Questions tagged [relays]

Questions relating to relays, their maintenance, and operation.

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2
votes
1answer
833 views

How does tor know the return path?

So lets say I connected to xyz.onion I use this route me > node 1 > node 2 > node 3 > rendezvous > node 4 > node 5 > node 6 > website I understand that it uses layers to encrypt the path so each ...
3
votes
1answer
63 views

Relay bandwidth reporting frequency

I've been running a middle relay on a Raspberry Pi for some time now. Recently, I switched out my first generation Pi for a 2nd generation model B. I installed Tor on the new Pi and moved the keys ...
0
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1answer
3k views

Stetting up a Tor Bridge in Amazon EC2 - Amazon AWS

Its been around 2 months since I had been using Tor and I am in love with it. I want to try running a Tor relay using the Amazon EC2 account I signed up today. I am pretty new to this service but ...
4
votes
1answer
3k views

How do I manually setup a relay on OS X?

Manually configuring a Tor Relay on OS X (Yosemite, Tor 0.2.5.11) Since Vidalia has been deprecated the EFF videos and other documentation about running a relay outside of the Tor Browser Bundle are ...
5
votes
1answer
968 views

Tor relay and web server on Raspberry Pi

I have web server on my Raspberry Pi. After I installed and started to use Tor Relay with this manual, I am not able to connect through proxy to my Raspberry Pi web server. To run Tor proxy on ...
6
votes
2answers
1k views

What's a good RelayBandwidthRate?

I know the minimum required rate is 20KB, and the minimum rate to be considered "fast" is around 100KB, but even the "fast" rate seems incredibly slow to me, compared to the average download speed of ...
3
votes
1answer
128 views

How to get time node/IP first appeared on the network?

I need to get the time that a Tor server or an IP address first appeared in the consensus. Is it possible to use Stem to get this kind of information? If not, how do I get the time of a server or IP ...
5
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4answers
234 views

Are slow relays useful for the network?

If you a ran a very slow relay, would you be contributing much to the network or would it not help very much?
3
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2answers
380 views

Continue running middle relay with Vidalia 0.2.21 (Tor 2.4.23)?

The Vidalia bundles are still advertised in the TBB3 FAQ, but no longer available to download. What should Windows users who want to run a middle relay do? Conversely, should operators stop running ...
3
votes
1answer
367 views

Can exit relays be selected as middle or guard nodes?

I was under the impression that exit relays are only ever used as exit relays, however, recently I read a paper that stated that exit relays can be selected as guards or middle nodes. Is this true? I ...
1
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2answers
215 views

Graphs on Atlas not updating

I recently started running a relay on my NAS. While the relay itself is running fine (no errors from tor itself), and I understand that I won't get much traffic for the first two days (I've read this ...
3
votes
2answers
549 views

How is the weighted fractional uptime of a Tor relay calculated?

How is the weighted fractional uptime of a Tor relay calculated? Arma's "The lifecycle of a new relay" post mentions this statistic but does not describe it in detail: Directory authorities assign ...
4
votes
2answers
97 views

Better to run one relay or two, given equal total bandwidth?

For example, would it be more helpful to the network to setup one relay that had 4TB of bandwidth, or two relays that each had 2TB? Does the answer change depending on the amount of bandwidth each ...
3
votes
1answer
333 views

If I run a relay on my home network should I use it as my guard node?

Started running a relay from my home network. Getting a bit of traffic now. Wondering if it would be beneficial to run my Tor connections through it. It seems to be able to mask my use of Tor. If I ...
2
votes
1answer
384 views

Default relay bandwidth?

I successfully setup my Tor relay last night, and it has been running for a few hours now. But looking at it this morning, it is not getting that much advertised bandwidth. It has gone up since the ...
1
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0answers
10 views

Using your Tor relay as a client for Torbrowser and other regular Tor traffic: Is this helpful or hurtful to your anonymity? [duplicate]

I run a relay off of my desktop computer, and currently have Torbrowser and Tox configured to use it as a client as well. I seem to remember hearing long ago that a client that also acts as a relay ...
3
votes
1answer
62 views

Is it me or the relay info websites?

