Tagged Questions

Networking is the art of connecting two or more devices together so that they can communicate with each other.

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3
votes
4answers
9k views

Can I Chain Two Routers Together Keeping DHCP on Both?

I have read that I can connect a second router by turning off DHCP and NAT, but I want the second router to assign DNS (I'm using it as an access point for my kids, and will use OpenDNS family service ...
3
votes
2answers
590 views

Why doesn't Windows support two or more simultaneous PPPoE connections?

Why doesn't Windows support two or more simultaneous PPPoE connections? Is it because they work at layer 7 and Windows can't have more than one gateway? What's that reason? Any idea?
2
votes
2answers
335 views

How to check wifi connection without using ping in linux?

Basically I want to check if the computer is connected to the wifi (router) using a command line command. Ping is usually used to check internet connection, but I only want to know if is connected to ...
0
votes
0answers
1k views

How to fix DHCP giving out numerous bad addresses

Where I work we have run into a major issue a few times in the past month. Our DHCP server will randomly start filling up with BAD_ADDRESS. We have 3 sections in the subnet. (4.x, 5.x, and 6.x) Aside ...
1
vote
1answer
167 views

localhost very slow response when connected to another network

When connected to a network (wia wifi), the webserver (IIS 7.5 on Windows7) on localhost takes up to 30sec to respond. Same for 127.0.0.1 or the internal ip (10.10.1.22). When disconnected - I get a ...
0
votes
1answer
89 views

Not able to connect to other machine in same network

I have two machines that run Windows 7 in the same network and same work group. I turned off the firewall in both machine and I also mapped the IP address with computer name in a host file. But I am ...
0
votes
0answers
170 views

VMWare Guest to Host-Webserver (nginx) connection doesn't work

How do I debug the following situation: I have Nginx, php etc. installed on a Mac, everything works perfectly. However when I want to connect to it from inside a VMWare Windows 7 host, I get an ...
0
votes
0answers
196 views

How can I share my USB internet USB0 to the RPI on my LAN connected via ETH0

Laptop = linux RPI = raspbian USB internet = mobile tethering I can have both devices on my computer. If I try and ping i get the following: PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data. 64 bytes ...
1
vote
0answers
194 views

WiFi not working when waking up computer

When I wake up my laptop from sleep mode, I have to reset the network card (almost) every time in order to connect to the WiFi network. This happens on different WiFi's, so the problem is with the ...
2
votes
2answers
2k views

Macbook Air WIFI not working after wake up

I have a late 2010 13" Macbook Air and I have problems turning Wi-Fi on when I wake the computer up. I keep my laptop connected to power, an external screen and a USB ethernet adapter at home and ...
0
votes
0answers
332 views

Printing over the network without a driver (for that printer)

I'm in a bit of a situation where I have an older printer that's quite good (it was very high end originally) and I also have a stockpile of toner for it. Obviously I'd like to keep using this. In the ...
1
vote
0answers
80 views

Cannot connect to my win 7 machine

When I ping a windows 7 machine from my win 8 tablet: C:\Program Files (x86)\Microsoft Visual Studio 11.0\VC>ping alwyn-hp Pinging alwyn-hp.gateway.2wire.net [127.0.0.1] with 32 bytes of ...
0
votes
2answers
2k views

Connect “monitor-less” computer to a laptop with a cable [duplicate]

The idea is to connect both computers using a VGA cable and make my laptop's VGA port receive the image from my desktop computer. Is there a way to do it? Specs: OS: Windows 7 (desktop) / 8 ...
1
vote
1answer
279 views

No Internet Access in Virtual Machine on my School's Network

I have a Windows 7 virtual machine that I sometimes use for Windows-specific applications at my school. The host machine is running Fedora 19 and the virtualization program I'm using is VirtualBox. ...
2
votes
0answers
101 views

Can i tunnel a specific sites to a VPN Connection using DD-WRT?

I am thinking of setting up a DD-WRT router at home. Something that would help make my decision is to be able to tunnel specific sites/ip requests via VPN. For example, my son loves some shows on ...
7
votes
1answer
1k views

Using HDMI port as network protocol interface?

