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1answer
114 views

Am I obliged to use ipv6 tunnel services if I want to be able to use it?

I was looking for configuring Slackware to use ipv6 but all instruction I found speak about using an ipv6 tunnel that encapsulate ipv6 request into ipv4 packet and send them to an external router that ...
2
votes
1answer
128 views

Create a tunnel to my dedicated windows server

I have a Win 2008 dedicated server. The remote access for MSSQL db is disabled. However I want to connect to it during development from my system. I need to create something like a tunnel from my lap ...
1
vote
1answer
82 views

Info on SSH tunelling etc in certain context

Im an electronics engineer, with very little knowledge of networking and assoc. terminology I recently got a Lantronix XPort Pro for use in a project I am working on but have little to no knowledge ...
-1
votes
2answers
739 views

Multiple authoritative DNS server on same IPv4 address

I'd like to maintain a DNS tunnel on my self-hosted server at example.com. I also have a DNS server on it, which serves everything for example.com. I'm currently using dns2tcp for DNS tunneling, on ...
1
vote
1answer
113 views

Secure tunneling options between datacenters

My setup is main website server in one datacenter and mirrors in multiple other datacenters. I'd like to know what are my options to transfer traffic secure and stable between servers? Ssh tunneling ...
11
votes
1answer
5k views

mosh tunnel via proxy

I'm a growing fan of mosh and am increasingly using it when I have unreliable wifi links. What I am trying to figure out is how to build a tunnel through a server which is in a DMZ (connected to ...
0
votes
1answer
443 views

Using OpenLDAP's meta backend to map incoming user to someone else

I am attempting to set up an LDAP "tunnel" to work around an application that requires a configuration slightly different to my environment. I need to be able to bind as USER1 to an LDAP server & ...
0
votes
3answers
4k views

Keeping an SSH Tunnel open, and running a remote command

A computer behind a firewall (at a remote location) connects to my server to open a tunnel... the intention is that from the server I can connect to the computer over SSH. The computer makes the ...
1
vote
1answer
808 views

VPN, Tunneling to hide 'real IP' through my proxy server while showing the client IP on 'real' server side

I would like to hide my 'main server' behind the load balancer, call it 'proxy server' Although I use some closed-source software on 'main server' and it needs the client IP address to operate well. ...
1
vote
1answer
102 views

Bizarre client IP switch-up on VPN

Let A.B.C.D be the public IP of my VPN server. Let W.X.Y.Z be the IP of the client before it connects to the VPN. My VPN server's IP address on the LAN in 10.8.0.1, and the client is 10.8.0.6. I ...
0
votes
1answer
52 views

How Tunneling can be configured or set up in this scenario

I have a scenario like there are two servers 1.On the first server where apache and tomcat are running on different ports.For eg ip would be 172.168.2.19 2.There is a second server where jboss and ...
3
votes
3answers
267 views

SSH port forwarding through Windows machine

is it possible to connect to an SSH server only accessible from inside a network, using a Windows machine without SSH as a gateway?. Let me clarify my question with a sketch: Me (Linux machine)---> ...
2
votes
3answers
170 views

Securely connect to mainframe from cloud

I will preface this by saying that I am a solution architect, and I have a client who wishes to host an app in the cloud. The app needs to access information from SAP and other systems. What is the ...
2
votes
1answer
610 views

portforward ec2 instance to localhost for rails development

I'm trying to work with facebooks real-time updates but I'm having trouble giving facebook a callback address that they can use. My dev machine is behind a firewall so I want to use an ec2 instance to ...
0
votes
1answer
2k views

using a gre tunnel as default route

I have two private networks (A, B) that connects via another company's private network (C). Network A has internet access. I want to make a tunnel between B and A that goes through C. Then network B ...
0
votes
1answer
223 views

Obtaining and routing small IPv4 space?

