https://www.opennet.ru/openforum/vsluhforumID1/78405.html [root@host boot]# openvpn --config /etc/openvpn/server.conf --mktun<br>Thu Jan 24 09:42:40 2008 Note: Cannot open TUN/TAP dev /dev/net/tun: No such file or directory (errno=2)<br>Thu Jan 24 09:42:40 2008 Note: Attempting fallback to kernel 2.2 TUN/TAP interface<br>Thu Jan 24 09:42:40 2008 Cannot allocate TUN/TAP dev dynamically<br>Thu Jan 24 09:42:40 2008 Exiting<br><br><br>пробуем по другому:<br>[root@host boot]# openvpn --config /etc/openvpn/server.conf<br>Thu Jan 24 09:44:25 2008 OpenVPN 2.0.9 i686-pc-linux [SSL] [LZO] [EPOLL] built on Jan 24 2008<br>Thu Jan 24 09:44:25 2008 Diffie-Hellman initialized with 1024 bit key<br>Thu Jan 24 09:44:25 2008 TLS-Auth MTU parms [ L:1542 D:138 EF:38 EB:0 ET:0 EL:0 ]<br>Thu Jan 24 09:44:25 2008 Note: Cannot open TUN/TAP dev /dev/net/tun: No such file or directory (errno=2)<br>Thu Jan 24 09:44:25 2008 Note: Attempting fallback to kernel 2.2 TUN/TAP interface<br>Thu Jan 24 09:44:25 2008 Cannot allocate TUN/TAP dev dynamically<br>Thu Jan 24 09:44:25 2008 Exiting<br><br>[root@host boot]# ls -al /dev/net/tun https://www.opennet.ru/openforum/vsluhforumID1/78405.html#1 Fri, 25 Jan 2008 12:27:56 GMT rtfm<br><br>TUN/TAP Driver Configuration:<br><br>* Linux 2.4 or higher (with integrated TUN/TAP driver):<br><br> (1) make device node: mknod /dev/net/tun c 10 200<br> (2a) add to /etc/modules.conf: alias char-major-10-200 tun<br> (2b) load driver: modprobe tun<br> (3) enable routing: echo 1 &gt; /proc/sys/net/ipv4/ip_forward<br><br> Note that either of steps (2a) or (2b) is sufficient. While (2a)<br> only needs to be done once per install, (2b) needs to be done once<br> per reboot. If you install from RPM (see above) and use the<br> openvpn.init script, these steps are taken care of for you.<br><br>http://openvpn.net/install.html<br>