Questions tagged [networking]
For questions on connecting devices together so that they can communicate with each other, as well as questions on networking equipment such as routers and switches.
14,605
questions with no upvoted or accepted answers
1
vote
1
answer
4k
views
Set default internet connection to use 3G vs built-in wireless
Windows 7 laptop with a built-in wireless NIC and USB 3G device. If the wireless network connection fails I want to automatically kick over to the 3G connection.
I can have both running at the same ...
1
vote
0
answers
412
views
FTP from IP camera to server losing packets
I'm tryin to set up a number of IP cameras (D-link DCS-920 and DCS-930L) to send images by FTP to a server (Ubuntu server (10.04 I think)). The images are about 15KB each and currently I have 6 ...
1
vote
1
answer
444
views
Networking All in one packages Vs Modem / Router Combinations
I have recently acquired a Modem and Wireless router package from Virgin Media.
The router has functions for wireless routing and for use as a modem.
Previously I was using a wireless router to ...
1
vote
1
answer
1k
views
How can I forward sound output of some Ubuntu virtual machine to my Windows computer?
Is there a way to forward sound output from some virtual machine running Ubuntu to my Windows laptop for example using some sound server (pulse) on Ubuntu and connect to it in Windows?
1
vote
0
answers
106
views
Unable to ping just 1 computer on the network
I have 2 computers on the network (Computer A & B). There are also other computers on the network.
From Computer A I am able to ping all other computers on the network except Computer B. ...
1
vote
0
answers
4k
views
Windows Network Bridge Connections Greyed Out
I can bridge the connection under administrator account. I have disabled the prohibit installation and configuration of Network Bridge on your DNS domain network Group Policy setting. The option to ...
1
vote
0
answers
217
views
Proxy inside SOCKS 5 proxy
There's a secure LAN with a computer in it. This computer is configured with automatic proxy settings. A .pac file is used for this. With this automatic proxy configuration the computer can reach all ...
1
vote
0
answers
918
views
how to set rate of ad-hoc wifi?
I am trying to run a test and I want to set the data-rate on my laptop that is setup for Ad-Hoc mode. If I run iwlist wlan0 bitrate I get a wlan0 unknown bit-rate information. response.
Undeterred, ...
1
vote
1
answer
3k
views
How do I set up multiple access points with a Packetfront DRG700 broadband modem?
I have a Packetfront DRG700 broadband modem (fiberoptic), which also has a wireless DHCP server built-in. In addition I have a D-Link DIR-615 router which is connected by cable to the modem. I want ...
1
vote
0
answers
1k
views
OSX 10.8.3 slow SMB file access - especially over VPN
Possible same issue here: https://superuser.com/questions/514613/slow-smb-transfers-from-mountain-lion-over-vpn-to-windows-server with no answer.
On the local LAN SMB file browsing is OK. It's ...
1
vote
0
answers
65
views
Plug Cat5 cable into nic of one machine, brings other machine offline
I have a really odd problem. I have two machines, and I believe the nic is defective in one machine.
When I plug a cat 5 cable into it, it brings my other machine offline and only way to bring it ...
1
vote
0
answers
223
views
Youtube buffering weirdness
sometimes I have problems when loading some youtube videos.
To settle the obvious: when running these tests, I was the only one actively using the internet connection in the home and there was no ...
1
vote
3
answers
2k
views
linux routing outbound port 80 traffic via ssh tunnel, iptables, or a simple route
I have two hosts, A and B. Host A hosts services on port 8080 and has outbound internet firewall rules allowing port 80 and 443 access to Host C.
Host B is on the same subnet as Host A. Host B is ...
1
vote
0
answers
178
views
Why do some domains ban me when using local proxy server?
I'm working on a web filter that uses a local proxy. I'm using indy to do all the work but when I'm testing, occasionally a website will block me. Why would this be? And if the proxy is local, surely ...
1
vote
0
answers
404
views
Can't seem to connect to Win 7 share with smbclient 3.5.5 on Haiku
I did the registry mods mentioned here but cannot seem to connect. I say seem to, because there's no error message.
smbclient \\\\WIN7MACHINE\\ -U myusername
smbclient \\\\WIN7MACHINE\\ -U%
...
1
vote
0
answers
1k
views
Can't turn on Network Discovery because of services problems
Windows 7 SP1 Home Premium 64 bit with all the updates. Wireless network connection.
