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

learn more… | top users | synonyms (2)

0
votes
0answers
6 views

Connection Oriented Transport Protocol

Does anyone have an idea about a software for Linux that uses COTP (ISO 8073) protocol ? note : software that runs COTP over TCP , doesn't matter what is the functionality of the software i just need ...
0
votes
0answers
7 views

dhcp.leases file does not get updated sometimes

This is on Centos, using the dhcpd server. Sometimes, when a client gets a lease, the dhcp.leases file is not updated, or is updated late. For example, here's a log from the dhcp server: Jul 27 ...
0
votes
2answers
15 views

Setting up a Basic VPN

Ok so we are a small company, and I am a Partner cum Computer Enthusiast(and hence IT Administrator) at this company. We have two offices, separated 100km. I have purchased a NAS to be installed in ...
1
vote
0answers
14 views

How do I delay tcp traffic on a socket?

I would like to test the interactions between a client program and a server program for race conditions. They connect to each other via tcp. The client does blocking calls to the server on multiple ...
0
votes
0answers
16 views

Associating a domain name with web server

I am currently running a web server on AWS and I have a domain name that I want to associate with the server. The server is running nginx on port 80 yada yada but the part I am having trouble with is ...
0
votes
0answers
20 views

Setting a static ip in Ubuntu 14 is becoming an all day project today

I've never in my life have had so much difficulty in setting up a static ip. I've researched pass questions on askubuntu.com and have looked up multiple references and documents on setting up a static ...
0
votes
1answer
29 views

WHY can't I connect to my Access Point anymore

windows xp wireless stops working after use wired connection I cant see the wireless network in available wireless network list in wireless network connection properties, the use Windows to ...
2
votes
4answers
43 views

Can I send a WAN and LAN connection over the same cable?

My home is ethernet wired, with all cables terminating in a patch panel in a box in the master bedroom walk-in closet. I was wondering if I could send the WAN connection into one of the rooms and then ...
0
votes
3answers
32 views

What specific roles does firmware play on routers?

If routers properly implement standard networking protocols (DNS, DHTCP, TCP/IP, etc.), then wouldn't the same firmware (implementing these protocols) be applicable to all routers? I guess I'm ...
0
votes
0answers
8 views

Relationship of routers to networks

I was wondering, in networking, what is the relationship of routers to networks? Can the same router be the gateway for 2+ networks? For example, if I have a wireless router at home, can I configure ...
0
votes
0answers
4 views

Bridge OpenVPN LAN adpater and let WiFi AP connect directly to the LAN

I want to share the so far unused WiFi connection on my PC with mobile devices in the house. This works fine if I set up the virtual OpenVPN LAN adapter to be my shared internet connection. If I ...
0
votes
0answers
22 views

DHCP letting multiple devices get same IP address - how to trouble shoot?

I am using a win2008 server with AD to also serve DHCP and DNS. I have some wifi AP's that are giving me trouble (dropping connections and generally misbehaving). The issue that I notice is that the ...
1
vote
0answers
7 views

Creating hosted network with netsh when having to select the adapter

I'm on Win7. I usually create a hosted network by creating then executing a process that runs netsh wlan hostednetwork mode=allow ssid=MYSSID key=MYPASSWORD keyusage=temporary. So far, no problem. ...
0
votes
1answer
19 views

Obtain IP address logging data from firmware? other non-hdd memory?

Is there a way to find a history of internet sites (IP addresses) a laptop / computer has communicated with, without having the hard disk installed? In other words, is this data logged into firmware ...
2
votes
1answer
45 views

What's wrong with my home networking setup?

I have the following home network setup: Ground Floor Typical Wireless router which is connected to WAN/Internet and its LAN IP is 10.0.0.1. DHCP is ON with the address pool set to 10.0.0.100 to ...
0
votes
0answers
13 views

OpenVPN GUI stopps working

I finally configured my OpenVPN Server v5 installed on Windows 7 machine. I have 25 clients which can reach it, ping it and do all the network traffic through the VPN. However, I need my server to be ...
1
vote
1answer
25 views

Ethernet extending

There is a house with internet access, and there is a workshop/guesthouse which has a phone line connecting to the house. The phone line is a copper wire pair, nothing fancy. The challange is to ...
0
votes
1answer
32 views

Diskless Netboot a laptop with a broken HDD

Short question: I need to use a laptop that the hard drive connector is broken with Linux or Windows by booting through the network cable. Full question and background: We have 2 desktop systems and ...
6
votes
1answer
38 views

How can I disable all internet connections while my screensaver is running?

