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Unanswered Questions

2,503 questions with no upvoted or accepted answers
10
votes
2answers
12k views

scp exec request failed on channel 0

I am trying to SCP files from one computer to another however I get exec request failed on channel 0". When I use SSH however, I can get to the machine with no problems. I am using the SCP ...
9
votes
1answer
685 views

SSHFS graceful degradation instead of freeze when connection is lost. Is it possible?

A third-party program will write files to a SSHFS mounted dir. If the internet connection is lost, the third-party program will likely crash (badly), because all programs trying to access such an ...
7
votes
0answers
1k views

How to use a second computer as an additional monitor (Linux Fedora 24)?

My Objective I would like to use my laptop, which is running Fedora 24, as a second monitor for desktop computer, which is also running Fedora 24. What I have tried and what doesn't quite cut it or:...
7
votes
1answer
2k views

VPS compromised? Configured wrong?

I've been renting a VPS for half a year now (educational purposes) and I've been trying to learn as much as possible about keeping it secure. Recently, it was compromised and I suspect that it has ...
7
votes
2answers
3k views

Can't open an SSH session because of OpenSSL version mismatch

I just ran apt-get upgrade, and according to /var/log/apt/history.log, openssl has been updated to version 1.0.1e-2+rvt+deb7u7. Now I have one SSH session still open, but I can't open another one. I ...
7
votes
1answer
8k views

FreeSSHd + WinSCP: “Server refused public-key signature despite accepting key!”

I'm trying to gain access to my Windows 2008 R2 server via SSH. I have a Remote Desktop connection, but I need to upload my files to the server. For SSH servers on the Windows server, I've tried ...
6
votes
1answer
444 views

Attach to the same tmux session from different nodes of a cluster

I'm working on a computing cluster which has several hundreds of nodes. A load-balancing scheme picks an idle node to login to when ssh-ing into the cluster. As a result, it is very unlikely to re-...
5
votes
1answer
129 views

Ssh X11 forwarding messes up with default shell

I have a bash specific code in my bash profile: $ cat ~/.bash_profile #!/usr/bin/env bash echo "SHELL: $SHELL" function printfiles() { while IFS='' read -r _file || [[ -n "$_file" ]]; do echo ...
5
votes
1answer
350 views

SSH Like Port Forward But with authentication?

ssh user@server -R server:port1:localhost:port2 This way ssh will forward requests to server:port1 to localhost:port2, but anyone can connect to server:port1. So I'm wondering of there's ...
5
votes
2answers
11k views

How to reload the ssh config file in Mac OS X via terminal

When I update my ssh config file so I can switch my current github account, the changes wont work properly unless I restart iTerm. I'm working on a script to automate the github account switch and I'd ...
5
votes
1answer
273 views

SSH can't read a key from custom authorized_keys file because of a comma

I inherited some code; among other things, there is a custom authorized_keys file with X.509 keys in a format like this one: x509v3-sign-rsa subject:O=GrandsChocolatiers Ltd.,OU=Management,OU=Top ...
5
votes
1answer
2k views

SSH hangs (on Raspberry Pi B)

I'm having trouble connecting to my Pi B via SSH. After entering the password, the shell simply hangs - no error message, no prompt on the pi. Can't kill ssh with Ctrl+C either. Pinging the pi works,...
5
votes
0answers
521 views

GPG agent over SSH (with vagrant)

I'm using vagrant for building and signing my debian/ubuntu packages but I'd prefer to not have have to copy my GPG keys into the virtual machine just to sign packages. It just feels insecure. Is ...
5
votes
0answers
1k views

GPG Agent under Windows as SSH Agent for git bash

I'm trying to set up gpg-agent as the common authentication agent under Windows. It works fine for both Putty and regular gpg use, but now I'd like to use it as ssh-agent in git bash as well. From ...
5
votes
2answers
2k views

SSH on a local machine is slow with Mac os X server

I have a local machine and a mac osx server (mavericks). I can open a ssh session on the server from the local machine: user> ssh serveruser@myserver.local serveruser@myserver> However, the ...

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