[ale] re: mediaone dhcp problem

linuxhat at mailandnews.com linuxhat at mailandnews.com
Wed Aug 18 18:28:45 EDT 1999


On 18 Aug 1999, Jacob Langseth wrote:

>Can you plug the cable modem interface into the
>internal Lan, ifconfig the address properly and
>successfully talk to the internal machines?

Yes.

>Have you tried bringing the system up with only the
>cable modem interface, and no ip masquerading
>enabled?

Yes.  No dice.

>If it works this way, it may be an obscure configuration
>issue relating to your firewall, though from the original
>email it didn't sound as if you had changed the configuration
>recently.  Make sure ipfwadm -c accepts the arp reply
>properly.

Didn't.  IPCHAINS, not IPFWDADM.  Hmmm.  

>Something else to try while your poking around, though I
>don't know why it would make any kind of a difference,
>would be to force feed the MAC address of the gateway
>as received by the laptop into your arp table via arp -s;
>it be interesting if it the connection started working.

Soon as I replace the nic in my own laptop (the service droid is long gone).

-- Glenn






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