Re: [Sheflug] after a cable modem which supports SIP

[Steven <steven43126@xxxxxxxxx>]

On Mon, 2007-02-26 at 17:41 +0000, Lesley Binks wrote:
> David Bottrill wrote:
> > Robin Wood wrote:
> >> On Mon, 2007-02-26 at 14:24 +0000, David Bottrill wrote:
> >>> Robin Wood wrote:
> >>>> Hi
> >>>> I'm moving to a house which has cable so I'm going to be needing a
> >>> cable
> >>>> modem. Can anyone recommend one which will support SIP? Even better
> >>>> would be one which will take openWRT (I assume that openWRT will
> >>> support
> >>>> SIP).
> >>>>
> >>>> Do telewest/virgin/whoever currently owns it let you chose which modem
> >>>> you have or offer discounts on alternatives?
> >>>>
> >>>> Robin
> >>> NTL or whoever normally provide and Ethernet / USB modem, this is
> >>> literally a modem without any router / firewall capabilty.
> >>>
> >> I haven't looked into telewest yet but some ISP's I've use give the
> >> option of spending an extra couple of quid and upgrading the modem they
> >> provide.
> >>
> >>> Why not get a Linksys wrt router and then run openWRT on it.
> >>>
> >> If not then I may do this, I have an ASUS AP with openWRT that I use for
> >> testing stuff, I may put that in.
> >>
> > As Virgin Media (NTL/TELEWEST) control the entire cable market in the UK I
> > would guess you are stuck with the modem they give you. At least this
> > means that you are free to hang what you like behind the modem.
> > 
> > 
> A friend of mine has the choice of cable or ADSL and the former is
> faster at the moment.  Virgin Media seems the only choice.
> 
> I have no idea what routers/modems they provide but they may favour a
> usb interface.  Try and get an ethernet interface if you can.  I have no
> idea how well usb modems work under Linux.  The interface we are talking
> about here is the side to which you connect your computer.

They favour the ethernet interface which is good news.
They send modems out there is no built in firewall NAT or anything like
that, so your free to use whatever you want behind it.

> Once you have that precious ethernet interface hang an n nic box off it,
> where n >=2, let that box be your firewall and then hang whatever else
> you want off the n-1 nics.
> 
> The box doesn't have to have a fantastic spec - I would suggest *BSD
> with pf or a simple Debian with iptables.  Inadvisable to run X windows
> on this multiply-nic'd box tho.  Use the CLI.
> 
> If you want wireless then get a wireless access point on t'inside of
> your network and use appropriate wireless security features to prevent
> roaming access.  Or put it in the DMZ between your firewall and t'Internet.
> 
> regards
> 
> L.
> 
> 
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