Questions tagged [relays]

Questions relating to relays, their maintenance, and operation.

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5
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1answer
585 views

Will hibernation cause my relay to lose the Guard flag?

My relay's outgoing traffic is limited, so I had to enable accounting. The limit hasn't been reached for a while now and recently my relay received the Guard flag. Will this flag be lost the next ...
5
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1answer
93 views

What if a powerful adversary controls a lot of relays?

Given that anyone can set up a relay server, what if a powerful adversary sets up a lot of relays around the world?
5
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1answer
969 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 ...
5
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2answers
2k views

How do I make my Tor Browser a relay?

I have the updated version of Tor, but there is no console after the Tor connection is made and the browser comes up. I would like to run a Tor relay but am unable to due to lack of Tor console. Thank ...
5
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1answer
825 views

Can the Tor Browser be configured to function as a non-exit relay node?

I downloaded the 64-bit Windows installed for "Tor Browser" from this URL: https://www.torproject.org/download/download-easy.html.en It installed and worked as expected and can display normal and ....
4
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2answers
831 views

What is the point of a relay family?

Consider the following recommendation, taken from the official FAQ : You should set MyFamily if you have administrative control of the computers or of their network, even if they're not all in ...
4
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1answer
321 views

Why is the amount of incoming/outgoing traffic different on a non-exit relay?

I noticed something when letting a relay (non exit) run for a few days: The amount of traffic sent is larger than the amount received. This is confirmed by looking at the tor log and also by looking ...
4
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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 ...
4
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1answer
637 views

What does the heartbeat line in my torrc mean?

I know that the Tor logs are in /var/log/tor. I have a question as to what one of the lines in the log means though. I see something along these lines: Heartbeat: Tor's uptime is 4 days 18:00 hours, ...
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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 ...
4
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1answer
623 views

Run Firefox In Tor Browser Bundle using Tor Relay Bundle

Thanks to my friends detail explanations, now I'm more interested to run a Tor client and Tor relay all the time using the Vidalia Relay Bundle just to help other people out there. But my problem is, ...
4
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3answers
2k views

How do I set up a Tor relay as a docker container?

How do I use Docker to run a Tor middle/guard relay so that I can easily stay up-to-date with the latest software changes?
4
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1answer
1k views

Run TOR relay with ipv6 only (“DualStack Lite”)

I am a unfortunate customer of a provider that uses a so-called DualStack Lite (I can't post more than two URLs - check Wikipedia for detailed information on DualStack Lite). Short: My router can't be ...
4
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2answers
2k views

Where does tor look for directory servers?

I'm working on a project and need to determine how tor determines directory authorities. Looking at the source of version 0.2.8.0-alpha-dev (git-d015c70a118e4357) in file or/config.c there are a ...
4
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1answer
219 views

Why do relays not end idle TCP sessions?

I'm running a relay on a 1Gbps connection. However, my relay averages around 3Mbps up/down each after several months. After substantial investigation, I found the cause: my relay sets up TCP sessions ...
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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 ...
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2answers
2k views

Tor Relay reports “Port Reachability Test Failed” errors

I have been a regular user of the Tor browser bundle for quite sometime. Lately, I switched to a faster connection and I have been wondering if I should be running my own Tor-relay. I took the plunge ...
4
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1answer
302 views

Where along the path is encryption used?

This question is born out of two questions that I saw coming up. Is the connection between my computer and the Tor network encrypted? How does Tor encrypt my traffic before it sends it to the server?...
4
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1answer
3k views

Tor on linux - how to select exit nodes manually

On windows, there is an application called Advanced Onion Router (or, AdvOR) which lets you choose your tor exit nodes, and it lists them all out. This is great, because some exit nodes have ...
4
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3answers
2k views

Can tor nodes (entry, exit, others) store IPs?

I'm a new Tor user. And I want to ensure several questions. Can "entry point" router store my IP? Can "middle relay" store "entry point" IP? Can "exit point" router store "middle relay" IP? I think ...
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2answers
3k views

How to find the current number of tor relays/ exit nodes in entire tor network?

tor project faq points to this page: https://metrics.torproject.org/. But it is not easy to understand. I don't understand the terms used in this page. How do I decipher the following information ...
4
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1answer
162 views

Is it still true that each onion relay keeps an open TLS connection to every other relay? Why?

The original paper describing Tor says this on section 4: Each onion router maintains a TLS connection to every other onion router. That paper is from 2004, when there was a much smaller number of ...
4
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1answer
326 views

Why is my measured bandwidth so low compared to actual — is there a off by 1K issue?

I've noticed my Tor relay measured bandwidth is very low compared to both my advertized and external-to-Tor measured bandwidth. Based on the following observations, I wonder: is there's a 1K scale ...
4
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1answer
2k views

Warning in log file “Consensus not signed by sufficient number of requested authorities”

Since today I've got a very strange warning in my log files: Sep 19 23:16:48.372 [Warning] Received http status code 404 ("Consensus not signed by sufficient number of requested authorities") from ...
4
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1answer
135 views

Does hosting a relay on the same machine as your browser improve anonymization?