I was wondering if it's possible to disconnect my desktop PC from the internet entirely when starting a screensaver? I would also like to reconnect to the previously selected network (I'm using a ...
0
votes
0answers
3 views

Reason for root with SOCK_RAW?

What is the reason for requiring root when a socket is created with SOCK_RAW? I think its kind of silly to run a program as root just to create a socket to use with VPN. Not to mention other sockets, ...
0
votes
1answer
8 views

Xampp error, port 80 in use with PID 4 in virtualbox

I noticed there is a lot of information about port 80 errors with xampp, however, there is not much information about this error on virtualbox. On my main computer, xampp works perfect. On my ...
1
vote
0answers
17 views

custom dhcp client on windows -manualy send discover and request packets?

My ISP has lease time 1 minute on its wifi connection. It basicly means that my system constatntly resets interface while setting same IP over and over on IP. When I set IP, gateway, netmask manualy ...
0
votes
1answer
25 views

combined VPN shortcut

After creating a VPN connection shortcut for the desktop -- and also creating a shortcut for the private IP (10.1.2.145) that I go to after establishing the connection -- I began to wonder if it is ...
3
votes
2answers
115 views

Laptop losing all wi-fi signal when it is physically moved

Recently I've started encountering a weird bug in my Windows 7 x64. I have an Asus N53SV with an Intel Centrino Wireless-N 1000. When I physically move the laptop, eg. move it to another room or just ...
1
vote
2answers
24 views

Static IP received from ISP, want to assign it to my OpenBSD VM

I have a virtual machine setup with OpenBSD that I am using to for playing around with and I wanted to assign one of the static IPs from the block I received from Comcast to the machine. I have a ...
0
votes
0answers
18 views

How can I delete old IP configurations received via DHCP on Windows 7?

I noticed in the log of a DKIM verifier plugin for Thunderbird (that retrieves DNS servers to query from the OS configuration) that my Windows registry still has IP addresses for name server that ...
0
votes
1answer
10 views

neo4j-shell connection refused on aws

I have checked into another question on the same issue in the link Linux port open locally, but not externally neo4j-shell -host 127.0.0.1 -port 1337 I get the error root@ip-10-142-85-146:~# ...
0
votes
1answer
10 views

Redirect TCP/IP to COM port driver

There are many programs which emulate a COM port and let you redirect it to an ethernet port. I want to do the opposite of that. Create a virtual ethernet port that redirects to a physical COM port. ...
0
votes
0answers
9 views

Home Server comcast residential account

I have a home server set up through a comcast residential account. On the server I have several wordpress sites. In the wordpress sites I have to go into general--> settings to set the ip address to ...
0
votes
2answers
30 views

What does a network packet consists of?

I know basic networking but I am not very good at it. Now I am calculating how many packets will be lost if I use UDP over IPv4. I can assume that the protocol overhead for data sent via UDP over IPv4 ...
1
vote
0answers
46 views

Why did a ethernet connection work despite wrong wiring (3 out of 4 wires were correct)?

I've got a bit of a tricky question (or more like curious problem), I wonder why a network connection with wrong wiring actually worked: We needed a new network cable from a consumer-grade ...
0
votes
1answer
24 views

if VPN does not encrypt data between VPN Server and Web Server, then why ISP is not able to throttle streaming in a VPN

I understand VPN does not encrypt communication between VPN Server and Web Server (e.g. Netflix server) I saw this video In this user claims that using VPN, ISP is not able to throttle streaming of ...
0
votes
0answers
21 views

Bridge 2 routers that aren't connected directly to each other

I am trying to figure out how to best set up my home network but I am not sure it is possible to do what I am trying to do. I'll explain my setup first so that it makes so sense when I try to explain ...
0
votes
0answers
6 views