I got my relay working just fine, torrc is all configured to my liking, etc. But when I checked Atlas and Globe to see the bandwidth differences between when I went to bed last night and when I got up ...
2
votes
0answers
510 views

Setting up a Tor bridge?

I have a Windows server I hardly use, and I decided that I wanted to use it to run a Tor bridge. I've been trying all morning to figure out how to set it up to no avail. Most of the tutorials I've ...
1
vote
1answer
261 views

How to update obfs4proxy source code?

So I correctly downloaded and build the obfs4proxy source code about a month ago, using the documented go get git.torproject.org/pluggable-transports/obfs4.git/obfs4proxy Now how do I update my ...
1
vote
1answer
359 views

External IP Address Changed - Tor has determined your relay's public IP address is

When I restart my PC I get this........ "[Wed 10. Sep 16:04:15 2014] External IP Address Changed - Tor has determined your relay's public IP address is currently 90.244.. If that is not correct, ...
1
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2answers
121 views

On Dec 26 2014 the number of relays have increased from 6700 range to 10000 range overnight. What is going on?

The number of relays have suddenly increased from 6700 range to 10000 range in a very short period of time. What is going on?
6
votes
2answers
363 views

Should I run fast Tor relay or a stable relay is fine?

I recently started a Tor Relay on my own VPS. It has 500GB bandwidths each month, and I limited bandwidth rate to 1500 KBytes. I don't know which one is better for Tor network: Running a fast relay ...
2
votes
1answer
225 views

Can I run a Tor relay with Norton ConnectSafe DNS?

I am trying to contribute to Tor Network by running a non-exit relay on my PC. Via the status window, I already received the comment saying that my relay is reachable: Jan 17 01:32:13.420 [Notice] ...
6
votes
1answer
206 views

How can we get more community-operated (non-NSA) Tor relays set up?

One of the greatest threats I can see to the anonymity of the Tor network and its users, is NSA/GCHQ (etc.)-operated Tor nodes. No matter how state-of-the-art 'good practice' a Tor user adheres to - ...
2
votes
1answer
120 views

Tor relay and apache

I am running a tor relay on my desktop (Ubuntu 14.04) as well as using the tor browser to access the internet myself. I would like to host a web site using apache on the same computer. Are there any ...
10
votes
1answer
1k views

How is data sent back from exit node to me?

I understand how the client sends the data through Tor to the sever. Onion routing Basically, it selects a set of nodes to form a circuit, say nodeA nodeB nodeC. It then encrypts the data this way: ...
2
votes
1answer
536 views

Are these specs (VPS) good enough to run a Tor relay?

I want to run a bunch of Tor relays, and so plan to buy 10 $5 VPS's from a company called Beastnode. I have had an amazing experience with this company for game servers and websites in the past, so I ...
1
vote
1answer
174 views

Will Tor automatically change path if one of relays goes down?

If yes, is it default behaviour or some configuration parameter should be set? If not, how can one determine and resolve this? Obvious way is to write a script, that simply checks availability of ...
4
votes
2answers
2k views

First node always the same! Is that how it's supposed to work?

I'm using Tor-browser-bundle with Vidalia. Yesterday, just out of curiosity, I clicked on "view the network." In the "connection" box, I see my circuits. About 5, 6 circuits each with 3 different ...
3
votes
2answers
3k views

Error creating network socket: No buffer space available

The logfile of my Tor relay is filled with thousands of lines saying: [warn] Error creating network socket: No buffer space available By googling I found out, that this might have to do with the ...
1
vote
0answers
56 views

How to OutboundBindInterface set to ethX for relay?

i got linux box with two eth, on wan port i getting dynamic ip. So i can't bind interface by ip
2
votes
2answers
156 views

Do my ISP notice the relay changing?

Building a new relay may produce new traffic, is it any different with the Tor browser data through Tor, and does the adversay notice I'm building a new relay? I am asking whether my ISP will know ...
2
votes
1answer
203 views

Should the MyFamily option be set for bridges?

