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Cisco 1841w/ CSU/DSU wic All-in-one

I am new to CISCO routers so please bear with me, I have a CISCO 1841 with a T1 CSU/DSU in Slot 0 (s0/0/0). I need to have it configure with the info the ISP provided me below and I need to assign a Full class c ip address: how do I do the above and NAT with the info below:

IP Address Block
IP Address:
IPv6 Address: /0

WAN Link Details:
WAN Link IP Address:
AR Serial INT IP Address:
CR Serial INT IP Address:
WAN Link Subnet Mask:

1 Solution
What is the encapsulation in the serial interface?
Is this an internet t1?

config t
int s0/0/0
ip address
ip nat outside

int fe0/0
ip address
ip nat inside

access-list 100 permit

ip nat inside source list 100 interface s0/0/0 overload
jshilgeAuthor Commented:
work great thanks.
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