I can't connect this PC to my NAS; none of the other PCs on the network, or the NAS, appear when I browse the ...
1
vote
0
answers
221
views
Windows 8 VPN PPTP Settings
I am having a problem getting my computer to connect to my companies VPN, the thing is it connects just fine from my Android phone with the default settings so I know it is a problem with the settings ...
1
vote
0
answers
392
views
Auto connect wifi even when on wired in windows 8
Usually people need to know how to disable the wifi automatically when on a wired connection. But I actually need to know how to make windows (8) automatically connect to wifi when there's already a ...
1
vote
1
answer
617
views
restrict private domain computer to connect to other networks if network cable disconnected
i have two networks private and public (internet), each user has two computers, i want to restrict user from switch network cables between these computers, so if he remove the private Network cable ...
1
vote
1
answer
907
views
Configure D-link WIFI WAP as repeater
I have Dlink DWL - 2000AP+.
What I want to do is, to reproduce WiFi signal (from TP-LINK modem) by repeating with the help of a D-Link Wireless Access Point.
Here is how web interface looks. There ...
1
vote
0
answers
148
views
Windows 8 - LAN connection doesn't startup on reboot
I don't know what's gone wrong, but of late whenever I reboot my Win 8 Pro x64 box, the ethernet connection doesn't turn on by itself. I have to go into network settings and manually disable/re-enable ...
1
vote
0
answers
289
views
Network disabled in Windows 8 PC on startup
Windows 8 64-Bit pc will not detect network on startup. Every time we have to do a "scan for hardware changes" in device manager. Otherwise it will not connect to network automatically. We did re-...
1
vote
1
answer
1k
views
VLAN configuration for 2 gateways
I have a Cisco SG200-50 50 port switch and I want to configure it so there is one big LAN (all computers on the switch can see each other), but half the computers only see the first gateway, and half ...
1
vote
1
answer
182
views
iptables simple forwarding setup woes
I have iptables running on a host (acting as a firewall) in a Linux namespace with only one network interface: h2-eth1 (has an IP and MAC address)
I have set up my switch to forward all packets to ...
1
vote
1
answer
913
views
How can I troubleshoot vmnet routing on my MacOShost and Linux guest with VMWare Fusion?
I am running a Linux guest VM on my Mac (MacOS 10.7.5) with VMWare Fusion 5.0.3.
The Linux guest VM expects to have a specific IP address - 192.168.56.10
The VMs network is set to be NAT ("Share ...
1
vote
2
answers
2k
views
What kind of methods are used to calculate IP ID fields?
I'm doing a bit of research on the methods of generating the ID field of the IP headers.
I have read the sources and other documents and have confirmed that Linux generates a random number for every ...
1
vote
1
answer
805
views
Internet connection lost after share
We have 2 laptops:
Vista, working WIFI
Win 7, broken WIFI
We need share WIFI Internet from 1. laptop to 2. laptop by LAN.
Router or other devices are not arount, so this is only way at the moment.
...
1
vote
0
answers
5k
views
CPU usage always around 40% because of wait-chain?
I am facing a very rare problem and it's causing much trouble.
Whenever I boot my PC(HP 2000-2116tu, Win7, 4GB mem), there is a set of processes(legitimate ones and not virus), one of which starts to ...
1
vote
0
answers
515
views
tp-link 1043nd no internet after flashing to gargoyle firmware
all!!
ive recently bought a tp-link wr1043nd version 1.10 and flashed gargoyle firmware 1.5.9 onto it (after intermediate step of flashing from stock firmware to german version of firmware)
ive read ...
1
vote
0
answers
230
views
Failed Slackware Setup - Internet Permanently Broken
I am new to Linux. I tried to install Slackware 14 on a fresh partition, with the rest of the HD as free space, except for the small "Dell" partition that seems to be necessary.
I got Slackware ...
1
vote
1
answer
347
views
ubuntu setup network routing table
I have two interfaces: eth0 and wlan0.
I want all traffic to go though wlan0 except for port 80 traffic that should go on eth0.
Is there a way to setup the routing table so it does that?
My current ...
1
vote
1
answer
1k
views
Error in pinging localhost although have internet
i am working with my laptop lenovo think pad Edge.
i don't have any problem with internet, my internet is ADSL and i have an access point and connect to it with out any problem.
but when i run CMD ...
1
vote
1
answer
1k
views
Force the use of OpenDNS with an Edimax router
I am using an Edimax router on my home network and have set the default DNS addresses to those of OpenDNS's Family Shield. But now I realise the protection is safe only if I force the use of OpenDNS ...