I am running two relays and a couple of bridges. Currently only the relays have the MyFamily option set. Should the bridges also have it set? Should they include the relays or should they not? Is this ...
2
votes
1answer
63 views

Probability by bandwidth: Using multiple or one Relay with equal total Bandwidth

Is there a higher probability, if an attacker is using one OR of bandwidth 5 MB/s than 5 ORs with each 1 MB/s? If you calculate the probability of picking a certain OR, you can use the weighted ...
1
vote
0answers
26 views

Weighted Bandwidth for Rendezvous Points

I wonder how the WeightedBandwidth for Rendezvous Points (RPs) is calculated. I know, its a bit complicated, because RPs are chosen in a lot of different ways: Tor tries to reuse existing circuit ...
2
votes
0answers
120 views

What purpose does congestion control achieve, and how does it work?

I am trying to understand exactly how the different solutions for the congestion control mechanism work and what purpose they achieve. With "the solutions" I mean the circuit level throttling and the ...
6
votes
1answer
625 views

Circuit Build Times in Tor

Why does Tor save the circuit build times and what does it want to learn out of them? Tor loads the circuit build times from a file at the beginning. I do not know why it needs them.
0
votes
1answer
17 views

Cannot find the Amazon E2C Image

cloud.torproject.org describes an image that can be used in Amazon E2C service. It mentions that this image is already configured with package updates and port forwarding. The images have been ...
2
votes
1answer
5k views

Editing the torrc file to set up a Tor Exit Relay in Ubuntu 14.01 LTS server

I would like to know the changes required in the following torrc file to configure tor running on my server to be a Tor relay and or a Tor Exit relay. I think I would first start with a Tor middle ...
1
vote
1answer
123 views

Is a Public Exit TorRelay on or off by default?

Looking at this releases for windows: Are in any of these releases public exits on by default? In his post @SamWhited assumed that they are off. But looking at Point g of Configuring a Tor Relay: ...
2
votes
1answer
226 views

Windows Tor Browser Bundle check if relays is off

I read an article (about that Tor underground raid)) in that articel they said that installing the Tor browser bundle could be dangerous as it acts also as an relay and that illegal data could be ...
3
votes
1answer
178 views

How to know the number of circuits through my middle Tor relay?

I am running my Tor relay as middle relay. Is it possible to know how many circuits are there through my middle relay?
3
votes
2answers
755 views

What would happen if I'm the last node (or relay) of a highly illegal activity?

Let's say I'm using Tor in order to anonymize my traffic, but only for privacy sake. I'm not torrenting, cracking or don't illegal things (of course). Now let's say that a very famous hacker or ...
2
votes
3answers
1k views

TCP/IP Packet node-to-node propegation in Tor

A TCP/IP packet mainly has two parts. The header and data (mostly encrypted). When using Tor, and a packet leaves my Tor browser, where is my initial header information stored? If the destination ...
1
vote
0answers
32 views

Tor client doesn't connect if relay's available bandwidth is less than x

Is there a way to config Tor client not to connect to relays which their usable bandwidth is less than 10Mbit/s ? I don't mean the relays total available bandwidth. I mean usable bandwidth by client ....
2
votes
1answer
56 views

Tor graphics and media resource repository

I'm trying to make a video of the Tor Project for the Project for Awesome and I need some graphics explaining the Tor network. Is there a centralized resource of graphics and other explanation tools ...
2
votes
0answers
2k views

Setting up Tor relay and port reachability test failed error message [closed]

Greeting earthlings, I am attempting to set up Tor relay and the only issue I am encountering is a message stating that Server Port Reachability test failed and directory port reachability test ...
3
votes
1answer
220 views

Why is my relay using nowhere near the bandwidth that's available to it?

I have 1.25 MBps (10 Mbps) of usable bandwidth in both directions. Yet my relay constantly hovers around 100 KBps of advertised bandwidth. It's currently been up for 6 days and 4 hours (after a long ...
2
votes
1answer
263 views

Exit-node maturity

How long does it take for an exit-node to reach maturity? That is, if I create an exit node and leave it running, how long will it take for the exit to be fully utilised, provided nothing goes wrong? ...
1
vote
1answer
133 views

ATLAS/GLOBE both say uptime is 8hrs 30mins but 3-day uptime graph is 100%. Why the inconsistency?

Both ATLAS and GLOBE say my node has been up for only 8 hours 30 minutes but the 3-day graph of uptime indictaes no interruption in that period (i.e. 100% uptime). When I run 'arm' that indicates ...

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