter
Spotlight
Spotlight

You need to configure static source NAT for the server on RQ2, so that PCs can reach the server.

 

RQ-2#config t

Enter configuration commands, one per line. End with CNTL/Z.

RQ-2(config)#no ip nat inside source list 1 interface GigabitEthernet0/0 overload

RQ-2(config)#ip nat inside source static 192.168.1.2 10.10.10.3

RQ-2(config)#end

RQ-2#

 

And remember that you need to use the server global address (10.10.10.3) to reach the server from the PCs.

 

Regards,

Regards,
Harold Ritter, CCIE #4168 (EI, SP)