All Questions
503
questions
3
votes
1
answer
1k
views
Port forwarding for ssh on raspberry pi
I need some help troubleshooting my problem. I am trying to ssh into my pi from a non lan pc. I have port forwarded before and did not expect it to be this difficult. Here is what I have done:
1: Set ...
3
votes
1
answer
433
views
Why would it be faster to hop SSH with pseudo-tty versus forwarding?
I have noticed that on my office's network, multi-hop SSH connections using the "pseudo-tty" method perform better (see last note) than using the "forwarding" method. Why would this be the case?
In ...
- 31
3
votes
0
answers
2k
views
What can cause SSH login error: ssh_exchange_identification: Connection closed by remote host
I thought ssh_exchange_identification: Connection closed by remote host is caused by /etc/hosts.allow and/or /etc/hosts.deny, but allow's only entry is ALL:ALL and deny is empty.
On my Google Cloud ...
2
votes
2
answers
1k
views
Is it possible to use the interface on a remote machine which I can SSH into?
I can SSH into a machine which has a wifi adapter connected, with interface wlan0. Can I use its interface (wlan0) on my client machine ?
As an example, if I want to run iwconfig (or any tool which ...
- 123
2
votes
3
answers
129
views
How can I browse work machines (i.e. behind a firewall) from home?
From home I would like to browse my intranet at work where I have a Linux box, which I will call "W", i.e. W.workdomain.com.
My router at home closes port 22 but maps port 2222 to port 22 on my ...
- 505
2
votes
1
answer
409
views
Router outputs "Bad IP address or host name" when trying to SSH from Linux terminal
I'm a total beginner in networking knowledge in general. Tried posting this in the Network Engineering Stack Exchange but they sent me here. My main goal is to be able to simulate a device so I can ...
- 57
2
votes
4
answers
2k
views
Is it possible to support SOCKS5 for certain hosts transparently?
I have SSH access to a jump box on my work. This jump box gives access to the complete network infrastructure at work. This is great to work from home.
I am able to run a SOCKS5 proxy on the jump box ...
- 285
2
votes
3
answers
5k
views
SSH broken pipe kills foreground process
I have 2 hosts that I can connect them through SSH. In one host, after a while, I get the error Write Failed: broken pipe. In the other host, I don't get this error.
I don't understand why in one ...
- 225
2
votes
1
answer
2k
views
Why is it that I can ssh in but not out?
Why is it that I can ssh into another server but when I tried to ssh but it goes into timeout and failed?
ubi@xserver: ssh lil@yserver
Password:
Last login: Thu Jan 30 16:10:39 2014 from xserver
lil@...
- 135
2
votes
1
answer
768
views
How to explain sequences of FIN,ACK instead of FIN - FIN,ACK?
Context: newly installed Debian 12, I get a bunch of strange logs related to ssh:
root@square:~# journalctl -u ssh -f
May 07 11:13:00 yop-square sshd[766]: error: kex_exchange_identification: ...
- 3,263
2
votes
1
answer
965
views
How to connect to a local machine from WSL?
This is an reversal of this question. Strangely I haven't been able to find cases of people wanting to connect to a remote machine from their WSL instance.
In my case, I have a Raspberry Pi whose ...
- 381
2
votes
2
answers
382
views
ArchLinux Virtual Machine can only be logged in through SSH after logging in through virt-manager
I installed two ArchLinux virtual machines on my CentOS server with virt-manager on KVM. The ip addresses are 192.168.1.138 and 192.168.1.183. After installation, I installed OpenSSH and copied the ...
- 73
2
votes
1
answer
2k
views
SSH to Linux server: Does port 22 need to be open server side and client side?
Apologies if this is indeed a duplicate; I did look for an answer but it left me with more questions.
I have set up a server, Ubuntu 16.04, to act as a git server for me and one other person to work ...
- 43
2
votes
2
answers
6k
views
Tunnel HTTP traffic through a linux server
I want to tunnel data (HTTP / HTTPS) from one linux server through another to access proxies.
The reason I cannot go straight to the proxies is because they are all firewalled and I have far too many ...
- 121
2
votes
2
answers
87
views
Tasks done by ssh server when it receives a request?
When I ssh into a server using
ssh -vvv user@ip
It gives me all the information of the steps that a particular client is performing in order to connect to a OpenSSH Server.
I was Wondering if ...
- 422