Questions tagged [gateway]

Gateway is a computer networking term. A gateway allows two or more computers to connect to the internet at the same time. While doing so, only the gateway's IP address will be visible externally. The other computers will be *hidden* behind the gateway.

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77
votes
4answers
143k views

What does “On-link” mean on the result of “route print” command?

I'm using Windows 7. When I type "route print" under command prompt, I get a IPv4 Route Table with several "On-link" values under the Gateway column. For example, like this one: IPv4 Route Table =====...
20
votes
4answers
47k 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 ...
13
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7answers
88k views

How can I find the IP address of my client bridge router?

I have a client bridge (LinkSys WRT54GL router with DD-WRT firmware). I specified an IP address of 192.168.1.2 for the device, however, when I run ipconfig, the default gateway is now 192.168.0.1. ...
11
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2answers
7k views

Why does `route` hang for a while before the route table being dumped?

Typing the command: % route Kernel IP routing table Destination Gateway Genmask Flags Metric Ref Use Iface 192.168.1.0 * 255.255.255.0 U 2 0 ...
11
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1answer
15k views

Understanding Windows Routing Tables and Default Gateways

Note:This is my home computer lab and not a business/production environment. I'm more than happy to break it and fix it again, so any suggestions are welcome! SUMMARY I've added this quick summary ...
10
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5answers
54k views

What is 1.1.1.1? Why does it work for traceoute but not ping?

Today while trying out with networks I took traceroute of 1.1.1.1 and found my gateway address. Whereas I pinged 1.1.1.1 it results with packet loss. I googled about 1.1.1.1 and can't find any ...
10
votes
3answers
24k views

SSH server can't be connected to when VPN is turned on

I recently found that when my workstation connects through a VPN connection then its SSH server can't be connected to from a remote site. I am sure it's a routing problem because the the VPN client ...
9
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5answers
84k views

What's the difference between “default gateway” and “preferred DNS server”?

TCP/IP Properties of a network connection in Windows Server 2003 has two different options, "Default gateway" and "Preferred DNS server".
8
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3answers
9k views

SCP through SSH gateway connection

My network layout is something like this: Now Alice has access to SSH gateway (just gateway from now on) with: ssh alice@external.ip and the authorized keys file on the gateway looks like this #/...
7
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4answers
22k views

Identify the device if it is hub, switch, router or gateway

If you are given two hosts which are connected via a blackbox which you dont know. How can you recognize that blackbox as hub, switch, router or gateway without using any additional device or host? ...
7
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2answers
24k views

Find out dhcp assigned gateway and dns settings in Linux (CentOS)

How to find the gateway and DNS IPs in a DHCP configured network in CentOS? I'm using CentOS installed in vmware using NAT connection and I want to make the ip static.
7
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3answers
5k views

VirtualBox: VPN networking test environment

I want to setup VirtualBox instances of Ubuntu guest to make a VPN test network. The host is Windows 7 Ultimate. My hope is to setup a VirtualBox instance which represents a gateway for the test ...
5
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4answers
863 views

Multiple home routers

Suppose I have the following configuration: Router A: WAN port connected to the Internet, LAN = 192.168.1.0/24 Computer A: Connected to router A as 192.168.1.101 Router B: WAN port connected to ...
5
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2answers
15k views

I don't want my DHCP to be a default gateway

I have a device which runs a DHCP server. When I connect it with USB to my computer, the PC gets an IP address and the device becomes the default gateway. I just want the device to agree on IP ...
5
votes
1answer
20k views

How do I configure AT&T's Uverse 2Wire 2701HGV-B Gateway into DMZPlus Mode?

I subscribed for AT&T's Uverse service and they shipped me a Wire 2701HGV-B Router/Gateway/Firewall/WiFi. I would like to configure AT&T's hardware to have less control and use my trusted ...
5
votes
1answer
586 views

Rackspace Firewall/Gateway Setup

I have rackspace account and wish to have this sort of setup: Firewall/Gateway eth0 - Public IP (56.X.X.X) eth1 - Private IP (10.X.X.X) Ubuntu 10.10. Accepts connections from the internet and ...
4
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2answers
8k views

Complete masquerading NAT example using nftables on Linux?

I'm looking for a complete example how to do this using nftables. It should be a DHCP client on the upstream interface, have a 192.168.0.0/24 LAN on the other interface, and also act as a firewall. ...
4
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5answers
22k views

How to find a WiFi repeater's IP to configure it?

