Re: [tor-relays] Home broadband - worth running a relay?

2013-07-12 Thread Gordon Morehouse
mick:
> Forgot to add - take a look at http://www.edis.at/en/home for example.
> They have reasonable offerings (but limited on the KVM option) in a
> variety of countries and I have already established that they would
> be comfortable with non-exit tor relays. 

Be aware that depending on the data center, the KVM nodes at Edis get
rebooted fairly often ... if you want to run a larger relay and be
flagged stable, maybe not the best choice.

-Gordon

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Re: [tor-relays] hardware

2013-07-12 Thread grarpamp
> AMD doesn't seem to make any server CPUs that are useful for this
> application, unfortunately.

Really, how so? Many AMD CPU's have AES-NI. Even the
A10-6800K (4 x 4.1GHz) would be decent. That plus an a85x
mainboard (1Gbit) and 8GB ddr3-2133 is $300. Add some
case+ps.

https://en.wikipedia.org/wiki/List_of_AMD_Accelerated_Processing_Unit_microprocessors#.22Richland.22_.282013.2C_32_nm.29
https://en.wikipedia.org/wiki/List_of_AMD_FX_microprocessors#.22Vishera.22_.2832_nm_SOI.29
https://en.wikipedia.org/wiki/List_of_AMD_Opteron_microprocessors#Piledriver_based_Opterons

Be careful, Intel likes to promote HT instead of full cores.
There's likely some reviews of HT vs. OS schedulers out there.
Intel/Opteron get pricy very quick, check price vs. performance
vs. the price delta to get a second AMD node up at 2 x nMbps.
A lot of the price may be in die/power and cache, which
may not be of concern.
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Re: [tor-relays] Home broadband - worth running a relay?

2013-07-12 Thread Lunar
Nick:
> I have a reasonable ADSL connection, and a little always-on server.  
> The bandwidth is in the region of 2Mib/s down, something less up 
> (maybe 256Kib/s). Is it useful for me to run a tor relay with this 
> bandwidth? I'd like to run one which isn't an exit, at least for 
> now.

Unless I'm reading Compass wrong, a relay with 256 Kib/s is likely to be
selected as a middle node 1 time out of 1 circuits, if not less…

So I'd say it is not useful for the network to add relays with so little
bandwidth at the present times.

> If not, am I correct in thinking that a bridge is an appropriate 
> help? That's what I'm doing currently, but if a relay would be more 
> useful I'd be very happy to do that.

It would be a slow bridge, but at least the likelihood it'll be of use
is far greater than configuring a relay.

> One other unrelated(ish) question: I'm in the UK, where the idea of 
> censorship isn't resisted as strongly as it ought to be, and as a 
> result my internet connection is subject to a smallish amount of 
> censorship: whatever is on the secret IWF blacklist plus the pirate 
> bay. Does this mean that running an exit node from a home connection 
> here at some point in the future would not be helpful? Or only if 
> all HTTP(S) was blocked (as the IWF blacklist is secret there's 
> presumably no way to tell the tor network what is inaccessible from 
> this node).

Running exit nodes from home connection is usually a bad idea. In case
of abuses, law enforcement agencies are likely to believe that whoever
lives there is responsible for the abuses.

-- 
Lunar 


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Re: [tor-relays] Home broadband - worth running a relay?

2013-07-12 Thread Alistair Ferguson
Hi Guys,

I would second the cheap VPS option.

In the past I have run a relay at home and on a number of cheap VPS
providers with only one having an issue with my request to run a relay.
Living in the UK I found the low upload speed and dynamic IP made the home
relay perform rather poorly while having a notable affect on my home web
browsing.
Having a cheap VPS also offers the advantage of a remote development
platform, the possibility of hosting your own website (a socks proxy has
been pretty handy at bypassing my works web proxy).
As previously stated, lowendbox is a great place to start looking for one I
would suggest going dutch as they offer great performance/bandwidth for
your £.

BR,
Alistair.


On 12 July 2013 14:33, mick  wrote:

> On Fri, 12 Jul 2013 14:22:44 +0100
> mick  allegedly wrote:
>
> > On Thu, 11 Jul 2013 21:43:00 +0100
> > Nick  allegedly wrote:
> >
> > > Hi there,
> > >
> > > I have a reasonable ADSL connection, and a little always-on
> > > server. The bandwidth is in the region of 2Mib/s down, something
> > > less up (maybe 256Kib/s). Is it useful for me to run a tor relay
> > > with this bandwidth? I'd like to run one which isn't an exit, at
> > > least for now.
>
> > Nowadays you can get a useful amount of bandwidth (1-2 TiB pcm) on a
> > reasonably specced VM (512 Mb RAM, 1 core, 20-40 GB disk) very cheaply
> > (on the order of 5-10 UKP pcm, or much less if you shop around). Take
> > a look at lowendbox.com for some ideas of offers on cheap VPS. Then do
> > some research on the suppliers, contact those you shortlist and be
> > open about what you intend to do.
>
> Forgot to add - take a look at http://www.edis.at/en/home for example.
> They have reasonable offerings (but limited on the KVM option) in a
> variety of countries and I have already established that they would
> be comfortable with non-exit tor relays.
>
> Mick
>
>
> -
>
>  Mick Morgan
>  gpg fingerprint: FC23 3338 F664 5E66 876B  72C0 0A1F E60B 5BAD D312
>  http://baldric.net
>
> -
>
>
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Re: [tor-relays] Home broadband - worth running a relay?

