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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36 views
Can iptables be used to convert a single-homed host into a NAT server?
I have an Internet-enabled machine, HostA, with one NIC. I have another machine, HostB, with one NIC that is not Internet-enabled.
I would like HostB to be able to share HostA's Internet-connection. ...
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1answer
19 views
What does gateway mean in linux route table?
Does it mean the next hop of the route? Can the gateway be the next next hop, if there is an internal router in the private network?
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3answers
222 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 ...
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21 views
KVM client won't packet forward over virtual nic
All the machines mentioned below are Ubuntu 10.04
I have a simple home network with a gateway machine - Pig - which has twin nics, one connecting to the router/modem and out while the other connects ...
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32 views
Host Not reachble on a Network Interface
I have two network interfaces on my linux system. When I select eth0 as default gateway , everything works fine. I can connect to the system from other computers, but when I select eth1 as default ...
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0answers
52 views
Sharing a wan connection over 2 vlans
I'm just getting my head around VLANs and have been through the tutorials by danscourses on youtube which have been incredibly helpful.
I recently picked up a netgear managed switch (FSM726-300) ...
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1answer
32 views
Subnets and gateways
I have a doubt with subnets and their gateways. For example assume I have four subnets using a mask of 255.255.255.192:
A) 192.168.1.0
B) 192.168.1.64
C) 192.168.1.128
D) 192.168.1.192
If the ...
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2answers
71 views
Why does my Gateway Laptop squeal when turned on?
My gateway NV78 laptop starts squealing as soon as it is turned on, not thru the speakers, and continues until Windows is booted up where upon it quits. It runs quiet until it is shutoff and rebooted ...
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1answer
93 views
Gateway P-6860fx Bios Options Greyed/Grayed Out
Gateway P-6860fx Bios Options Greyed/Grayed Out
I had bios boot password protected.
The other day I booted into a corrupted windows and it wanted to repair. I powered off with power button to ...
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0answers
7 views
High latency/ping to local gateway WHILE STREAMING [wireless] [duplicate]
Recently I've become fed up with my wireless internet and want to identify the problem. I don't have a patch cord yet to test a direct connection but so far every computer I've tested has reported ...
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1answer
146 views
High latency/ping to local gateway WHILE STREAMING [wireless]
Recently I've become fed up with my wireless internet and want to identify the problem. I don't have a patch cord yet to test a direct connection but so far every computer I've tested has reported ...
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0answers
147 views
iproute nexthop not working - defining multiple default gateways
I have several point to point connections and I'd like to use all of them as default gateways. I saw this link which explains how to do this using load balancing by calling ip route with a nexthop ...
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1answer
42 views
Network communication slowdown after setting gateway on linux
We have two computers in local network, which need to communicate via TCP/IP.
Communication is working regularly until we set up the gateway; TCP communication is much slower (takes 10-20 seconds for ...
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1answer
457 views
Driver for AMD M880G with ATI Mobility Radeon HD 4200
I have Gateway NV53 nootebook and I just reinstalled my windows 7 .
Before the reinstal I had display adapter - AMD M880G with ATI Mobility Radeon HD 4200 like this -
After I reinstalled the ...
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0answers
48 views
SSH through a tunnel or directly depending on the network I'm conncted to
Is it possible to "automatically" configure ssh to use a gateway to connect to a remote machine based on the client's IP address or something in the likes?
Suppose I'm at my laptop, which I can plug ...
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2answers
52 views
Gateway NV59C (Windows 7) Connecting to a tv via HDMI
I have connected my laptop to my tv via HDMI cable, and I get a picture on my tv, however, my tv does not put audio out; instead the laptop plays the audio. How do I switch it, so my tv plays the ...
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1answer
334 views
Windows 8: cannot set default gateway anymore (with hyper-v setup) for vEthernet
I set up Hyper-V some time ago. Recently, on the host, the network has stopped working, even though on the guest it is still working (both using static network settings over LAN).
After checking the ...
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0answers
129 views
Tenda W322u V2.0 Wireless USB Adapter
CD software installed, and read through guidelines. Nothing happens when main panel is up on the screen, beyond accepting the license etc... Using a Gateway SX2855-Ur11P. Windows 7.
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1answer
105 views
How to get the gateway for a specific route on command line in Windows?
Is there a way to print out the gateway for a specific route (not interface) in Windows (in this case Win7)? I'd need to add a route dynamically in an OpenVPN _up script, but since the gateway is ...
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0answers
105 views
PHP/nginx 502 Bad Gateway
I keep getting this error when trying to install MediaWiki on my Debian VPS. It seems as though there might be an error with php5-cgi, but that's been working fine for the past 5 months or so. I think ...
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0answers
36 views
Unsuccessful startup of Gateway LT27
I turn on my Gateway LT27 and get the message "No bootable device - Please restart system". If I hit F2 to get into setup mode, it just hangs. Once in a while, when I reboot, I randomly press a ...
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1answer
41 views
Client Login before accessing the internet
I wanted to create an internet gateway server where the client connecting to my network must enter a username and password, where the server checks if username and password is correct before they can ...
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0answers
50 views
Gateway LT210 wrong ram size reported by BIOS after restart
Just upgraded a Gateway LT210 from 1GB to 2GB, BIOS 1.26
When it boots, 2GB are recognized by both Bios and Windows. This is consistent, I can do it any number of times.
However, if I reboot ...
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3answers
319 views
How to make my Ubuntu an internet gateway for my Android phone
I want to use the internet of my school on my Android, the problem is they have a Squid proxy, and many applications on my phone don't use the proxy at all.
The obvious solution is to install a ...
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0answers
111 views
Debian + Unknown host google.com using bridge network
I am trying to install Debian Linux based OS in my XP machine using VM Ware and I trying to setup bridge connection to access the network. But I am getting the error
"Unknown host google.com".
