[SOLVED] VPN Server On Asus DSL 66NU ?

Cemozi

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Nov 14, 2013
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Hi People;
I have established VPN server on my Asus modem @home so i can connect to it from work.
I can connect to VPN via my device at home.
But i can't connect to this VPN outside my home network ( I took my notebook home and connected to it) .
Do i need open a port for it or do i need to make some other adjustment?

I have a dynamic İP so I use DDNS from asus ( ip have try with my dynamic ip too, didnt work either).
Can some help me out?

Pictures of it( for some reason cant post pictures direct )
View: https://imgur.com/a/ybK2RPl
 
Solution
Many times people report the reverse since connecting from the LAN side of your network to a vpn that also allows LAN access confuses the router.

Have you verified that the IP you are using is public. This is different than "dynamic". If you compare the IP that the router actually gets on its wan port to a site like whatsmyip are they the same. If they are different you stop here and call your ISP and see if you can get a public IP.

.......so if you have a public IP

VPN can be very tricky to setup. What form of vpn are you using. Are you using something like IPSEC or are you using the newer openvpn based on HTTPS. Openvpn test to run much slower but it can work on many more networks. IPSEC uses a different "protocol"...
Many times people report the reverse since connecting from the LAN side of your network to a vpn that also allows LAN access confuses the router.

Have you verified that the IP you are using is public. This is different than "dynamic". If you compare the IP that the router actually gets on its wan port to a site like whatsmyip are they the same. If they are different you stop here and call your ISP and see if you can get a public IP.

.......so if you have a public IP

VPN can be very tricky to setup. What form of vpn are you using. Are you using something like IPSEC or are you using the newer openvpn based on HTTPS. Openvpn test to run much slower but it can work on many more networks. IPSEC uses a different "protocol", this is something very different than just using a different "port".

The restrictions tend to be on the remote side like your work or some public hotspot not so much your router. Many times they do not allow protocol 50 so trying to use IPSEC is going to be hard. Even if you use openvpn most default installs do not use the HTTPS port of 443. Some sites only allow web ports like 80 or 443. This also prevents many online games from working. On locations that have very strong restrictions like this you need to change the port your router uses to run openvpn to 443. This makes your VPN run on one of the ports that can not be blocked.

VPN is kinda tricky to setup sometimes. You really have to understand how it works to get past restrictions on networks you do not control. If someone is using a firewall to intentionally block VPN it can be extremely hard.
 
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