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Questions tagged [tunneling]

384 questions
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2 answers

Cisco ASA VPN - Route all internet traffic from remote site through main site's ISP

I have a situation with two locations connected via site-to-site VPN. Site A has a web filtering appliance. I'd like to route all traffic from Site B over the VPN tunnel and out of Site A's internet connection (and web filter). The firewall devices…
ewwhite
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How to avoid stalled scp transfer when tunneling through a gateway over ssh?

I'm try to transfer a large (1GB+) file from one machine to another, but I have to tunnel through a gateway in between. I'm able to transfer small files just fine. However, with the big file, the transfer stalls mid-way through. After reading a blog…
Matt V.
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Making a multi hop SSH tunnel a mysql server (3-4 hops)

I'm trying to get to a mysql server on a remote network, and to get to it I currently have to do several ssh hops, so I can use the mysql command line interface. I'd really like to do a mulit-hop tunnel so I can just use a gui from my desktop. How…
nej
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1 answer

Configuring Cisco Router 2851 to handle MPLS traffic tunnelling

Some guy configured a Cat 6500 Core Switch on my net to handle MPLS traffic (and it works). The MPLS line is also directly connected to the internet, so our edges and firewalls are bypassed actually. I also have a 2851 router (IOS 12.4) router on my…
Parsa
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translate telnet trafic to SSH

I have a closed source windows tool I need to run, which has to connect to a remote machine. Problem is, the tool only has telnet functionality, while the remote host only accepts SSH2. Is there some easy way to set up some sort of forwarding…
Martijn
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My own IPv6 tunnel

I have a load of IPv6 addresses on my VPS which are not tunneled they are provided by the VPS host. But my ISP at home BT, has no plans yet to allocate IPv6 addresses to even business customers. I don't want to use a tunnel broker that gives me a…
user57779
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1 answer

tunnel using autossh behaving differently than the exact same command using ssh

I am trying to set up a double-ssh tunnel between two hosts, so I can proxy traffic through it. Using the normal SSH command, I have gotten the following to work: ssh -t -L2000:localhost:2000 user@host1 ssh -D 2000 differentuser@host2 My…
Erin Drummond
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IPIP Tunneling for EC2 instances in different regions

According to this web page, it seems IPIP Tunneling should work in EC2 instances. But I'm not sure whether it also works for instances in difference regions. Did anyone have experienced it before? How can I configure IPIP to make it work for…
Liang Zhao
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Can I limit my SSH Tunneling Speed?

So, I'm kind of making sshusers for ssh tunneling to surf some content which is blocked by my country. But, I don't want somebody to slow down others internet speed , therefore I want to limit the connection to, eg: 100KB/s. I know trickled can be…
snagcheol
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Firewall based equivalent to SSH tunnelling

I have a web server that connects to a 3rd party database server and is granted permission to do so via a firewall rule on the database server. When I'm developing locally on my laptop, I use an SSH tunnel to connect to the database server via the…
scottatron
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Ubuntu: Compressed, but not encrypted, tunnel for TCP?

How can I set up a tunnel for TCP connections between two hosts so that I can test a few different compression algorithms? I'm aware of stunnel & SSH, but want to avoid the overhead of encryption. To avoid TCP-in-TCP flow issues, UDP as the…
nonot1
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Persistent ssh tunnel in windows

I am looking for something like autossh, but for windows. I have had trouble setting up autossh with cygwin. I am tring MyEnTunnel now, but I was wondering if Windows hacks know of something better.
Mike McKay
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IPv4 Client <-> IPv6 Server - Tunnel from client to server to use IPv6

I have a Debian server with a IPv6 Tunnel (from sixxs) and an IPv4 Ubuntu Client. Now i want to make a tunnel from the client to the server, so that i can surf with IPv6 from the client. Is there a simple solution or should i request another tunnel…
fwaechter
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ssh from home to machine behind firewall

Semi-newbie, so flame-throwers to 'singe only' please. ;-) I have machine A at work, which I'd like to SSH into from a machine at home (call it machine B) -- machine A is behind our corporate firewall, which has only port 22 and port 80 open. On the…
Johnny Canuck
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How to reinject the packet in the Iptables?

I have a packet inside a packet a.k.a tunneling. So essentially it's of the following form: [IP HEADER 1][IP HEADER 2][PAYLOAD] After reading the first header(done by a library) I will get the packet: [IP HEADER 2][PAYLOAD] at the INPUT chain of…
Amit S
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