I had an idea for designing a network setup in order to acquire high availability connections to my (small) network, but I seem to be running into a few problems trying to find out the particulars. ...
1
vote
1answer
3k views

What's the difference between GRE and IPIP tunnel?

And which one is better for connecting two linux machines?
0
votes
2answers
837 views

how to “connect ipv6 client to ipv4 only server”

I have a linux server that supports only ipv4 and an IPv6 client. How should I use tunneling or NAT to get the connectivity done from ipv6 client to the ipv4 server? Client is a softphone that sends ...
1
vote
2answers
2k views

Https tunnel for carrying TCP and UDP packets

I had an issue with running Openvpn over UDP in my college network. The firewall was dropping UDP connections. As http and https were working fine and assuming that the firewall was inspecting packet ...
2
votes
1answer
328 views

How do I create an ipip tunnel between two hosts on a LAN?

I have two hosts on a LAN. Both hosts have static IPv4 addresses. Host1: eth0: 112.92.0.1 Host2: eth0: 112.92.0.3 I now want to create an ipip tunnel between these two hosts such that any packet ...
2
votes
2answers
783 views

Ethernet over IP

I need to merge two L2 broadcast domain into single domain and I have to do this over unmanaged by me L3 IP network. All that I could find is vtun utility for linux. Which software&howto you can ...
4
votes
2answers
5k views

SSH VPN tunnel without having to enable root

ive been trying to setup a VPN SSH tunnel and ive had success executing ssh -Nv -w 0:0 root@192.168.2.2 -p 50 however what i am wondering is, can i do the tunneling without having root unlocked ...
7
votes
3answers
13k views

How to assign a hostname to SSH tunnel

I'm using ssh root@my.server.ip -g -L 4321:localhost:28017 to establish a tunnel from my MacBook to my dedicated server at my hosting provider. It works well. Now I want to access several admin sites ...
1
vote
1answer
803 views

Connect with sftp client to server that can be accessed only through other server

I am new to this forum and to this kind of stuff so don't judge me hard: I would like to connect with: sftp client (Bitise Tunneler) and nxClient (NOMACHINE) to the server A through other server B. ...
0
votes
3answers
988 views

Secure tunnel between two Windows Server 2008 R2 hosts

I'm looking for a way to set up a secure tunnel for HTTP traffic between two hosts on separate networks/domains over a single port. The caveat is that I have no control over the physical aspects of ...
4
votes
1answer
995 views

Renting a IPv4 address block [closed]

I am building a lab network with about 10 virtual routers and 20 host machines (also virtualized) as a part of a school project. The aim is to demonstrate a wide range of IPv6 routing, deployment and ...
1
vote
3answers
393 views

“Tunnel” from one network to another

I'm sure the answer to this would be available on Google but I don't really know what I'm Google-ing for. Situation; We have two networks; our own internal network (192.168.0.[0-255]) and our '...
8
votes
2answers
16k views

SSH tunnel over multi hops using putty

I have a situation where I want to connect to a Linux machine running VNC (lets call it VNCServer) which is behind two consecutive Linux machines i.e., to ssh into the VNCServer, I have to ssh into ...
0
votes
1answer
999 views

pppd PAM use and combining with CHAP/MSCHAP

Managed to successfully configure pppd to use PAM (/etc/pam.d/ppp) for authentication steps (used login option in addition to auth). However, this seems to work only for PAP (require pap, refuse chap)....
1
vote
1answer
816 views

Tunneling into vpn using squid and ssh-tunnel

intro: In order to access the administrative console of a certain datacenter I am supposed to use a VPN. However due to company network setup I cannot establish a vpn connection (I was told that they ...
1
vote
1answer
2k views

GRE Tunnel between Linux server and XP client

I want to set up a simple unencrypted tunnel between a linux-server (running SLES9) and a client (running XP SP3). The reason for this is that there are many network devices in between and the client ...
1
vote
2answers
626 views

Tunnel SSH from A->B->C [closed]

I'm looking to setup a tunnel using PuTTY on Windows. Ideally I'd SSH directly from A->C, however, I can't from the network I'm on. I can, however connected from A->B->C. C is running a vncserver, ...
2
votes
0answers
708 views

SSH reverse tunnel for Windows RDP

Microsoft RDP seems to behave strangely when forwarded via ssh reverse (-R) tunnel. Some products can handle it without a problem (i.e. tunnelier) some fail (libssh2, putty). When connected, the ...
1
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3answers
810 views

IPv6-only client to IPv6/IPv4 dual stack server tunnel?

