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

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Traffic - Active Directory vs Remote Desktop Protocol

I am sorry to ask this really basic question... What is causing more network traffic per client? A Windows Remote Desktop connection session or a Windows Active Directory Service session? What is ...
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3 views

IPv6 only works incoming and localy on FreeBSD 8.4

I am running FreeBSD 8.4 and have trouble with IPv6. I can connect to my server from outside, connect locally to my jails. But from the server I cannot connect to the outside world. When I ping6 to ...
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13 views

User posting from Google proxy IP?

Background: A small forum that I run has had to ban quite a few persistent trolls and other annoying users over the years. Using a proxy is against the stated forum rules for this reason. We have ...
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2answers
13 views

Using multiple ethernet switches to connect shorter ethernet cable runs with a mix of cat5e and cat6

Ive got multiple shorter runs of ethernet cables a mixture of cat5e and cat6. I need to get a cable from the router to another area, there is no direct concealed cable but there are multiple shorter ...
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4 views

Wifi extender vs bridge? differences and best practices?

I have two routers of the same model ASUS rt-ac68u. They both can be configured as bridge and as wifi repetitors. I don't really get the difference between a bridge and wifi extender and I was ...
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7 views

SSH Tunnel from inside SSH Server

I have a server that i want to be accessible through AFP/FTP/Other over the internet. I read that it is not very safe to just forward the ports and that it's better to do something like this through ...
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0answers
11 views

Can't access static IP ubuntu server

I am running an Ubuntu server 14.04 LAMP server within Hyper-V. When using DHCP, everything works. The moment I change it to a static ip by modifying the contents of /etc/network/interfaces to ...
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7 views

Why my HostOnly adapter stopped working on my virtualbox guest and I cannot connect to it?

Basically my setup is: Windows 7 laptop with VirtualBox with Centos6 installed. I have 2 adapters enabled on guest: 1 NAT for internet access and 1 HostOnly to connect to this machine (for e.g. scp ...
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24 views

Why do I have no default gateway but my internet is still working well?

I plugged my computer into an Ethernet cable at my office. When I cmd ipconfig /all I get the usual list of network properties, but curiously, the Default Gateway line doesn't have a number. It ...
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10 views

Getting error ERR_NAME_RESOLUTION_FAILED

When I try to go with the browser to www.thedrupalchecklist.com I get the error ERR_NAME_RESOLUTION_FAILED. (I changed the nameservers yesterday). If I go to ...
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21 views

What happens when I terminate a process and the socket send buffer is not empty?

In Windows (and probably in other operating systems), if a process has a TCP connection with another process on another machine, and then I terminate the process, an RST packet will be sent to the ...
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1answer
11 views

Eth0 missing on Linux 3.18.8 with onboard Realtek card

Ethernet is completely gone on a Laptop with Linux Mint Cinnamon 64 and Kernel 3.18.8. I have installed the realtek driver from their website, but that is not solving the issue. lspci | grep Ethernet ...
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7 views

Is there any way to setup port forwarding with a 3G network on a Huawei E303 modem?

I have a problem with my connection. I am using 3G Etisalat SIM in dongle to access the Internet. I can not play games online. Whenever I enter into a server of multiplayer games I gets an error your ...
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1answer
15 views

Using the Ping command with VLAN IP's

I created a new VLAN IP for a machine using vconfig add eth0 22 Then I did a: ifconfig eth0.22 192.168.3.2 netmask 255.255.255.0 up`. After this, when I do a ping 192.168.3.2 it's successful. ...
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1answer
8 views

How does my Epson printer automatically install its software when it connects to my network?

I bought an Epson XP-410 printer earlier this week. I connected it to my Wi-Fi network and got it set up. I tested it by printing to it after installing the drivers that came on a DVD to a computer on ...
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0answers
13 views

VPN to IPv4 via IPv6

after our ISP converted our connection from native IPv4 to native IPv6 and DS-lite, I am looking for a way to connect to our home network over VPN. Before the transition, I was using a service ...
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2answers
45 views

Is my router secure from remote hackers if it uses NAT and has its built-in firewall enabled?