I was wondering if it's possible to use the 10.2 Gb/s HDMI port on several computers as a backbone networking interface for a home made cluster? Is there some kind of HDMI switch? Can HDMI transport ...
1
vote
2answers
1k views

Find router IP address and access router configuration

I am having problems configuring my router. I am running windows 7. I gathered that you got to the router configuration page by entering its internal IP address in the browser, and that this internal ...
1
vote
1answer
2k views

Enabling wifi adapter causes slow laptop until reboot OR while AC adapter is plugged out

It's been a couple of weeks now that I feel that my pc is feeling slower than usual. Not just network related things but just about everything gets a delay (timings at the end of the post). It's like ...
0
votes
1answer
77 views

Proxy for joining two inbound connections from separate locations

Good day, I have two computers behind firewall with no port forwarding set up. These two computers need to communicate with each other by using only outbound connections. I'm looking for a proxy ...
1
vote
2answers
610 views

How to convert an old PC into a network Hard Drive

I have a really old computer, not sure what the specifications even are. There is 640MB of RAM and about 80GB of disk space on two SATA HDDs. I wanted to know if I can turn it into something useful ...
1
vote
0answers
569 views

File copy slows significantly from Windows 8 Laptop to Buffalo NAS

Update from Buffalo-Tech: I had also created a ticked to Buffalo-Tech and yesturday (4-Sep) got a response which does not make me happy but which most propably closes the case. Direct quote below: ...
0
votes
1answer
396 views

I get an IPv6 address from my ISP but can't use any IPv6 services

When I enable DHCPv6 with Prefix Delegation on my router, it gets an IPv6 address from my ISP (TWC) in this block, and my PC will get one automatically as well. When I try an IPv6 test site it fails ...
3
votes
2answers
832 views

Alternative to Tor Hidden services or port forwarding without public IP [closed]

We're looking for way to access PC/server/IPCam behind our home internet when port forwarding is not available. The reason we needed this is that our telco is rolling out Carrier-grade NAT and slowly ...
1
vote
2answers
345 views

Keeping bridged network open while laptop sleeps

I don't have a way to connect my desktop directly to the router, so I'm connecting to my laptop and using a bridged connection on the laptop to give my desktop internet access. This works when the ...
2
votes
1answer
124 views

PC based router/gateway that supports Lawful Intercept? [closed]

Is there any PC-based router/shaper/gateway that supports traffic capture / traffic analysis? i maintain an Internet gateway, and want to run all traffic through a PC (virtual or otherwise), and have ...
0
votes
1answer
247 views

Are there any alternative CIFS implementations for the Windows platform?

Out of curiosity, is using standard built-in Microsoft Windows file and folder sharing services the only way of running a CIFS/SMB server on a Windows machine or are there alternatives (like open ...
0
votes
1answer
108 views

How to add network aliases in Linux for network computers

In Windows, the c:\windows\system32\drivers\etc\hosts file lets you add aliases to IPs so you can remember those computers with a familiar name. Here's the header of the HOSTS file, for example ...
0
votes
3answers
1k views

Will packets send to the same subnet go through routers?

Let's say we have two host, they are A 10.0.1.3 and B 10.0.1.4. And A wants to send a packet to B, will A looked for a router to send the packet? Or it just use ARP to send the packet by datalink ...
0
votes
1answer
99 views

Create a fake RDNS resolution in Linux

I'm currently contributing at Mozilla Community IT, and I'm working with our infrastructure team to setup a puppet master. Puppet doesn't play nicely without RDNS resolving properly, but our cloud ...
1
vote
0answers
2k views

Windows 7 SMB / Port Forwarding

I'm trying to configure my home desktop to work with tunnelling, SSH Port Forwarding and Windows File Shares. It was working for me but with any change in the setup it suddenly stopped and I can't ...
1
vote
0answers
77 views

DDNS on raspberryPI connected to mac shared internet

Disclaimer - I understand that many of my problems could be solved by hooking up the pi straight to the router, but I've really become interested in solving this problem. My setup: DD-wrt cisco ...
0
votes
1answer
68 views

ROUTE on Windows - how can I access the router config page without manually setting the IP

I've always had trouble understanding networking and routing. I mean, I know what an IP address is, I know what a mask is, I know what a subnet is, but aside from configuring internet access in basic ...
1
vote
1answer
4k 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.
0
votes
1answer
413 views

