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Frame relay & Internet connection

wananga01
Level 1
Level 1

I have setup a Cisco 1721 router to connect via frame-relay to my service provider.

From the router I can ping anywhere including Domain names.

From my workstation I can ping both router interfaces but not across the frame-relay link and I cannot access the Internet.

4 Replies 4

mpabilona
Level 1
Level 1

Since you are using private ip addresses for your local network, I suggest you implement cisco NAT. Implementation would be like this:

interface FastEthernet0

ip address 10.2.0.101 255.255.0.0

ip nat inside

speed auto

!

interface Serial0

ip address 203.167.213.126 255.255.255.252

encapsulation frame-relay IETF

frame-relay map ip 203.167.213.125 149

frame-relay interface-dlci 149

ip nat outside

!

ip route 0.0.0.0 0.0.0.0 203.167.213.125

ip nat inside source list 1 interface FastEthernet0 overload

!

access-list 1 permit 10.2.0.0 255.255.0.0

Thanks I try this. Any idea if enabling NAT allow me to get access to the Interent from my work station?

Using your private lan ip through NAT, your internal workstations can access to internet via your default gateway.

wananga01
Level 1
Level 1

Thanks for your solution it worked which is simply great.

Much appreciated

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