2013-07-12 Thread mick
On Fri, 12 Jul 2013 14:22:44 +0100
mick  allegedly wrote:

> On Thu, 11 Jul 2013 21:43:00 +0100
> Nick  allegedly wrote:
> 
> > Hi there,
> > 
> > I have a reasonable ADSL connection, and a little always-on
> > server. The bandwidth is in the region of 2Mib/s down, something
> > less up (maybe 256Kib/s). Is it useful for me to run a tor relay
> > with this bandwidth? I'd like to run one which isn't an exit, at
> > least for now.

> Nowadays you can get a useful amount of bandwidth (1-2 TiB pcm) on a
> reasonably specced VM (512 Mb RAM, 1 core, 20-40 GB disk) very cheaply
> (on the order of 5-10 UKP pcm, or much less if you shop around). Take
> a look at lowendbox.com for some ideas of offers on cheap VPS. Then do
> some research on the suppliers, contact those you shortlist and be
> open about what you intend to do.

Forgot to add - take a look at http://www.edis.at/en/home for example.
They have reasonable offerings (but limited on the KVM option) in a
variety of countries and I have already established that they would
be comfortable with non-exit tor relays. 

Mick


-

 Mick Morgan
 gpg fingerprint: FC23 3338 F664 5E66 876B  72C0 0A1F E60B 5BAD D312
 http://baldric.net

-



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Re: [tor-relays] Home broadband - worth running a relay?

2013-07-12 Thread mick
On Thu, 11 Jul 2013 21:43:00 +0100
Nick  allegedly wrote:

> Hi there,
> 
> I have a reasonable ADSL connection, and a little always-on server.  
> The bandwidth is in the region of 2Mib/s down, something less up 
> (maybe 256Kib/s). Is it useful for me to run a tor relay with this 
> bandwidth? I'd like to run one which isn't an exit, at least for 
> now.
> 
> If not, am I correct in thinking that a bridge is an appropriate 
> help? That's what I'm doing currently, but if a relay would be more 
> useful I'd be very happy to do that.
> 
> One other unrelated(ish) question: I'm in the UK, where the idea of 
> censorship isn't resisted as strongly as it ought to be, and as a 
> result my internet connection is subject to a smallish amount of 
> censorship: whatever is on the secret IWF blacklist plus the pirate 
> bay. Does this mean that running an exit node from a home connection 
> here at some point in the future would not be helpful? Or only if 
> all HTTP(S) was blocked (as the IWF blacklist is secret there's 
> presumably no way to tell the tor network what is inaccessible from 
> this node).

Nick

I too am in the uk. In my view, running tor on your home broadband
connection is probably a bad idea. As you have already noted, the
connection is not completely unfiltered and you may find other problems
arise as soon as you try to run a relay. I think you might find it
almost impossible to successfully run an exit relay without a lot of
hassle from your ISP which might end up in your disconnection. Besides
that, the amount of bandwidth available on a domestic ADSL is low and
you will find that tor impacts heavily on usage unless it is heavily
throttled.

For several years now I have sucessfully run relays (both exit and
non-exit) on fairly cheap VPSs. This has the dual advantage of
separating your own connection from tor and of providing dedicated
bandwidth to the relay. You will need to check with the VPS provider
that they are happy to allow tor. Some are, most aren't and of those
most are not happy with exit relays because they end up getting
(often robotic) abuse complaints. Of course your VPS does not have
to be in the UK. 

I have run relays with bytemark.co.uk (non-exit), daily.co.uk (exit
and non-exit) thrustvps.com (ditto) rapidswitch.com (ditto). I
currently use digitalocean.com (in the Netherlands, but a US company)
and thrust - though for a variety of reasons I will probably drop
thrust at the end of my contract with them and move that one
elsewhere. 

Always/always check the ISP's AUP in advance and then email them telling
them what you intend to do before signing up. In my experience, those
which are content to allow tor sometimes change their mind after the
first few abuse complaints.  You then have the option of switching to
non-exit, or simply taking your custom elsewhere. It depends on how you
want to play things and what you are getting for your money.