Restoring Network Connections error message box every time

I access shared media over my network via mapped drives, on my laptop. Because my Ethernet socket is broken, the plug often falls out, and I will get the error message box... "Restoring network ...
0
votes
0answers
18 views

Sniff non-HTTP packets from iOS device

I have an iOS app, which is really crappy, that work as a remote for my TV. I want to reverse engineer the API and build a web based control instead. I have used the BURP Suite to sniff the HTTP ...
0
votes
0answers
22 views

Access Transparent Router's Web Interface

A picture I made in paint is shown below which shows how my network is setup. The main router goes out to the internet. I connected a 2nd router to the main router in order to support older devices ...
0
votes
0answers
12 views

What are the characteristics of RIP protocol and why can't it be used in large networks? [on hold]

I just need some information about the characteristics of RIP protocol and the reason for NOT being used in large networks as detailed as possible. Why can't it be used in large networks? Why on 15 ...
0
votes
0answers
12 views

Share video stream across users

I have access to a machine with static IP. Is it possible to create a web page from which I can stream a video such that all viewers of the webpage are watching the same instance of the video? - That ...
0
votes
1answer
42 views

Not getting gigabit Ethernet speeds between 2 computers

I am trying to connect two computers together using a Cat6 cable. Both computers have gigabit Ethernet cards, and the "Network" tab in Task Manager reports the link speed to be 1Gb/s for both. One ...
1
vote
0answers
21 views

How to create a private wireless network off of public wifi?

My question is somewhat similar to this one, but that was never answered. Mine is different enough that I believe it warrants a new question. I am an organizer for an event coming up and we have some ...
0
votes
1answer
16 views

How to set up openvpn on Mikrotik RouterOS 5.26

I have an OpenVPN connection that works well between an Ubuntu client and a Debian server. I want to replace the Ubuntu client with a Mikrotik router equipped with RouterOS 5.26. In order to do that I ...
3
votes
2answers
35 views

How do I disable multicast on the TCP/IP stack for Windows?

I'd like to disable the TCP/IP stack's support for multicast completely on Windows for diagnostic purposes. How do I do this? I'm looking to do this on Windows XP, but if none can be provided, ...
0
votes
0answers
7 views

How do I VPN out of a Windows Server 2012 R2 system?

I've found plenty of help online for setting up Windows Server 2012 R2 to be a VPN server, but none for having it be a VPN client. The standard Windows 8.1 methods don't seem to work or even be there ...
0
votes
0answers
14 views

Improve and Reduce Latency in DD-WRT with QoS

I was tasked with making a home network today and after installing DD-WRT in one of the routers, I ran some diagnosis and the games became a problem. There is usually one or two people using Internet ...
0
votes
1answer
13 views

Determine maximum network throughput?

Is there a concrete way to determine the maximum throughput of a network? Wikipedia gives the following formula Throughput <= RWIN/RTT where RWIN is TCP received and RTT is TCP round trip time. ...
0
votes
0answers
8 views

How to IP redirect all requests to public ip back to router

Using OpenWrt Backfire 10.03.1 on Linksys WRT54GL. Till today my ISP's modem used to loopback all traffic with self-destination IP back to itself. (for example if my WAN IP is 8.8.8.8 and I perform ...
0
votes
0answers
15 views

Setup router with 2 seperate LANs, one that pipes thru VPN, one that doesn't?

I use a VPN at home for privacy, but there are times where you do want your true public IP to be known. Like for Google Maps, or pizza. I currently use a software-VPN tool on my computer for this, but ...
0
votes
0answers
4 views

Using host proxy in VMware

I installed VMare on My Windows7 and I have a BackTrack5 r3 installed on VMware. Backtrack use a NAT network adapter to connect to the host and use internet. Some web-sites are restricted/filterd to ...
0
votes
0answers
11 views

Can't access router management of TP-LINK TL-WR842ND after setting as access point

I disabled DHCP on TP-LINK TL-WR842ND and connect it LAN to LAN to my base router in order to set it as wireless access point for wireless devices. TP-LINK received an IP address from base router. ...
-1
votes
1answer
29 views

How to access a computer on the local network that is not pingable

I am trying to access a local (windows) machine on my network but this is not possible. Even when I ping using the local address it is not returning any packets. The only ping that is working is when ...