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Questions tagged [jumphost]

16 questions
2
votes
2 answers

SSH port forwarding through 2 jump servers

I am trying to connect to a server behind a firewall. For this connection I have to use more than one jump server. So I SSH local → user1@jump1 → user2@jump2 → user3@server. I can connect directly to the server with ssh -J user1@jump1,user2@jump2…
NotTilFour
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vote
1 answer

ssh SendEnv does not work when used with -J (jump host)?

Edit: The hint for restarting ssh after editing /etc/ssh/sshd_config solved my issue (sudo systemctl restart ssh.service on Ubuntu) but see the accepted answer for a lot more of useful troubleshooting. Original: I have a server which I connect to…
Tom
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0 answers

Ansible Bastion host connection

I am trying to SSH hosts through Jump server in Ansible Do we have an option to use username/password in ansible_ssh_common_args I have tried with SSH keys which is having some problem . Want to try with username and password
Jerin
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1
vote
1 answer

Mysql-Client Jumphost from Local Client to Webserver to DB Server without DB Server SSH User

My scenario looks as follows: I have a web server and a DB server. On the webserver I have an SSH user with which I can connect to the database via mysql-client. The mysql port is restricted to the IP address of the webserver and I don't have an SSH…
mulus_ex_machina
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1 answer

Windows SSH ProxyCommand /usr/bin/bash: line 0: exec: nc: not found on git bash

I am trying to SSH to a server via an intermediately jump host on Windows Git Bash but I get the following error. /usr/bin/bash: line 0: exec: nc: not found $ ssh -vnNT -L 2555:destination-server.com ubuntu@x.amazonaws.com -o "ProxyCommand=nc -X 5…
Sapnesh Naik
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0 answers

Unable to connect to RDS Postgres server through jump host from application server

I've got a postgres db in a private subnet that I'm trying to access from a flask app running locally. The DB was previously publicly accessible, and I've just put it in the subnet to restrict access. I've set up a jump host for ssh tunneling, and…
sjg1729
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0 answers

Jenkins ssh-agent with Jumphost

I want to execute command (for example pwd) on a server through a Jump host. I know Publish Over Ssh, but I'm not gonna use it. In a simple way, I want to run these commands in a Jenkins pipeline: eval $(ssh-agent -s) ssh-add $SSH_PK_SECRET ssh -o…
saeed safavi
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0 answers

ssh over jump server issues

I want to be able to run this command from a windows machine. I use it to connect ssh -o StrictHostKeyChecking=no -i secret.pem -J user@jump.host.ip.ad user@target.host.ip.ad "ls" ssh on the jump host is setup so that I dont need to specify…
Selam Getachew
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1 answer

Connection to local switch via Mikrotik router jumphost using Ansible

I am using Ansible on my Debian client machine. I am trying to setup inventory file and ansible playbook for showing simple version of local devices from remote site that is behind NAT by using jumphost (bastion) which is my mikrotik/routeros using…
zeros111
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best automated approach for authorized_keys and ssh config update between ssh jump host and isloated servers

We have isolated servers when I need to enable/disable access to the server through jump host when admin requested. I am using openssh-server-8.9 on all machines and the client and server are using Ubuntu 22 .04 operating system. For example, If the…
Mallikarjunarao Kosuri
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how to write powershell script to check if the VM is jumpbox VM from a list of VMs in azure

Powershell script to retreive Jumpbox VM from a list of VMs, which VMs are all have jumpbox connection. How to differentiate Jumpbox VM from other VMs. The output will be like this VM is Jumpbox VM. I have tried to retrive ip addresses, security…
Riya
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0 answers

jump host ssh identification doesn't work

Hi i actually got stuck , i'm trying to connect to a raspi with ssh with a bastion i use a reverse ssh from the raspi to the bastion with this command /usr/bin/autossh -o ServerAliveInterval=60 -NR 20054:localhost:22…
Rihyette
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1 answer

Permission denied from Bastion to Private ec2

I have set up a bastion public ec2 host and also setup a private ec2 which security inbound rule is set to ssh from only bastion security group. But, there is two different scenario. I have added both private key to ssh-agent and i'm trying this…
hoq
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1 answer

Ubuntu Jump Host in Open Telekom Cloud not working as expected

Currently, I have built a small datacenter environment in OTC with Terraform. based on Ubuntu 20.04 images. The idea is to have a jump host in the setup phase and for operational purposes that allows spontaneous access to service frontends via ssh…
mjahr
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1 answer

ssh: suppress Banners of Jumphosts

Gday Everyone, i am using ssh with jumphost(s). ssh -J zone1-jumphost zone2-target or .ssh/config: HOST zone1-* zone2-* !zone1-jumphost ProxyJump zone1-jumphost All servers (jumphost(s) and target) are configured to print out an issue message…
EnlightMe
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