ASUS RT-N10 router and a 8 port wireless switch to make a network of 10 PCs

I need to set up a 10 PC network for playing games and sharing files. We all use windows 7. I've heard that if I connect a switch to a port on the router and others to the computers then the ...
1
vote
1answer
600 views

No internet access on Windows 8

I have a new laptop with Windows 8. When I try connect it to the internet all the Metro apps don't work, and in the tray (on network connection monitor) I see a yellow triangle with an exclamation ...
0
votes
2answers
986 views

Why do all computers on my network have the same MAC address?

I'm on a LAN provided by an ISP. My computer has its IP address, Subnet Mask, Default Gateway, DNS Servers(using DHCP). I've been teaching myself bit of networking. I just wanted to apply the ...
2
votes
2answers
377 views

Openvpn suddenly stopped working on some laptops in my college

My College: The LNM Institute of Information Technology What our tech department uses: Cyberaom Firewall for userid authentication What we found out 3 months back: OpenVPN was our solution to ...
0
votes
2answers
103 views

Whats the route a ping packet takes

Lets say I have 2 pc's connected to a router. oNe of them is wireless and the other is wired. Not really sure if it makes difference here in thi question. I can ping 1 pc from another. But when I do a ...
3
votes
3answers
560 views

Linux: Share Wireless Connection Through the same Wireless Interface [duplicate]

Is it possible to accomplish in Linux the functionality of Windows Virtual Router (http://virtualrouter.codeplex.com/)? In another words, i want to have a NIC connected to an access point, and the ...
1
vote
0answers
247 views

Ethernet over Powerline 'above' the network

As of this week, our house is now connected to Australia's NBN. What this means is, we now have an 'NBN Modem' fixed to our wall, which was provided to us by the NBN Co. This is in a different ...
0
votes
1answer
81 views

Using two broadband connections on server

We are using a server computer (Windows 2008 Server) at our office. We use accounting software and the database (data directory) that is stored on that server. We work on the accounting software using ...
1
vote
2answers
128 views

How to choose from identical entries on driver update?

I am trying to fix some network problems and doing network driver update. After entering into driver selection menu, I got the following window How is it possible to select? No versions, no paths, ...
4
votes
3answers
2k views

Network is not connecting after startup automatically in Windows

After some perturbations with network drivers now I have a situation where the network is not connecting automatically after the boot-up. It indicates, that the connection is limited or no ...
3
votes
3answers
184 views

Hosting windows updates locally or on a network

A common fix for many computer problems, is formatting a hard drive, and reinstalling the operating system. And, to help protect from future problems / be sure that all drivers are installed, I always ...
1
vote
1answer
1k views

WAN Miniport (Network Monitor) #2 network adapter has exclamation mark in device manager

I have WAN Miniport (Network Monitor) #2 network adapter with exclamation mark in device manager. Description says This device is not working properly because Windows cannot load the drivers ...
0
votes
2answers
418 views

mDNS/ZeroConf/Avahi and Multiple IP Addresses for the Same Host

I'm setting up a media server at home with an old PowerMac that I found rotting in some cellar (great computer by the way, I don't understand why they wanted to throw it away) and I installed Debian ...
2
votes
1answer
366 views

Access Internet through another computer connected to wireless Internet

I have two computers connected via LAN that works well. The first one is connected to the Internet via WiFi. How can I connect the second PC to the Internet? Both computers have Windows 7.
0
votes
1answer
302 views

How to set welcome/homepage for wireless network?

first time posting question here. I need to know how do I set the welcomepage for my wireless home network. Something like - when you join a network and open the browser the default homepage to be ...
0
votes
1answer
439 views

Separate DHCP scope for domain/non domain computers Windows 2008R2/2012

Is there a way that DHCP role in Windows Server will be giving a different settings (in this example different primary DNS server) to computers that are a part of Windows domain, and computers that ...
0
votes
1answer
39 views

Switch PC cannot see Router PC?

So I will try explain what is going on. I had to replace a faulty linksys router. I replaced it and here is the problem. The linksys router is connected to a switch. There is one XP PC and one network ...