Skip site navigation (1)Skip section navigation (2)
Date:      Fri, 13 Oct 2000 09:09:28 -0700 (PDT)
From:      Peter Jones <pjones@pmade.org>
To:        FreeBSD Questions <FreeBSD-Questions@FreeBSD.ORG>
Subject:   Re: Cable modem ISP keeps timing out
Message-ID:  <Pine.BSF.4.21.0010130906240.99618-100000@pmade.org>
In-Reply-To: <4.3.2.7.0.20001013090407.00b1b810@mail.johnturner.com>

next in thread | previous in thread | raw e-mail | index | archive | help
I had to give my MAC address to my ADSL ISP as well to keep
the connection alive. After some timeout the connection would
drop, but in my case, a little outbound traffic and it came
back up.

They put an arp entry somewhere and now the connection does
not timeout.

On Fri, 13 Oct 2000, John Turner wrote:

> 
> RoadRunner uses DHCP.  Their terms of service do not allow a dedicated IP 
> (unless you pay extra, I think the extra package is called "Home 
> Networking").
> 
> I have RoadRunner, my firewall is FreeBSD 3.4 RELEASE.  My external 
> interface is configured using dhcp in rc.conf, and it works fine.  When I 
> first hooked the firewall up, after I moved, I experienced the same 
> problems you're having.  The solution for me was to call them and add the 
> MAC address for my firewall's external NIC to their database.  They use the 
> MAC to determine if a certain NIC is allowed to access their network.  They 
> allow up to 3 different MAC addresses per account.  Previously, the only 
> MAC they had on file was the one for my laptop (which was all I had when 
> the guy did the install).
> 
> So, a default RoadRunner setup needs DHCP, and the MAC for your NIC needs 
> to be in their database (max of 3 MACs).  Make sure 
> "ifconfig_external-NIC=DHCP" is in your rc.conf file.
> 
> As a temporary fix, before I discovered their rule about MAC addresses, was 
> for me to do
> 
> bash# ifconfig external-interface-name down
> bash# ifconfig external-interface-name up
> 
> A shutdown or reboot isn't necessary.  However, this got tedious after 
> awhile, so I researched and found the MAC restriction at 
> http://help.rr.com.  I've seen other posts saying that the MAC addresses 
> don't matter with RoadRunner, and perhaps this is the case in some 
> locations in the US.  For me, however, over MediaOne cable in Michigan, the 
> MAC address most definitely makes a difference, and DHCP is most definitely 
> used (as of October 9, 2000).  If you're looking for a dedicated IP, you 
> will have to pay extra (if it's even available).
> 
> HTH
> 
> - John Turner
> 
> At 07:58 AM 10/13/2000 -0500, Doug Poland wrote:
> >Content-Transfer-Encoding: 7bit
> >
> >Gurus,
> >
> >Two or three times a day I will lose my
> >"connection" to the outside world with
> >RoadRunner cable service.  I can ping
> >my NIC and cable modem but nothing else.
> >
> >I can "reset" by doing a shutdown <ctrl> d
> >Then I get the same IP address, netmask
> >(I think), and DNS's.  Then connectivity
> >is back.
> >
> >So I have two questions:
> >
> >1. How can I re-establish connectivity
> >without re-booting.  I've tried
> >
> >         # dhclient ed0
> >
> >but I lose the IP address I did have and
> >returns an error message (sorry can't recall
> >it right now).  So I end up rebooting.
> >
> >2. I'd like to know what is going on so I
> >can start complaining to my cable ISP.  It's
> >mildly inconvenient when I'm at home and can
> >work on the console of the gateway.  When
> >I'm working away from home, it's a real
> >hassle.
> >
> >
> >Regards,
> >Doug
> >
> >
> >To Unsubscribe: send mail to majordomo@FreeBSD.org
> >with "unsubscribe freebsd-questions" in the body of the message
> 
> 
> 
> To Unsubscribe: send mail to majordomo@FreeBSD.org
> with "unsubscribe freebsd-questions" in the body of the message
> 

-- 
.......................................................................
: Peter Jones                        :      Unix Geek - Four Wheeling :
: pjones@pmade.org                   :     Code Writing - Jesus Freak :
:....................................:................................:
:echo er|perl -0160 -pe ';$;=ord$/;s;^;"\U$/".chr($\;-11).chr$\;+4;e;':
:.....................................................................:



To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-questions" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?Pine.BSF.4.21.0010130906240.99618-100000>