I want to configure my WiFi repeater's settings. I'm connected through WiFi, as my laptop's Ethernet port broke. I searched for the repeater's manual, it says that I should be able to connect using ...
4
votes
1answer
304 views

Batch file - splitting a default gate way in to it's component parts, adding a number then reconstituting

Basically, what I need to do is get the default gateway of a Win7 machine which I have accomplished with the below code: @echo off for /f "skip=1 delims={}, " %%A in ('wmic nicconfig get ...
4
votes
1answer
4k views

Configuring default gateway returned by dhcp server

I have a machine which connects via ethernet to a private LAN, and wireless to a network which provides internet connectivity. The private LAN uses a wireless router to perform DHCP. The problem is ...
4
votes
1answer
5k views

Using VPN connection in OSX will only route through the first service in “Service Order”

I am trying to get my VPN connection to only route network traffic related to my workplace through the VPN connection and any other traffic through my Wi-Fi connection. If I have my Wi-Fi at the top ...
3
votes
3answers
7k views

Why there is only one Default Gateway?

I am novice in networking trying to figure how multiple network interfaces work. My doubt is when there are two or more NIC's on a machine, what is the meaning of default gateway present in the /etc/...
3
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2answers
14k views

Can a subnet have more than one gateway?

I am new to networking. While reading Network+ Guide Networks books, I came to Subnets but the book does not mention how many gateways a subnet can have. For example for 192.168.1.0/24 the gateway is ...
3
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2answers
11k views

Strange default router address for interface 'ppp0'

I'm using a 3G-modem to provide an Internet connection to my Linux box. So, when I issue the ifconfig command, I see the following: ppp0: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST> ...
3
votes
4answers
60k views

Drive letters swapped after system restore (C: → D:)

I’ve been having problems with my Gateway desktop recently. I decided to do a system restore (in safe-mode), and the next thing I knew, the drive letter had been changed from C: to D:. I can’t do ...
3
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2answers
1k views

If localhost is called 'localhost', why is the gateway not called 'gateway'? [closed]

If you run server services in your computer, it is very easy to configure the same computer to use it: just point the client to localhost. Now the gateway often runs your DHCP, DNS, proxy, firewall, ...
3
votes
1answer
45 views

Routing all ethernet connection requests to a single page

For an art exhibition, i am trying to configure a raspberry pi to work as a gateway to the internet. Connected to the pi is a 4G dongle and a wifi router. I have used IP Tables to forward all ethernet ...
3
votes
1answer
4k views

OSX Yosemite - How to add route having two default gateways

I'm on OSX Yosemite and I have two different active connections... - WIFI (en0) - Tethering USB (en7) SnakeBook:~ root# netstat -nr Routing tables Internet: Destination Gateway ...
3
votes
1answer
25k views

Setting multiple gateway for internet connection

In our office we have windows xp and 8 pc connected in network.We are using about 4 internet connections. But in pc only one default gateway is set.But if one internet connection is failed then ...
3
votes
1answer
2k views

Linux: multiple network connections - 3G/4G / Wifi / LAN / etc; how can i set a preferred network connection to use?

I've been looking at how I can setup a laptop that has multiple network interfaces, but a problem exists if all the connections are active, i.e. 3G, WiFi and LAN are all connected, I would like it to ...
3
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2answers
3k views

2 gateways 1 nic Ubuntu

Please note that this is ONE NIC and TWO Gateways Now this solution is super easy in Windows: * Connection Properties -> TCP/IP Properties -> Default Gateways -> Add (separated by metrics) I notice ...
3
votes
1answer
1k views

Route between two private networks

I have a two private networks (home: 192.168.1.0/24 and virtual: 10.10.0.0/24) which I like to connect and have them to be reachable in both ways. Network home is managed by my home router which is ...
3
votes
1answer
65 views

dynamically distribute gateway

Here is picture of very simplified network: Linux is running on all of PCs. PC10 act like router = default gateway for net 1 and net2. Everywhere is IPv6 protocol. All PCs must have static IPv6 ...
3
votes
1answer
4k views

Allow only one website using iptables in a linux router [duplicate]

