0
votes
2answers
27 views

How to use single public IP to access multiple application servers in SAP?

Scenario I have: Wireless D-Link Router Connected to the Internet Two IBM-Lenovo Servers Connected( Wireless/Wired) to the Router Two servers have IP addresses : 192.xxx.xxx.123 and ...
1
vote
1answer
93 views

Automatically ask router for port redirection on ubuntu

Is there a way to use uPnp or something to automatically ask a router/firewall to redirect data coming from outside to a machine running ubuntu? Here's the deal, I'm supposed to prepare a certain ...
0
votes
0answers
120 views

set DMZ server on modem that not support DMZ, using port forwarding

I have to see an application server from outside of my network, but the modem that I am using is a Zyxel P-660-HN-T1H that not supports DMZ server configuration.So, which port(s) I should forward to ...
4
votes
2answers
2k views

Exposing IMAP server to Internet: DMZ or Port Forwarding?

We currently have all our email stored on a Dovecot IMAP server in our internal network. Client machines on the network are able to connect and access their email. Now we want to allow certain users ...
0
votes
2answers
590 views

Port Forwarding failing only to Ubuntu servers from Draytek router

I know this is a kinda unusal question, but Draytek support (..which is very eager to solve the issue) seems to reach its limits. Scenario: Draytek Vigor Multiwan router with current firmware. ...
0
votes
2answers
234 views

Slow Routing Problem

I've got the following network: ADSL(10.) --- Router (10.0.0.50,172.0.0.1) --- "HTTPServer (172.0.0.10)" | | --- "HTTPS Server" (10.0.0.3) --- Another computer (10.0.0.5) I ...