On Wed, Dec 23, 2009 at 3:45 PM, Lisa Kachold
<lisakachold@obnosis.com> wrote:
On 12/23/09, Dazed_75 <
lthielster@gmail.com> wrote:
> Honestly, I've never seen a cable/dsl modem that acts as a DHCP server or
> NAT translator. They normally are only connected to one computer or router
> and just pass the IP/DNS info to the computer or router. All routers I have
> ever dealt with DO act as DHCP servers and usually provide NAT.
ActionTec, LinkSys, Motorola and a few other Cox brands of Cable modem
all do DHCP as part of the cox network provisioning solutions:
http://omgili.com/address-cable-cox-ip-static
Yes, virtually all cable/dsl modems are DHCP clients but they are generally NOT DHCP servers UNLESS, as Craig points out below the cable/dsl modem happens to ALSO be a router which then also acts as a DHCP server to the local network. I know they exist but I have never seen one in my or any client/friends home.
> The trouble he is seeing sounds most like a hardware problem associated with
> wiring or the switch portion of the router. I would try something like:
>
> 1. traceroute yahoo.com though I don't think it will be definitive,
> 2. connect the computer directly to the cable/dsl modem preferably
> 1. If the problem goes away, replace the router,
> 2. if it does not, try changing the ethernet cable
> 3. if it still does not go away, we look to the computer and its
> hardware
> 3. computer back to the router, change the ethernet card and try again
> 4. if you still have a problem, search log files (dmesg, etc)
> 5. left for last because one computer has more problems than others, but
> you could also try logging into the router and the modem to look at log
> files. Maybe one computer has more problems because of when it is used
> rather than the fact of it being that computer.
>
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