Nowadays you can get a useful amount of bandwidth (1-2 TiB pcm) on a
reasonably specced VM (512 Mb RAM, 1 core, 20-40 GB disk) very cheaply
(on the order of 5-10 UKP pcm, or much less if you shop around). Take
a look at lowendbox.com for some ideas of offers on cheap VPS. Then do
some research on the suppliers, contact those you shortlist and be
open about what you intend to do.

HTH

Mick 
-

 Mick Morgan
 gpg fingerprint: FC23 3338 F664 5E66 876B  72C0 0A1F E60B 5BAD D312
 http://baldric.net

-



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Re: [tor-relays] Home broadband - worth running a relay?

2013-07-12 Thread Richard Edmondson
Hi Nick,

I'm not sure whether the stories are true or not but I have heard of
people having their computer kit confiscated for running an exit node.

I'd go for a non-exit relay and see how that works. You can limit the
bandwidth the node will use, so if you find it eats up all your resource,
you can lower it.

Just out of interest, which ISP do you use. I'm on Talk Talk and I'm
having a lot of hassle setting up a non-exit relay. Just can't seem to get
it to stay on-line.

Cheers,
Richard


> Hi there,
>
> I have a reasonable ADSL connection, and a little always-on server.
> The bandwidth is in the region of 2Mib/s down, something less up
> (maybe 256Kib/s). Is it useful for me to run a tor relay with this
> bandwidth? I'd like to run one which isn't an exit, at least for
> now.
>
> If not, am I correct in thinking that a bridge is an appropriate
> help? That's what I'm doing currently, but if a relay would be more
> useful I'd be very happy to do that.
>
> One other unrelated(ish) question: I'm in the UK, where the idea of
> censorship isn't resisted as strongly as it ought to be, and as a
> result my internet connection is subject to a smallish amount of
> censorship: whatever is on the secret IWF blacklist plus the pirate
> bay. Does this mean that running an exit node from a home connection
> here at some point in the future would not be helpful? Or only if
> all HTTP(S) was blocked (as the IWF blacklist is secret there's
> presumably no way to tell the tor network what is inaccessible from
> this node).
>
> Thanks in advance,
>
> Nick
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> tor-relays mailing list
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>


-- 
Best Wishes,
Richard

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Re: [tor-relays] Home broadband - worth running a relay?

2013-07-12 Thread Nick
Thanks for the advice Thomas.

What's the exact meaning of RelayBandwidthRate in torrc? I ask 
because I found having more than about 20Kib/s upload limit for 
bittorrent made my connection largely unusable, but leaving it 
without a download limit was fine (damn asynchronicity). How should 
I decide what an appropriate value should be? Twice the maximum 
upload limit I can devote to it? Or if I left the value unset would 
tor likely do a good enough job of deciding on an appropriate 
bandwidth value?

Nick

Quoth Thomas Hand:
> Hi Nick,
> I was in a similar boat to you for a while. Also UK based with adsl and a
> dynamic IP. I found that running a non-exit relay node is fine so long you
> limit bandwidth usage in torrc. Wouldn't recommended exit relay unless you
> want to deal with your ISP.
> If you only run a relay then the censorship list doesn't matter since all
> connections between nodes are encrypted, any exit node would suffer
> restrictions. I have heard UK ISP s like to monitor protocol and port usage
> and sometimes block certain ports. You can always change the port usage in
> torrc if you find certain ports blocked. If you find running relay uses too
> much bandwidth then going back to running the bridge is very useful for
> helping censored users and uses much less bandwidth. A dynamic IP in my
> experience can cause the node to become unresponsive and it may need to be
> restarted every few days or every week. I have a script set up which emails
> me when my afsl node goes down for example.
> Hope this helps.
> 
> T
>  On Jul 11, 2013 9:42 PM, "Nick"  wrote:
> 
> > Hi there,
> >
> > I have a reasonable ADSL connection, and a little always-on server.
> > The bandwidth is in the region of 2Mib/s down, something less up
> > (maybe 256Kib/s). Is it useful for me to run a tor relay with this
> > bandwidth? I'd like to run one which isn't an exit, at least for
> > now.
> >
> > If not, am I correct in thinking that a bridge is an appropriate
> > help? That's what I'm doing currently, but if a relay would be more
> > useful I'd be very happy to do that.
> >
> > One other unrelated(ish) question: I'm in the UK, where the idea of
> > censorship isn't resisted as strongly as it ought to be, and as a
> > result my internet connection is subject to a smallish amount of
> > censorship: whatever is on the secret IWF blacklist plus the pirate
> > bay. Does this mean that running an exit node from a home connection
> > here at some point in the future would not be helpful? Or only if
> > all HTTP(S) was blocked (as the IWF blacklist is secret there's
> > presumably no way to tell the tor network what is inaccessible from
> > this node).
> >
> > Thanks in advance,
> >
> > Nick
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> >

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