Questions about using a router/networking, e.g. port forwarding, VPNs

123
votes
13answers
205k 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 ...
9
votes
4answers
17k views

How to set up application-specific routing table on Windows?

Suppose network interface 1 (net1) and 2 (net2) are both connected to the Internet. I want application 1 (app1) to use net1, and application 2 (app2) to use net2. How can it be done under Windows?If ...
4
votes
1answer
4k views

Changing routing on Mac with two Ethernet ports

I have a Mac tower which has two Ethernet ports. One is connected to our corporate network, the other to a non-corporate network. Priority order states that the non-corporate network comes first and ...
15
votes
2answers
11k views

How does the router know which device to send packets to? [duplicate]

my question does not concern how it moves through the internet, but how it moves through the router to a certain device. All devices connected to a router in a home network have the same external IP. ...
2
votes
1answer
2k 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 ...
39
votes
2answers
21k views

How do you get loopback addresses other than 127.0.0.1 to work on OS X

According to everything I read, the entire 127.x.x.x subnet should loopback.However, on my Mac, I can only ping 127.0.0.1I know I've done this before (though possibly on another OS) and has come ...
120
votes
13answers
85k views

What is the exact use of a MAC address?

I understand that IP addresses are hierarchical, so that routers throughout the internet know which direction to forward a packet. With MAC addresses, there is no hierarchy, and thus packet forwarding ...
38
votes
7answers
44k 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 ...
15
votes
5answers
18k views

Route the traffic over specific interface for a process in linux

Is it possible to route the traffic used by a process over a specific interface?For example, network traffic by download application should always use the interface wlan0 whereas all other ...
15
votes
5answers
74k 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 ...
12
votes
3answers
27k views

How to map an IP adress to localhost?

I want to map the IP address 192.168.1.222 to 127.0.0.1 so that if I use 192.168.1.222 in the web browser or ping command I get the response (and that from my 127.0.0.1). Is this possible via ...
16
votes
1answer
74k views

“Network is unreachable” when attempting to ping google, but internal addresses work

I can get to other PCs in my house on the 192 network, but trying to go outside gives me the "network is unreachable" message. p3p1 is up with a good IP Address. Running Fedora 16. What should I ...
23
votes
5answers
72k 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 (192....
8
votes
2answers
10k views

DD-WRT: Cannot see client when using wired ethernet

A bit of a frustrating problem I've been facing - I just don't know what's wrong.I have a Netgear WNR2000v3 router with DD-WRT v24-sp2 (03/19/12) std installed. Everything works perfectly apart from ...
11
votes
2answers
35k 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 ...

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