Questions about using a router/networking, e.g. port forwarding, VPNs
29
votes
10answers
29k views
How can I make the Windows VPN route selective traffic (by destination network)?
I want to use a Windows VPN but only for a particular network, so that it doesn't take over my entire network connection.
e.g., Instead of the VPN becoming the default route, make it only the route ...
5
votes
4answers
13k views
When a PC has both a wired and a wireless connection, how is information transferred?
My PC has two connections (wireless and wired) simultaneously. Both of them have an internet connection.
In this situation, how does it connect to the internet? How do my LAN and WLAN interfaces know ...
1
vote
1answer
690 views
Connecting to my own network via external IP
Even though I have seen and read quite a few similar Q's I was still unable to understand what is required for me to be able to do this.
I have an internal network. One of the machines is a web ...
9
votes
4answers
22k views
How to tell Windows 7 to ignore a default gateway
I currently have 2 network cards in my PC -- one connected to an internal network on a router with a disconnected WAN port (10.x.x.x), and one connected to the internet through a consumer router ...
2
votes
4answers
13k views
Rerouting local LAN and Internet traffic when in VPN
I'm connecting to a VPN which doesn't allow split tunneling and basically reroutes my Internet traffic through, which is slow. Additionally and more importantly, this also effectively removes my ...
2
votes
2answers
1k views
Mac OS X traceroute not even reaching router gateway
I'm having an issue on a Macbook Pro running Mac OS X 10.5, I'm unable to visit certain websites such as:
"themarchesa.com"
On other computers in the same LAN network connected over wifi I'm able to ...
1
vote
5answers
515 views
Basic routing table for LAN IP
I know some of you may have CCNA / networking experience, so I hope that you can answer the following question for me.
How does an industry standard router handle local IP's, with two connected ...
1
vote
3answers
799 views
Usage of Dual Ethernet Jacks (One for LAN, One for WAN)
I'm working on an old Mac PowerPC G5 that has two Ethernet jacks. I'm interested in finding a way to have both jacks setup so that all internal traffic (all traffic to and from a specific IP address ...
0
votes
1answer
621 views
How to add Public (External) IP Addresses to my private network (windows domain controller)
I have set up a private domain network at home. I have a domain controller, a DNS server, and a DHCP server all running on one Windows 2003 Server machine. I have about 10 other machines around the ...
9
votes
3answers
9k views
How do I setup Ubuntu/Linux's Network manager to selectively route network traffic through the VPN?
I'm using Ubuntu 9.04 and I just noticed that ALL of my network traffic is being routed through my VPN. I would like the VPN to route only the traffic hitting servers on the VPN and then connect ...
10
votes
5answers
9k views
How to force split tunnel routing on Mac to a Cisco VPN
Any one know how to hack the routing table (on a mac) to defeat the forcing of VPN routing for every thing over a cisco VPN? pretty much what I want to do is have only 10.121.* and 10.122.* addresses ...
25
votes
5answers
2k views
How do I tell Windows to use 802.11 in preference to 3G?
I have a Samsung NC-10 netbook which I take to work every day. Most of the time I use it just on the train/bus, but I also use it at work and home.
It has a built-in 3G card which I want to use when ...
12
votes
5answers
13k views
Access internal IP using public IP
I have a DSL modem with a public IP address (201.206.x.x), and I have a web server in my internal network (192.168.0.50).
I set up the modem to forward requests to port 80 to my web server, so, if I ...
5
votes
2answers
799 views
How do I make certain web addresses use a specific network adapter on Mac OS X?
I have two Internet connections at work, my wired Ethernet connection (which is heavily filtered behind a firewall, can't connect to Apple Updates, etc.) and a wireless connection that is unfiltered. ...
5
votes
2answers
4k views
Setup routing and iptables for new VPN connection to redirect **only** ports 80 and 443
I have a new VPN connection (using openvpn) to allow me to route around some ISP restrictions. Whilst it is working fine, it is taking all the traffic over the vpn. This is causing me issues for ...
10
votes
2answers
2k views
Does All LAN Traffic Travel Through A Router
I have a very simple question: if I have a router (DHCP enabled - leasing IP addresses between 192.168.0.2 and 192.168.0.254) with a switch plugged in, and I plug two computers into the switch, will ...
4
votes
3answers
272 views
Is there any alternative to virtualization for handling two different interfaces, different networks and same IP range?
I have a Linux box with two different NICs that are connected to two different networks, but they share the same IP range (10.0.0.x). My first idea was to use virtualization for that (i.e., Xen), but ...
2
votes
3answers
7k views
Persistent routes for DD-WRT PPTP VPN client
My home network in the USA is behind a Buffalo router (G300NH) running their version of DD-WRT. I use the built-in PPTP VPN client to connect to a VPN provider in the UK. I route certain traffic over ...