For the sake of argument, let us assume that all traffic is monitored and recorded at your ISP. Would hosting a Tor relay on the same machine that you are running Tor Browser Bundle protect you from ...
4
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1answer
503 views

How much bandwidth does a Tor Hidden Service have?

When I set up a hidden service with Tor, will all clients connect over the same connection between the hidden service and the first relay/router? What is the bandwidth that I can probably expect?
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0answers
82 views

How to know the number of circuits through my Tor relay(OR)? [duplicate]

Can anyone tell me how to know how many circuits are being build through my Tor relay(OR)? I am using vidalia.
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3answers
2k views

Too much Not anonim Exit Nodes on the TOR Network!

Many exit nodes are not anonym. It says "Hi I'm a Proxy Or Hi I'm a Tor Exit Node on host name". Here is a test site: http://ipcim.com/hu/. Host names: TOR-EXIT.CYLAB.CMU.EDU sipb-tor.mit.edu ...
3
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3answers
445 views

Relay getting traffic showing as unreachable?

UPDATE: See my answer below for instructions, I added a Dynamic DNS and added that as the "Address" in torrc. Once I did that I got the "Self-testing indicates your ORPort is reachable. Excellent." ...
3
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2answers
381 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
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2answers
756 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 ...
3
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2answers
616 views

Why does directory mirroring get disabled when AccountingMax is on?

I'm the operator of the Tor node strugees. I want to mirror the directory. Apparently everything is working grand, except for the fact that directory mirroring is disabled due to the fact that I have ...
3
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2answers
113 views

Relay remains unmeasured for over 30 days

I run a relay in my home network. The relay runs on my router (self build opnsense machine). Details of my relay indicate that initially it progressed the usual live cycle of a relay. Then all ...
3
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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 ...
3
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1answer
400 views

Changing in the relay selection in Tor source code

I want to change the Tor relay selection in the SOURCE CODE, I want to tell Tor to select my selected relays in each time it needs to build a circuit instead of randomly selected relays. I know that ...
3
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3answers
377 views

How are the exit and non-exit packets in the Tor relay system recognized?

Relay setting in Vidalia has two options for relaying: "for the Tor network" and "inside the Tor network". The options enable relaying either just inside the Tor network or additionally out of the Tor ...
3
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2answers
552 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 ...
3
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1answer
41 views

Is it possible to voluntarly unlist a relay from consensus?

While configuring a relay I made multiple tor instances ( with different nicknames and fingerprints). Now i'm in a situation that current relay i'm hosting dont't get listed at the consensus because ...
3
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3answers
30k views

How To Config the “torrc” file

Your instructions say to Tor's configuration file is named 'torrc'. Locate the file on your system, open it with a text editor and add the following lines: ORPort 443 Exitpolicy reject *:* Nickname ...
3
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1answer
165 views

Restarting a tor relay. Does it go back to phase one?

I am wondering if you restart the relay or it is powered down for a period if time, does it go back to phase one and the life cycle starts again? As a new relay?
3
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2answers
916 views

Sniff Tor onions address from a relay

Currently working on a Tor study, I would have a question regarding the tor hidden services. I read lot of technicals papers to better understand the tor working on this point, like these good ...
3
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1answer
33 views

Recent drop in Tor clients?

Today I looked at the Tor Metrics for the first time. I was surprised by the data on the number of direct users. It appears that the number of users has recently decreased by 50% in the past month. ...
3
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2answers
631 views

Why does a restart cause a relay to lose the Guard and HSDir flag?

Why does a restart cause a relay to lose the Guard and HSDir flag? I understand that the Guard and HSDir flag are based on time in the network. However, why is it important when the last restart ...
3
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1answer
58 views

Qualities of a good relay (besides the obvious)

I’m currently working on Roster, a tor project that aims to reward relay operators with good relays. Besides the obvious requirements of a good relay (e.g. speed, geo-diversity, constant uptime), ...
3
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1answer
370 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 ...
3
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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 ...
3
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2answers
2k views

what is a relay descriptor

What is a relay descriptor? Where is it used?I found this on running a python code to launch Tor: 50%: Loading relay descriptors 51%: Loading relay descriptors 53%: Loading relay descriptors 55%: ...
3
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1answer
762 views

Traffic in port 9050 in a relay (denial of service attack?)

I've set up a Tor exit relay (0.2.4.17-rc, debian testing) in my VPS, and it's running well (about 20Gbs/day). But a lot of traffic (about 50%) is using port 9050 for incoming connections. It's ...
3
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2answers
464 views

Is it possible for an ISP to distinguish between traffic from a relay and traffic from a hidden serivce?

If an ISP was performing deep packet inspection on a server's traffic, would they be able to tell the difference between a hidden service and a relay? To clarify, I'm talking about a "middle relay" - ...
3
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1answer
393 views

How does de-anonymization work?

I heard that someone, who can read the traffic of many tor nodes (like the government of a country where many nodes are located) can find out which user is sending/reading data to/from which resource ...

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