I have a IPv6-only client and a IPv6/IPv4 dual-stack server. The client can connect to the server via IPv6. I want to set up a tunnel on the server so the client can access IPv4 resources through the ...
0
votes
1answer
315 views

Is it possible to use RRAS to create a tunnel over same subnet

I would like to setup some form of secure tunnel between servers on the same lan. We are currently using rackspace for cloud hosting, and would like to secure all communications over the 'private' ...
2
votes
2answers
9k views

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 ...
1
vote
1answer
459 views

munin monitor ssh tunnel traffic stats?

Attempting to generate a traffic graph to monitor tunnel traffic between two vps'es. two servers: 111.111.111.111 & 222.222.222.222 111 is an app server, 222 is a db server. Proper iptables ...
2
votes
3answers
3k views

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 ...
0
votes
3answers
331 views

running a command after the ssh has opened the tunnel

I want to run some process that requires an opened ssh tunnel. How do you run some command AFTER the ssh tunnel is successfully opened? Timers are not good enough as network speed and remote machine ...
0
votes
1answer
2k views

Gre Tunnel Cisco Linux traffic forwarding

I setup a gre tunnel a cisco router and a Linux machine, the tunnel interface in the Linux box named pic. Well i have to forward traffic coming from cisco through the Linux box. the rules i've set in ...
1
vote
0answers
450 views

Switch stunnel from self-signed cert to signed by CA cert

We use stunnel configured to provide SSL-tunnel between SERVER A (where we have stunnel configured as client) and many SERVERS B (where we deployed stunnel configured to work in server mode). We use ...
3
votes
2answers
367 views

Routing problems IPv6 client/server where server has both native and tunnelled address

I have been trying to get IPv6 working on my tap OpenVPN network. The server already has IPv6, however it only has a /64 and the biggest range available is a /116 (which breaks autoconf). I am getting ...
2
votes
1answer
1k views

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 ...
-1
votes
1answer
85 views

How to tunnel all network communication? [closed]

I'm looking for a way to tunnel all network communication from my laptop through another computer. I can control the software on both the laptop and the computer. The connection between them should be ...
0
votes
1answer
209 views

How to redirect outgoing network connections?

I was wondering how would I redirect outgoing connections from all applications to a certain proxy or something like that without having to hook winsock functions on windows. I noticed Proxifier is ...
-1
votes
1answer
76 views

how to ssh to the machine behind the firewall? [duplicate]

Possible Duplicates: SSH to a computer that will then SSH to another computer how to ssh to the machine behind the firewall? I have 3 Linux machines A, B and C. I can ssh from A to B; B to ...
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votes
2answers
339 views

how to ssh to the machine behind the firewall? [duplicate]

Possible Duplicate: SSH to a computer that will then SSH to another computer I have 3 Linux machines A, B and C. I can ssh from A to B; B to C but not from A to C directly because C is behind ...
0
votes
1answer
767 views

Debugging flaky SSH tunnel

We have a dedicated SSH tunnel server, which supports a few dozen remotely located hosts. The hosts each create a reverse tunnel into the server with assigned port numbers, using autossh to keep the ...
4
votes
3answers
2k views

Tunneling all TCP and UDP traffic through a Server?

On a Linux or Windows system, how would it be possible to tunnel all TCP/UDP packets through a thirdparty server? What would one use, does it work with SOCKS5, OpenVPN or SSH?
2
votes
1answer
287 views

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. ...