[lug] tcpdump, routing, ppp, and cable modem questions(s)

Lee Woodworth blug-mail at duboulder.com
Mon Mar 15 08:25:06 MST 2004

The comcast cable modems I have setup in boulder have straight 
ethernet LAN connections from the firewall/computer to the modem. 
PPP wan't required, just DHCP to get the address. Why is PPP 
being used?

On 15 Mar 2004 at 8:25, Chip Atkinson wrote:

> Greetings all,
> I recently signed up for internet access through Comcast, the cable TV
> provider and am trying to get my machine connected to it.  During the
> process I came across/caused a couple problems and also can't connect out
> to anything past the cable modem.
> Here are the problems:
> 1) the ppp0 interface has disappeared.  It was working that morning but
> now is gone.
> Using kppp I get an error saying
> ppp: no such interface (don't remember the exact wording)
> and
> ifconfig ppp0 up
> returns ppp0: unknown interface: No such device.

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