Re: DHCP address with Cable on a Cisco router [7:34274]

I assume you are getting your IP from a computer plugged into the cable modem and then using that address to IP your router One thing to rememebr is this.. Most cable modems these days will rememebr the MAC that it was attatched to.. so you will either need to set the MAC on your router so it loo

Re: DHCP address with Cable on a Cisco router [7:34274]

You may also need to include a hostname and/or change your mac (I use comcast): This is 12.2 code on a 2621. interface FastEthernet0/1 description To-Comcast mac-address 0123.45ab.cdef ip address dhcp hostname x ip access-group SECURE in no ip proxy-arp ip nat outside speed 100 full-

RE: DHCP address with Cable on a Cisco router [7:34274]

-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 interface Ethernet0 ip address dhcp ip nat outside interface Ethernet1 description Private address space on inside ip address x.x.x.x 255.255.255.0 ip nat inside ! ip nat inside source list 1 interface Ethernet0 overload ip classless ip route 0.

Re: DHCP address with Cable on a Cisco router [7:34274]

Randy, Why are you hard coding the ip into the ethernet interface? I believe in the 12.2 code the command "ip address dhcp" should be all you need. I use this currently with the required NAT configurations and everything works fine. Here's a copy of my relevant config.. interface Et