...
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2answers
74 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, ...
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1answer
171 views
I have Internet acess without default gateway IP. Strange for me
Every time I want to connect to a new machine I am allowed to connect(wire) to the internet the next day. Once connected I can disconnect for hours and I get the internet again. The router is set to ...
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1answer
102 views
Can a subnet has more than one gateway?
I am new to networking while reading Network+ Guide Networks books, I came into Subnets but, nowhere they mentioned how many gateways a subnet can have. For example for 192.168.1.0/24 the gateway is ...
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2answers
180 views
Sipura / Linksys / Cisco SPA3102 problems with analogue phone
I have bought 2 of these SPA3102 - One direct from china(verified original) and one from Ebuyer UK but it is called SPA3102 -UK
I find this guide and followed it
I am only going to talk about the ...
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0answers
392 views
Motherboard Manual for Gateway DX4860-UR60P
I am working with a Gateway4860-UR20P, with an Acer IPISB-VR Rev 1.01 motherboard. I have had to migrate the components of the Gateway to a Thermaltake RX-1 chassis in order to accommodate a larger ...
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0answers
24 views
Make a server ( other than the router ) to be the default gateway for a subnet
I am trying to make a server ( lets call it server_A) which is different from the router to be the gateway for a subnet.
Why do I want this ? I want to host a loadbalancer on server_A using LVS-NAT, ...
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0answers
153 views
Windows 7 - wireless but wired connection loses default gateway almost daily
I'm using Windows 7 Professional with SP1.
I have a Virgin Super Hub (Netgear wireless router and modem combined).
I have a wireless connection to a laptop which is fine.
I have a wired connection ...
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1answer
125 views
IP tables gateway
I am trying to make an iptables gateway. I ordered 3 dedicated server from my hosting company all with dual nics. One server has been given all the ip addresses and is connected directly to the ...
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0answers
57 views
Port redirection to gateway on a Mac
How can I redirect certain ports to a specific gateway on Mac OS X Lion?
In my case, exclude torrent traffic from being sent to a VPN tunnel. Meaning that traffic in and out to ports 49152-65534 ...
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0answers
124 views
Load-balancing: response packets not routed - iptables
I have a problem with iptables. I'm trying to setup a load balancer between 2 uplinks. I can mark packets and connections, use ip rule to choose routing table (so changing the gateway). But, when I ...
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1answer
73 views
Upgrading the CPU on a Gateway MT6450 Laptop
I have an old Gateway MT6450 laptop which shipped with an AMD Turion 64 X2 TL-50 processor; the CPU has the following specs:
dual-core
1600 MHz clock speed
31 W TDP
Socket S1
I located a Phenom II ...
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2answers
516 views
scp through ssh gateway connection
So 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 ...
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1answer
151 views
How do I chain gateways on my LAN?
I installed m0n0wall in a virtualized environment, I have 10 PCs connected to a router ( 192.168.1.0/24) which connect them to the internet through PPPoE, the problem is that this router does not have ...
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2answers
230 views
Connecting 20 pin power supply to a 24 pin board
I have scoured the web and unable to find a manual for my board telling me how I should hook up my new power supply.
PC: Gateway GT5628
Board: Intel Desktop Board DG33SXG2
Original Power Supply: ...
1
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1answer
807 views
CISCO DCP3825 — Two major problems (orange light, and 192.168.0.1 access..)
First problem: When I attempt to connect to 192.168.0.1 it does not connect. I run an ipconfig /all and my ethernet stats are:
Ethernet adapter Local Area Connection:
Connection-specific DNS Suffix ...
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3answers
87 views
Redirect unregistered users to the site on local machine
I have a server 192.168.0.3 (SERVER). Running Ubuntu Server + DHCP server + Apache;
The router 192.168.0.1 (ROUTER) (I haven't access to it);
I have a web-application on SERVER for registration users ...
1
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1answer
554 views
Gateway on a virtual network interface used by LXC guests
I'm currently having some problems with configuring a gateway for a virtual network interface.
Here is what I've done :
I created a virtual network interface :
# brctl addbr lxc0
# brctl setfd lxc0 ...
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0answers
159 views
Weird routing issue [closed]
I just updated the route tables due to a mistake on my part.
I am working on getting networking working correctly on a cluster of 14 virtual servers at a customer site. 11 of them work fine for ...
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1answer
64 views
Gateway SX2300-01u CPU/PSU issues
I have a 2-yr-old Gateway SX2300-01u with an AMD Phenom X3 8550 that I feel has about a year or so of life left, but I am having a couple of hardware issues that I have not been able to resolve.
...
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2answers
898 views
Linux route add between static LAN and Wifi Gateway
I have two local machines connected to each other via wired ethernet and one of those machines is also connected to a wifi network which provides internet access.
A pseudo-graphical representation ...
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0answers
500 views
how to create virtual network interface with different gateway
I have 2 routers and 2 different internet connections. I want to send http traffic to router 1 and everything else to router 2.
Is there something that will let me set gateway per application ?.
...
3
votes
1answer
132 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 ...
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2answers
100 views
Gateway in star topology
Imagine a network consisting of three computers all of which connecting to a switch. And we need to manually fill routing table in one of them.
The gateway column in routing table must contain the ...
2
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2answers
428 views
Iptables port mapping from two PCs to one
We have 3 PCs, two of it are connected to internet (both of it have 2 NIC)
PC1:
eth0 - 1.0.0.1 (external IP)
eth1 - 172.16.0.1 (internal IP)
PC2:
eth0 - 1.0.0.2 (external IP)
eth1 - 172.16.0.2 ...
1
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1answer
490 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
...
