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Questions tagged [tunnel]

226 questions
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Windows SSH Server - Disable Shell / Cmd access

I have enabled the SSH Server on Windows using the built-in feature. Since this server is only being used as a tunnel, I would like to disable any commands from being executed. On linux, it appears to be possible to set the shell to /sbin/nologin.…
Max
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Use OpenVPN connection the execution of one program

On Debian, is it possible to run an OpenVPN connection such that it is only used for the execution for one program? In other words: Other programs use network as normal Only the one program that is executed runs its connections through OpenVPN The…
Roxy
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Configure L2TPv3 on Ubuntu using hostnames for peers instead of IP

Is it possible to configure L2TPv3 using ip l2tp commands on Ubuntu 18.04 but using hostnames for peers instead of static IP addresses ? If so can someone give me a hint on how to do this ?
Boris
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IPTABLES not blocking EoIP Tunnel

So I decided to play with EoIP Tunnels today on two VMs which I installed free trial RouterOS on them. I set rules on iptables on the hypervisor (which is Proxmox) that prevents any input to vms except my pc, but my OUTPUT policy is ACCEPT. Now I…
Amin Vakil
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VPN PPTP server

I'm doing a VPN PPTP server on this standard, now I have the following packages: Client -> Server: Point-to-Point Tunnelling Protocol Length: 156 Message type: Control Message (1) Magic Cookie: 0x1a2b3c4d (correct) Control Message Type:…
user10229865
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Routing between OpenVPN subnets in tunnel modes

Hope someone can help me and understand what is wrong in my setup. I have installed OpenWrt Chaos Calmer 15.05 on m TP Link router. The router have the WAN connected and a WiFi and wired subnet on 192.168.1.0/24 subnet. The OpenVPN server works good…
Jan
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Wireguard VPN Outbound and Inbound

I am trying to setup a Wireguard tunnel so that A uses the IP of B for outbound and inbound traffic (like a proxy, not a std VPN config). Both boxes are Ubuntu 16.04. A is eth0, behind a router with NAT and on DMZ, with IP A B has two public IPs: a…
Gaia
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SSH Tunnel - HTTPS hostname mismatch

I'm trying to view a https page on test12 server, from my MACHINE2, using a SSH Tunnel to connect to MACHINE1 which is on the same network as test12! But i can not display it. test12 = https server - 192.168.6.120 - same network as MACHINE1 MACHINE1…
Neo_95
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Connect directly to SSH tunnel without having to first connect to server?

I just setup my Raspberry Pi to create a remote SSH tunnel with a VPS I have. It works, so from my computer I ssh into my VPS (with something like 'ssh user@vps.com', and once connected to that I ssh into the tunnel (with something like 'ssh -p…
Nerdsie
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OpenVPN not redirecting all traffic to VPN tunnel when local network is 192.168.x on both sides

I've setup a OpenVPN server using tun and udp and enabled the options for redirecting all internet traffic and pushing lan to clients. In the HOST NETWORK The OpenVPN Server is configured to dish out 10.8.0.x network addresses for OpenVPN clients…
rboy
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I cannot ping to destination IP even after adding a ip tunnel

So I have a virtual device with ip 192.168.16.15/24(device X). I'm trying to ping this from another device 10.64.95.120/24(device A). This virtual device(device X) is created on another server 10.64.95.93/24(device B). 1) I'm able to ping from…
mac
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Site to Site Ipsec VPN - Tunnel is Up but can't get to route packages from left to right

I have a working tunnel. Packages are being routed from right to left properly (Cisco side can reach my server). Here's all the info. Any help, more than welcome. Network Diagram …
Teo Sibileau
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create vpn tunnel at exist interface

guys. I'm testing our company's firewall product.And there have a problem bothers me. "The firewall" works as bridge mode have eth1 interface.I want to simulate a client remote access "the firewall" use an ipip(or others) tunnel. My question is can…
user8252486
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filter with iptables incoming fraffic from VPN

I have set up a VPN to a private service provider via OpenVPN. This setup is using the VPN as default gateway. It all works fine but when I try to apply some basic iptables rules to filter traffic in and out the tunnel, I don't seem to be able to…
rs232
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Taking tcpdump of data transmitting through tunnel

I have a service provider, who provides connection to his SMPP server only through a VPN. We setup a tunnel to connect to his VPN. Now there are some issues with the connectivity and I need to check the tcpdump. But I am not able to do so. I…
kadamb
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