1
vote
1
answer
3k
views
ZYXEL PLA-401 Firmware Upgrade
I've been using ZYXEL PLA-401 v1 Homeplug adapters for years to connect various devices to my router for a "more stable" than wireless connection. This worked fine in my last house, connecting a ...
1
vote
2
answers
676
views
Can I use two routers; one for DSL connection & the other to admin my network?
This topic has come up extensively when it comes to interconnecting two wireless routers. My question is quite different. Here is my current setup;
Main Router is a Siemens DSL modem/Router to which ...
1
vote
0
answers
72
views
Redirect computer network name to other computer
A computer on my network has changed name and every time my applications try to reference the computer it halts while searching for it.
Is it possible to do a "redirect" as you do with ip-adresses in ...
1
vote
0
answers
164
views
Mac OS X connections on port 80,443 not resolving
I am using a macbook pro, and connections on port 80 and 443 aren't resolving. To write this, i am ssh tunnelling through another computer in my house. The proxy settings in System Preferences are ...
1
vote
0
answers
428
views
Under what circumstances does the scp command fail?
I have two linux(redhat 5.6, 64 bit) servers(hp proliant 380p g8), server1's eth0,eth2 bonded to bond0.Similarly server 2's eth0,eth2 bonded to bond0. server1's eth0 connects to cisco(3560 catalyst) ...
1
vote
0
answers
882
views
netsh suddenly stopped working - now cannot load IFMON.DLL
The following commands recently stopped working on my system
netsh interface ip add dns name="Wireless Network Connection" addr=8.8.4.4 index=1
netsh interface ip add dns name="Wireless Network ...
1
vote
1
answer
147
views
Visiting my own domain from internal network shows the router login screen
I recently set up an Apache web server under ubuntu 12.10 and am having trouble when clients access it from the same network it's on.
Outside my wifi network, clients use "myurl.com". The host ...
1
vote
1
answer
62
views
How to connect a computer in LAN?
A----NAT1----NAT2----B
I want to connect to B from A, for example ssh to B
I can do nothing to routers
How to do that?
1
vote
1
answer
658
views
Ping to an IP address received using connection sharing
I am currently having a raspberry pi that has been set-up to receive an IP address using Internet Connection Sharing with a laptop running Ubuntu Quental. In this set-up, the Raspberry Pi is connected ...
1
vote
0
answers
716
views
Artificial network delay tcp/udp (bigger ping) for defined application? (windows)
I have a game where people can easy detect who i am looking at my ping, i want to make my ping highter.
How can i set network delay for all network connections for defined application?
1
vote
0
answers
218
views
How can I tell which proxy is being used by my system from a pac file
My system is configured to use a pac file to select the correct proxy server based on my location in the organisation. Is it possible to run the pac file to find out which proxy is being returned and/...
1
vote
1
answer
3k
views
Why does my computer lose access to mapped drives after being locked?
I am running Windows 7 on two computers connected via crossover ethernet cable.
I lock both computers when I am going to be away for a while. When I unlock the left computer, the mapped network drive ...
1
vote
1
answer
2k
views
DNS Resolution Issue - Error 105
I cannot connect to the internet.
I am having issues resolving DNS (Error 105) in all browsers on my Dell XPS 15 laptop running Windows 8 64x. There is also a dual boot with linux Mint running that ...
1
vote
1
answer
2k
views
Using OpenVPN for specific application(s)
Is is possible to run Transmission or Google Chrome only using OpenVPN? Other applications should use default connection (eth0) since I am connected to Intranet which won't be accessible if all ...
1
vote
0
answers
343
views
Make Firefox connect to local domain without internet connection
Why does Firefox require a network connection to load pages on locally hosted domains? I know an internet connection is not required, just network.
I'm using Linux Mint 17.
1
vote
1
answer
380
views
CARP doesn't go to backup mode
I have 2 OpenBSD computers set up as firewalls between my network and the Internet. On the local network, fw1 has IP 192.168.0.253, and fw2 has IP 192.168.0.254, and they share 192.168.0.1 using CARP. ...
1
vote
1
answer
1k
views
Rsync when connected to specific wifi, linux
I want to do actions when connected to a specific network. One of those things is rsync to a client/server on the network.
How can i do it? I'm guessing ACPI but i don't know anything for a SPECIFIC ...