My router uses NAT, so it blocks unsolicited packets if I did not send a packet to the source of unsolicited packet first or my port is not forwarded. I understand that this is not meant to be a ...
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0answers
15 views

Wired connection not working although wireless is working well Ubuntu 12.04

I have the following ifconfig configuration: eth1 Link encap:Ethernet HWaddr 00:21:cc:d2:3d:da inet6 addr: fe80::221:ccff:fed2:3dda/64 Scope:Link UP BROADCAST RUNNING ...
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1answer
14 views

Connecting a n device to a ac router.

Can you connect a wireless n device to a wireless ac router? Looking at a new ac router and was wondering if all my n devices would connect.
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1answer
15 views

Accessing wifi printer on a 2nd wifi network which is connected to 1st wifi network via ethernet

Ive been trying to work out the setup below (see image) where ive got a main wifi router / modem combi in one part of a house and then a ethernet cable going to another point in the house which is ...
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1answer
45 views

wireshark monitor mode, decrypting capture

I have a network, which has 2 nodes (a phone, a MacBook) both are connected to same wireless network, I know the SSID and password for the wireless network password: mypassword ssid: myssid security: ...
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1answer
26 views

How come I can't ping a computer on the same network?

I use a MacBook Pro (Retina), and using my old MacBook Pro, I can ping my MacBook Pro (Retina) successfully. And I can also ping my MacBook Pro from my MacBook Pro (Retina) successfully (all in the ...
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3answers
156 views

Can I use my Wi-Fi router to connect my desktop to a Wi-Fi Internet?

I am using windows 8.1 and a TP-Link TL-WR720N Wi-Fi Router . I was using Internet from broadband to my desktop and my laptop with this router (wired connection in desktop and wireless connection in ...
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19 views

How come I can ping only certain computers and not others?

I use a Macbook Pro Retina, and using my old Macbook Pro, I can ping my retina successfully, and I can also ping my Macbook Pro from my retina successfully (all in the same network). However, I can't ...
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1answer
14 views

How do I prioritize one network interface over another, in the context of 'lower level' windows functions?

Alright so I think I'm at the right SE site... We'll find out in a minute; but my apologies if I'm not. Anyway... I have a couple of network interfaces on this system ( and a couple at my place of ...
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1answer
17 views

Why does traceroute show a direct connection to my home network devices instead of going via the router?

I have 2 laptops connected to my home router, with the IP addresses 192.168.1.10 and 192.168.1.11. I use traceroute 192.168.1.11 from the first laptop and I get 1 22 ms 11 ms 33 ms ...
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12 views

SSH to computer behind a NAT via binding to its specific network adapter

Is there an SSH client that can be bound to a specific network card with dynamic IP? Or a way to bind an SSH client to a network card like ForceBindIP but also permit it to see localhost? Or any ...
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0answers
15 views

Windows cannot access \\[other computer] error code 0x80070035

I have 4 laptops, 2 running Win7, 1 running Win8.1 and 1 running Ubuntu 14. I used to have access to each other with occasional problem, which was fixed by rebooting the router. I've changed one ...
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1answer
21 views

Is it possible to use WiFi routers provided location in PC?

I am using broadband connection and my ISP’s location is about 15KM away from my home. Whenever I use some any map app to detect my current location it I think—not sure—it detects the location of my ...
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19 views

How to configure an Advantek Networks Router WR541R as a repeater?

I have an Advantek Networks Router WR541R, and I wish to configure it like a repeater. However, the check-box "Enable WDS" seems to be disabled. I tried activating the check-box that says "Enable ...
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1answer
33 views

How can I use my laptop like an external hdd with use of any cable [duplicate]

I want to use my laptop like an external hard drive. How can I completely access my laptop's storage on another computer with the help of any cable? Can we mount a particular partition of the laptop ...
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18 views

Special connection issues only on one computer

sorry for the sketchy title but I don't know how to describe my problem. Since 1 month I have connection problem ONLY on one computer: -longer loading pages (sometimes impossible to load page I need ...
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1answer
43 views

IPV6 at home: my ISP delegates me a static IPV6 /56 subnet, how can I set up an IP scheme & DHCP6 for my network?

