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2
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1answer
466 views

iptables: access connected openvpn client from the LAN with the VPN server

I have what is essentially a routing problem, and I'm not familiar enough with routing and iptables to effectively troubleshoot and set up my network needs. What's working I have an openVPN network ...
1
vote
1answer
166 views

How to make Tun module running at linux start

i installed Tun using: modprobe tun then did: lsmod | grep tun tun 83840 0 Please how to make Tun running at reboot? This is written on Hamachi website: ...Then add tun to ...
0
votes
1answer
29 views

TCP RST from telnet/ssh daemons when connecting from openvpn

I have LAN_1 and LAN_2 interconnected with an openvpn tunnel terminated ona pair of SOHO routers running busybox. One of the vpn purpose is to allow clients on both LAN_1 and LAN_2, to administer the ...
0
votes
1answer
37 views

bridge on openVPN client

I have some problem with setting up what i call a "remote entry point" (i'm sure ther is a real name for this) First things First : Here is my setup : ...
0
votes
1answer
2k views

openvpn: after changing to server mode, client does not create TUN device

i had a previously working configuration with the config files used in a previous question However, i've changed this now to the following configuration using server mode, everything on the logs seem ...
3
votes
0answers
571 views

Forwarding traffic from TUN device (C++ backend) to the default gateway

The following problem is just a piece of the bigger solution I have a problem with. All other elements seem working so far, so I'll try to describe very small piece which I have problem with. I've ...
2
votes
0answers
294 views

Forward IP packets to tunnel device

I have created an tunnel device using ip tuntap add dev tun0 mode tun user 0 group 0 I then assign it an ip address 192.168.0.1/22 ifconfig tun0 192.168.0.1 netmask 255.255.252.0 On my ...
1
vote
0answers
38 views

TUN/TAP VPN no internet connection

I have set up a tun/tap vpn to a VPS. For this, I created a 10/24 network and gave the server the IP 10.0.0.100 and my client got 10.0.0.200. I can now successfully ping the server / access my mail ...
0
votes
0answers
37 views

customised client to client connection configuration inside OpenVPN server

I have two clients with common names [client_sina] and [client_extra] that are connecting to an OpenVPN server on remote place via (TUN21) running on Tomato Router The only physical port of the ...
0
votes
0answers
72 views

Can't bring link state on TUN/TAP interfaces up

Trying to build a tap interface to add as a virtual interface to OVS. I've tried using both Utilities and the ip tuntap command which create the interface- I can't seem to get the interface "up". ...
0
votes
0answers
60 views

virtual NIC, local routing and linux kernel routing table

from this article´╝Ü http://backreference.org/2010/03/26/tuntap-interface-tutorial/ the author created a tun interface # openvpn --mktun --dev tun2 # ip link set tun2 up # ip addr add 10.0.0.1/24 dev ...
0
votes
0answers
47 views

if there are 2 NIC on the same machine, can a tcp client on one NIC connect to a tcp server on the other NIC?

I use tun/tap to create a tun NIC tun0 with IP 10.10.10.2, and I have a real NIC eth0 with IP 202.112.34.49 then I run a tcp client which binds its socket to 202.112.34.49 and a tcp server binding ...