Measuring data transferred through an interface?

Jeff LaCoursiere jeff at jeff.net
Mon Feb 10 14:28:54 GMT 2003


Tunnel it in UDP packets - bet they won't figure that out.

j

On Mon, 10 Feb 2003, Peter McGarvey wrote:

>
> Well, looking for packets of protocol type IPIP (0x04) would be one way.
>
> But as the network guys I work with didn't know this until I told them I
> doubt NTL will figure it out any time soon.
>
>     :-j
>
>
>
> * Sam Pikesley <samdavidpikesley at yahoo.co.uk> [2003-02-10 12:56:37 GMT]:
> > http://www.dont-pay-ntl.co.uk/
> >
> > I wonder how they intend to detect my VPN? ;)
> >
> > --- Peter McGarvey <fbsu-x at packet.org.uk> wrote: >
> > I've been expecting broadband capping for a while
> > > now, so the 1GB limit
> > > is no suprise to me.  I've been graphing my
> > > connection for the past 6
> > > months.  It's remarkable just how little bandwidth
> > > I've actually been
> > > using.
> > >
> > > If you're interested I've been using RRD tool, and a
> > > nicel little PHP
> > > frontend called cacti:
> > >
> > >     http://www.raxnet.net/
> > >
> > > But, IMHO, the usage cap is nothing but a nice
> > > red-herring.  Have a read
> > > of the rest of the revised AUP.
> > >
> > > >  ... the ntl Internet and/or Interactive Services
> > > are for residential
> > > >  use only and we do not support the use of VPN. If
> > > we find you are
> > > >  using VPN via the ntl IP network we may instruct
> > > you to stop using it
> > > >  and you must comply with this request. This is in
> > > order to prevent
> > > >  problems to ntl (eg network performance) and
> > > other Internet users.
> > >
> > > The background traffic keeping my VPN up is less
> > > than the stoopid
> > > NetBIOS broadcasts badly configured Windose PCs
> > > insist on sending.  Yet
> > > somehow I'm casuing performance problems.
> > >
> > > I also like this bit.
> > >
> > > > You must not connect more than three (3) PC's to
> > > the Broadband
> > > > Services at any one time.
> > >
> > > I understand the need for capping - after all, the
> > > latency has been
> > > creeping up and up.  But telling me what I can and
> > > cannot fill my IP
> > > packets with - that sounds like censorship.
> > >
> > >
> > > * Jonathan Belson <jon at witchspace.com> [2003-02-09
> > > 16:44:27 GMT]:
> > > > Hiya
> > > >
> > > >
> > > > It seems that NTL are going to be limiting cable
> > > users to 1GB a day, which
> > > > got me wondering exactly how many bytes I transfer
> > > on a daily basis.
> > > >
> > > > My cable modem is connected to a server which
> > > performs NAT for machines
> > > > connected to it.  Since all my external traffic
> > > travels through a single
> > > > interface, is there an easy way to measure how
> > > much data travels through
> > > > it?
> > > >
> > > >
> > > > --Jon
> > > >
> > > > http://www.witchspace.com
> > > >
> > > >
> > > >
> > > > ------ FreeBSD UK Users' Group  -  Mailing List
> > > ------
> > > >
> > >
> > http://listserver.uk.freebsd.org/mailman/listinfo/freebsd-users
> > > >
> > >
> > > --
> > > TTFN, FNORD
> > >
> > > Peter McGarvey
> > > Freelance FreeBSD Hacker
> > > (will work for bandwidth)
> > >
> > > ------ FreeBSD UK Users' Group  -  Mailing List
> > > ------
> > >
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> >
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>
> --
> TTFN, FNORD
>
> Peter McGarvey
> Freelance FreeBSD Hacker
> (will work for bandwidth)
>
> ------ FreeBSD UK Users' Group  -  Mailing List ------
> http://listserver.uk.freebsd.org/mailman/listinfo/freebsd-users
>





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