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

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setting up connman to manage a single preferred connection

I have a device that has both ethernet and wifi adapters. I'm trying to use connman to manage my connections. I'd like it to connect to ethernet when it's available and fallback to wifi if there's ...
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1answer
13 views

What happens when I copy or move a file between different directories of a SMB file server?

I'm wondering if moving or copying files between directories that belong to the same SMB server involves the files moving over the network from the original directory to my pc, and then again from my ...
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8 views

Filesystem data replication like in torrent protocol

I'm searching solution that will allow me replicate files from master file system to slaves file systems on application layer. Replication will be done via WAN or LAN, when slave trying to ...
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7 views

What do I need to do to make IPv6 devices globally accessible using Uverse 6rd?

Summary: With UVerse's 6rd implementation, do I need to buy/install/configure a compatible wireless router in the DMZ to properly handle the IPv6 traffic in both directions? Am I missing obvious ...
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11 views

how to use HTTP over all computer?

I'm using a HTTP proxy on firefox, something like proxy.mit.it:8080. I can use firefox to access network. Now I hope other applications on my laptop can also use the proxy to access internet. I ...
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1answer
7 views

whilst on a vpn cannot access some urls

I use windows 7 machine and a VPN to access a remote work computer. This worked fine and I was able to also access skype simultaneously on the home machine (to take a work call with smooth sound) and ...
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1answer
14 views

DNS Resolving Issue For Mavericks

I am observing a weird issue on my Mac running Mavericks (OS 10.9.5). I am able to browse any website without any connectivity issues. However, when I check my nslookup results, I am observing weird ...
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1answer
9 views

Adding virtual interfaces (not VLAN) in linux

for some software testing, I need 12 different IP addresses to contact, each one with a unique MAC address. I just set up an Arch Linux VM but I can't figure out, how to configure virtual network ...
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15 views

Port remains blocked after opening

I have a TP-Link WR841ND Router. To test a server, I've had to open port 69. When the router is connected to my internet at home, and I do the router's routine of opening a port (I know how, have ...
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6 views

PPTP client on ADSL router

If my internet connection is done by ADSL, is it possible to configure the router to connect to a VPN by PPTP protocol and all the computers in my home network to be in the same subnetwork that has ...
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1answer
63 views

Accessing two devices with the same IP?

I want to connect my laptop to two WiFi enabled digital cameras, that have the same IP hardcoded: 192.168.1.1 One solution that I've successfully tried: Connect one device to the laptop's built in ...
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23 views

logging of data traffic to follow cyber law

I have connected my ubuntu 14.04 computer to a "mirrored" port on my firewall, so that I can see all traffic on the network. I use this today to see who uses our bandwidth with NTOPNG. but since I ...
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16 views

OS X yosemite blocks hotspot connection

Background I used to connect my Macbook Air running OS X Mavericks to a hotspot created by my desktop running ubuntu. The desktop connects using ethernet and shares the wired connection on an ...
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31 views

My router is really slow. How can I troubleshoot?

I have two routers at my home. WAN -(LAN) - Media Link router - (LAN) - Buffalo router - (WiFi IEEE 802.11g) - PC1 |- (WiFi IEEE 802.11b/g/n) - PC2 When I compare the speed and ...
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1answer
29 views

DNS resolution fails while torrents are running

When I turn on torrents, I am unable to use the internet for anything else. This primarily affects my web browsing where the browser fails to resolve hosts. Once torrents are turned off, I am able to ...
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79 views

VirtualBox XP host on Yosemite fails to connect to Mac share

Upon upgrade to Yosemite, my VirtualBox Windows VMs no longer connect to shares on the host Mac e.g. \\my-mac's-name\folder-name. It seems to see them (in Network Places) and either continually ...
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3answers
133 views

How to add an additional ethernet jack in a room already wired?