My network looks like this: (Cable Modem/Router) <-> (PfSense Router) <-> (Internal Hosts) The IP (changed for security) of my cable modem is: IPv6 Address ...
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2answers
17 views

Split one Ethernet line in 2 ? Also my provider is saying some IP conflicting

I have an Ethernet line coming from my net provider.I have connected it into a TP-LINK Wi-Fi router and one line going from router LAN port to PC. Now I want to split my main line coming from net ...
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14 views

Power Line Adapter extended range

I recently moved into a new house, and brought with me a pair of old Netgear Powerline 200Mbps adapters. I use this to connect my two PCs (a small HTPC and desktop), a PS3, and A/V Receiver to the ...
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Add External Internet Route to Existing (VPN based) Network

The situation is as follows. A remote site is connected via VPN router to the "mothership." They now have their own high speed internet connection that they need to use for external internet tasks ...
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12 views

Mac network and Internet access issues

I work in a school that has a department server running a Windows platform. We have some oldish Macs running OS 10.5 that won't take a departmental image and so have been kept to use as extra stand ...
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2answers
28 views

ssh connection between two local computer

I'm trying to establish an ssh connection between my personal computers, connected with LAN and Wi-fi to different networks. Let's call them computer A, with Ubuntu 14.04.2 LTS, connected with LAN, ...
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2answers
26 views

Cannot connect to a Macintosh computer on the same network via hostname. Works with IP address

I’m trying to connect two Machintosh computers using SSH via their hostname. Both computers are running Mac OS X Yosemite 10.10.2. And both computers connected via a Telus branded Actiontec T1200H ...
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0answers
17 views

Why would we need to restart network interface periodically?

Occasionally, one or more machines in our 20-node server room here at U. Washington will start lagging, to the point that SSH connections into it takes minutes or just stall. Some high-level effects ...
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15 views

How to make a direct network connection between a Win 7 and Win 8 PCs?

Have two PCs. One has Win 7, the newer is equipped with Win 8.1. The Win 7 unit has data that I need to transfer to the Win 8 unit. To accomplish this both units must be operating and I need to load ...
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2answers
45 views

How do I communicate with hundred of devices over internet? [on hold]

I'm starting a personal project where I will deploy some Internet connected devices (maybe hundred of them). I need to be able to get data and communicate with this devices through my computer or my ...
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1answer
21 views

Make private computer's IP accessible by server

To say it in other words: My computer has an IP address 1.1.1.1 and the server has an IP address 2.2.2.2. My computer can access the server's IP 2.2.2.2 and work with services running on its ports ...
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1answer
18 views

How to setup Internet access on existing in house network?

I currently the following set-up. 5 computers are hardwired thru an ethernet switch to share a "company specific software program", one of these computers connects to an additional computer by a ...
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1answer
11 views

no internet on LAN, pfsense

i have installed pfSense 2.2 in virtualbox on my windows7 laptop. WAN(em0) interface is assigned to wireless adapter of the laptop and LAN(em1) interface is assigned to lan adapter of the laptop. ...
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28 views

Multiple Gateway, for VPN and Internet

I'm pretty new as a system administrator and I've got a problem to deal with in my company. We recently got a VPN and it is working great, I already tested it and all is good. Now in my main site, ...
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17 views

Opening port 80 in router and Tor network doesn't work

I closed port 80 in my router . now when I type "192.168.1.1" to browser, I can't access the page of router settings to change settings and open port 80. Also 443 , 8088 ports open and 8080 has been ...
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1answer
22 views

Using two network connection types on Windows 7

My home network has a single router/fibre adaptor that provides internet to the house. Several devices are hardwired (3) to it and many more (3-10) connect via WiFi. My PC upstairs uses a powerline ...
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23 views

Unable to route to website in home network

I have a home network running my own webserver. Everything worked fine until I updated my ISP to fiber optic. With this new connection came a new modem. The new router is a ActionTec V1000. I found ...
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7 views

Why can't my virtual machine reach the host?

After creating the appropriate rule in Windows firewall, I can ping my host machine from the VM: demo@ubuntu:~/aenea/server/linux_x11$ ping 192.168.85.1 PING 192.168.85.1 (192.168.85.1) 56(84) bytes ...