I have a Linux server I'm using as a router for my internal network. I need to block all the websites except one or two using iptables. How can I set this up?
3
votes
1answer
10k views

virtualbox: How is the Gateway IP of a guest OS determined when configured as NAT

In a host system, a gateway generally refers to the IP address of either a router or a network segment. Generally, the output of route PRINT or route -n corroborates to the actual IP of my gateway. D:...
3
votes
1answer
3k views

Two DHCP interfaces asigned to two default gateways to OS

I have a Ubuntu box that has two networking interfaces (eth0 and wlan0). They are both configured for DHCP in /etc/network/interfaces, but they both assign a default gateway: /etc/network/interfaces ...
3
votes
2answers
621 views

linux routing - how to switch PCs between multiple gateways

I have a linux router with multiple gateways (cable modem, ppp, vpn, etc). What's the best way to forward all internet traffic for individual users through different gateways? Here's an example: ...
3
votes
1answer
656 views

Failed to connect to Internet when using an OpenWRT VM as gateway

I have set up an OpenWRT x86-64 virtual machine with VirtualBox. The VM has two network interface, one for LAN and the other for WAN, all bridged to Wi-Fi interface of the host (Macbook). I want the ...
3
votes
0answers
8k views

Windows 8.1: Force all traffic through VPN

I have applications running which need to access a URL through the VPN - NOT through the general internet. I want to be able to specify that all traffic MUST flow through the VPN, but I don't know ...
3
votes
1answer
461 views

Using a Ubuntu AWS instance as tunnel for RDP to simulate bandwidth

I have a bunch of windows instances on EC2 which I can connect to using RDP. I want to test the performance of RDP under various bandwidth and latency conditions. I know about thetc qdisc tool which ...
3
votes
0answers
5k views

Looking for a router-like web interface for my Debian gateway [closed]

Hey, I need a web interface program for my debian gateway which has the features of a router's one. Specifically, I must be able to easily Forward ports to various clients on the LAN or the router ...
3
votes
1answer
3k views

Determine Default Gateway with Wired IPv6 address on Mac OSX [closed]

I am trying to create a dual network connection via Wireless and ethernet. The wifi connection runs my internet and the ethernet connection is connected to router which is connected to a NAS. I've had ...
2
votes
3answers
3k views

How do I know what screws go where when I'm reassembling a laptop?

I've used the Gateway M275 repair manual to disassemble my laptop for a repair job and (while I'm in there) some cleaning. I have never done this before, and while I think I remember what screws go ...
2
votes
2answers
239 views

Having problems getting past a user account password

I have a computer from a friend that I would like to mess around with but before I do anything with it, I need to get some files off of it for the friend. There is a user password on the account and I ...
2
votes
2answers
342 views

How to use local filemanager to do a ssh -J (jump, gateway)

This is what I am trying to do. I want to connect to a server C, using a local file manager (nautilus, nemo, pcmanfm). I used to do this just writing sftp://username@ServerC in the location bar, or ...
2
votes
2answers
1k views

Find Serial Number of Gateway Without Case

Our Gateway PC crashed, and necessitated a re-install of Windows 7. We did not have an OEM version of Windows 7 lying around, so I grabbed an old (genuine) copy, and installed that. Evidently, the ...
2
votes
1answer
697 views

what's the purpose of an IP Gateway? [duplicate]

Possible Duplicate: What's the difference between “default gateway” and “preferred DNS server”? My hosting provider gives me an IP and an IP gateway address. I ...
2
votes
3answers
237 views

Is there a way to tell my modem/packets to go to a gateway other than that of my ISP?

My attempts to get onto www.radioshack.com come up with a 'Network Connectivity' error in the browser (both SeaMonkey, and Chrome). tracert got as far as my National Internet Backbone (218.248.246.130)...
2
votes
4answers
13k views

Gateway laptop battery, “Plugged in, not charging”. Why isn't it charging?

I've had a Gateway MS2274 model laptop for about a year and just recently when I plug in the charger it says, "Plugged in, Not charging." It doesn't make sense to me why it's not charging. - The ...
2
votes
2answers
4k views

Linux Networking: How to forward incoming IPv6 connections from the internet via a second IPv4 interface to other computers in a local network?

I have some kind of Debian server-gateway-zombie that has two network interfaces: eth0 and wlan0 (yeah, wlan0... I know.). eth0 is connected to a internet cable modem that assigns an IPv6 address to ...

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