I have a router and switch in the basement and have set up ethernet jacks here and there on the first floor. During some remodeling, I had an electrician pull Cat6 cable up to my 2nd floor. Now I ...
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18 views

My New Belkin N600 Router Randomly Stopped working after 3 Months

I bought a Belkin N600 router about 3 months ago, and it had been working well for me until a few days ago when it randomly quit working. So, I ran the Ehternet direct to my computer and got ...
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20 views

Router giving wrong dns-ip address for local computer with static ip

Having a draytek vigor 2130n router on my network as a router. It is setup as hdcp server (192.168.0.200 and on) and rest pretty much default (so dns server also) also a windows server on the ...
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11 views

File sharing windows MS Access backend

I want to deploy an access database at a small office with 5 computers, small network. However I do not intend to create a server in order to have a domain etc. Operating system is win 8.1 pro. Should ...
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1answer
23 views

I can Ping facebook but browser keep showing time out error

it's been more than 4 weeks now that facebook occasionally go down for me, it start by saying that it can't connect to chat, then when i reload the page it tells me that i don't have internet, but i ...
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1answer
16 views

How to solve routing issue when connecting to VPN?

I am located in the Middle East, and connecting to a VPN in New York. Some time in the past couple of weeks, something appears to have gone wrong with the routing, such that it is now impossible for ...
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11 views

DVR is visible LAN but invisible with WLAN

I'm trying to get a DVR (H.264 video surveillance system) a connection. Here should include ports 80, 34567 and 34599 open. I also have a forwarding address and the DVR is forwarded in my router so ...
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26 views

Need help verifying some network BS [on hold]

So the network admin at our school is quite fishy already, and has been framing my friends and I for various events which happened in the past (for instance, hacking the network password, when they ...
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2answers
32 views

I forgot my passwork for wireless. How do I recover or change it for a Westell router [duplicate]

Forgot my password for wireless. How do I get it or change it.
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1answer
795 views

Just updated to Mac OS X 10.10 Yosemite and Wi-Fi is always looking for a network

Just updated to Mac OS X 10.10 Yosemite and Wi-Fi states that it is always looking for a network even when it is already connected to a Wi-Fi. Here is a screenshot: How do I stop it from Looking ...
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1answer
29 views

looking to extend wifi range

I currently have a trendnet ac1750 router it sits in one end of the house. Would it be best to get another one for elsewhere im the house or use a access point? Is there a product that works better ...
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12 views

best recommended access point [on hold]

looking for some guidance on an access point. I currently have a TEW-812DRU router.
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13 views

Static ip routes not persisting after a reboot on Debian Wheezy

I am trying to set up the Ethernet address with a public IP address given by my ISP. However, the default gateway is on a different subnet than the IP address. This is unusual but perfectly ...
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1answer
13 views

iptables on debian blocking git pull, http api requests etc

I am using IPTables on an API server to block all incoming traffic except for SSH, HTTP and HTTPS. I need to have full access on the loopback interface to run beanstalkd amongst other things, and need ...
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1answer
8 views

Should I allow or deny helpd file to establish connection in my Firewall on Mac OSX 10.8.5?

As in the subject line. Should I allow or deny helpd file to establish connection in my Firewall on Mac OSX 10.8.5? I would appreciate answer to that and more elaborate answer what exactly "helpd" ...
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1answer
6 views

set not to use vpn for specific urls (ip range)

How to config my PPTP VPN connection to being used for all traffic, except specific IP range (or urls)? I'm a linux newbie with no network knowledge.
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17 views

How to add 2 ip addresses to a LAN interface using batch file

How can I add 2 ip addresses to a single interface using CMD. So, I can run it as a batch file.
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1answer
38 views

2 Router wifi with different Gateway

I have 2 wifi router in different level floor in my home. Router A (upstair) has IP 192.168.0.* and Router B (downstair) has IP 192.168.1.* On many occasions my device on upstair connects to Router ...
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15 views

Find network pcs connected on wan port

If I connect the ethernet cable to my pc's lan port, on the network and sharing center all the discoverable pcs are listed. If I connect to my router wan port It only shows pcs on my lan. How to get ...
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20 views

How to share any folder without password in Windows 8/10 in a home network if a Microsoft account is involved?