9
votes
3answers
4k views
How can I ping via an alternate gateway?
Our network has two modems, each one hidden behind a router. The primary router is on 10.1.1.1, the backup router is on 10.1.1.2, and are both configured to the 10.1.1.0/24 subnet. Both routers have ...
5
votes
2answers
2k views
Stop VPN being used on internet traffic on Win 7 [duplicate]
Possible Duplicate:
How can I make the Windows VPN route selective traffic (by destination network)?
How To Use Local Internet Connection To Access Internet While Still Connected with VPN
...
4
votes
1answer
3k views
How can I route *some* traffic over an SSH SOCKS proxy on OS X?
I have a SSH SOCKS connection running for VPN purposes, and this works beautifully. By using either FoxyProxy for Firefox, or a .pac file for OS X's Automatic Proxy Configuration option, web traffic ...
2
votes
3answers
636 views
Avoid corporate blocked URL's when on Cisco VPN
When I'm on my home PC and on my company VPN I can't get to sites that my company blocks.
Is there a way to get around this? Why do my requests to facebook.com go through the VPN? Can you configure ...
1
vote
1answer
146 views
What routes must be set (in Linux) to allow Internet access through given interface without setting it default?
I am trying to solve a task with routing and OpenVPN's configuration.
After setting the connection, I don't want it to become defaut route to anything, but rather want to use its interface for this ...
1
vote
0answers
3k views
trick out cisco vpn with routes
I'm working on a way to trick out cisco vpn-client by modifying the routes on the local system to achive a status thats calles split-tunneling.
I know that I don't have the right to do this without ...
1
vote
3answers
2k views
hosts file for ip address
I would like to map ip address to specific localhost interfaces (e.g. 23.45.66.77 => 127.0.3.3). For named hosts I can use the hosts file. Naturally this doesn't work for IP address.
This has to work ...
0
votes
1answer
1k views
Possible to config an application to use LAN or wifi access?
MacBook
Internet connection via WiFi via proxy (en0)
LAN connection via ethernet (en6)
i.e.:
en0: flags=8863<UP,BROADCAST,SMART,RUNNING,SIMPLEX,MULTICAST> mtu 1500
ether 00:1f:f3:ba:82:57
...
3
votes
1answer
316 views
OpenVPN routing issue
Building 1:
10.1.0.0 255.255.0.0
Building 2:
10.10.0.0 255.255.0.0
192.168.0.0 255.255.0.0
Buildings are connected by 1G metro ethernet.
I reside in building 1.
192.168.0.0 is firewalled from ...
3
votes
1answer
502 views
How can I prohibit the creation of a route in Windows XP upon connection to Cisco VPN?
Problem
I have several routes that are created when I connect to my company's VPN using Cisco VPN client. (It appears to be a bug in our VPN client that we're subjected to this in the first place: ...
2
votes
2answers
3k views
How can I setup a win 7 PC as a router?
I have an industrial PC with 4 Ethernet port, I would like to use this PC as a router on windows 7. Before we used Ubuntu so there is an open source solutiosn, but unfortunately the UPS power supply ...
2
votes
2answers
3k views
How to setup a DHCP-Server who serves to different ip-ranges (e.g. 192.168.1.x and 172.16.x.x)
i have linux running and use dhcp3server which manages my ip-addresses in my network. Now i got a zyxel-access-point and want to drive it on a different ip-range than my wired network. Is it possible ...
2
votes
2answers
2k views
How to split two networks for one Internet connection
I have a single Internet connection and I'd like to create two networks to access it.
Network #1: WiFi accessible
Network #2: Wired, not accessible from Network #1, but can still get to the Internet
...
1
vote
2answers
2k views
Setting VPN to go through certain IPs and not others
I'm a scientific programmer with a loose grasp of what goes on under the hood in my small home network so bear with me whilst I try and explain using the correct words if possible.
My home network of ...
1
vote
1answer
3k views
Selectively routing traffic via ethernet or wifi, with proper DNS (Mac OS X 10.6)
When I'm at work, I access various intranet pages as well as the wider Internet through ethernet. However, the company LAN blocks some ports (e.g. Google Calendar). I can get to those through WiFi. ...
0
votes
2answers
43 views
for a pair of hosts on Internet, are the routes the same in two directions?
for two hosts on Internet
when a host send a packet to another host
there is a route between them
is the route the same on two directions?
for example, two hosts A and B
1) the route from A to B
2) ...
0
votes
1answer
295 views
Linux box acting as wireless access point to share the internet connection
A linux machine is connected to internet over two interfaces ppp0 and ppp1 using two modems. Also this machine acts as wireless access point through an interface say, eth0 with ip address 192.168.1.1 ...