My question is: How to set up file sharing correctly, in a home network, with Windows 8/10, so sharing any folder with "Everyone" actually shares the folder with everyone, without password, even with ...
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Can't stream youtube videos on cellphone when using my router's wifi

I have a Nokia Asha 302, and I am having problems watching youtube videos while using wifi from my router, the x% number starts loading and then jumps to 60% and gets stuck there. Tried factory ...
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19 views

Establishing SSH connection through VPN tunnels

I have three devices marked as A, B, C. (A is a dd-wrt router at home, B & C are servers) Each of B and C has a pptpd server running on it. Then I establish two ppp tunnel on A, respectively to B ...
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1answer
27 views

Subnet Masking vs Routing

To extend a network beyond the amount of 254 hosts, there are basically two options, if I understood it correctly: I could use a second network, having a different network prefix and connect the two ...
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2answers
11 views

Unable to establish connection between host-server-host on the same network

Can anybody please tell me what stupid thing is it that I'm doing which makes it impossible for me to ping between hosts in a following HOST1-ROUTER-HOST2 config explained below: I've got one PC - ...
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1answer
12 views

Configuring an offline mail server on Ubuntu LTS (likely DNS issue)?

So, the idea here is to have people connect to my VM mail server in a LAN scenario, log into a mail account I've set up with inbox contents of my engineering to do some anti-phishing training. My ...
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2answers
36 views

Can I emulate internet when PC is offline?

I'm making a application with networking. It consists of a client and a server. Client connects to server which is hosted at 127.0.0.1. The networking functionality is provided by an engine (Unity ...
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1answer
18 views

Connecting youview box via a D-Link DIR-655 to broadband

Hope this is the right forum to ask this question: I have a recently installed youview box with BT Infinity broadband. I would like to use an old D-Link DIR-655 to connect from the TV broadband ...
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33 views

CentOS 7 can't get IPv4 address from DHCP server

I have classroom full of computer running CentOS 7 and only one computer can't get IPv4 address from DHCP server during boot, because NIC is not yet up, when dhcp client tries to get IPv4 address from ...
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13 views

Reach a VPN client from a host on private subnet on AWS VPC

I have a setup like the one on turnkeylinux's github https://github.com/turnkeylinux-apps/openvpn/blob/master/docs/site-to-site.rst I have a VPC with public and private subnets, and a NAT instance on ...
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1answer
23 views

Direct traffic from host to one virtual machine then to another in Virtualbox

I have two services (firewall and DPI) running on two different virtual machines, and there is a server connected to the network which there are files on it to download. So I want VM2 to be able ...
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44 views

Is it possible to make a peer-to-peer SSH connection via bittorrent-like technique?

As we discussed on my question, the question comes to this point: Could we establish a TCP connection via UDP Hole Punching technique? -- Original Question / History -- I'm using reverse tunnel ...
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23 views

ssh connection sporadically hangs

Whenever I ssh to elsewhere, the connection is fine for 1-10 minutes, then hangs: no error messages, just stops accepting input. I can exit (CR-~-.) but that's it. I can't find anything suspicious ...
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1answer
23 views

Batch file for configuring the ip address and removing it

My pc has a network configuration IP- 192.168.0.99 192.168.4.20 Mask- 255.255.255.0 255.255.255.0 Gateway- 192.168.0.1 192.168.4.1 I am connecting to the internet through the ...
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97 views

Adding static route to OS X Yosemite Failing

Trying to add a static route on my MBP (en0 is wifi, en4 is thunderbolt ethernet). ablair@hayate:~$ sudo route add -host 1.1.1.1 192.168.0.1 add host 1.1.1.1: gateway 192.168.0.1 ablair@hayate:~$ ...