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)

1
vote
2answers
606 views

Alternatives to make remote connections to office network VPN work when port 1723TCP is blocked - Windows (both client and server) version.

I am a consultant and a cuple of my clients' guest WiFi networks, do not allow me to use port 1723. It is somehow blocked. I know this because, if I use my cell phone as a wifi access point, I can ...
0
votes
2answers
853 views

What's the correct syntax for using an IP address in xcopy?

I want to copy a set of files on a Windows computer to a number of Windows servers I have credentials for without having to go through RDC, theoretically a simple task. For this usage, the appropriate ...
0
votes
0answers
339 views

WebDAV file upload slow

I am using a WebDAV folder on an Ubuntu root server over SSL. I connect to the folder through windows' network drive mapping. So far so good. When I transfer files to the mapped network drive speed ...
1
vote
4answers
2k views

Why my subnet mask is not matching with my IP address?

I have a class 'B' IP address 172.16.XXX.XXX in my machine. My Subnet mask is 255.255.255.XXX. I am studying networking now. So until now I didn't care about masking about all. But from Wikipedia I ...
-1
votes
2answers
170 views

Router and IP Scanner shows different number of devices

I logged into my router and looked at the stats. It has 9 devices. I used a Mac app (IP Scanner) to scan available devices, I only see 4. What does this mean? 5 devices are blocking the IP Scanner?
0
votes
1answer
148 views

Access an internal network Webcam from outside (www)?

we have a webcam installed in our internal network. I wrote a JavaScript in a HTML-File, which gives access to the stream through a BaseURL. I put it on our webserver, which is online (www). When I ...
1
vote
0answers
116 views

How to tell Windows 8 to only connect to network drives on certain networks?

I have a home server with some files on that I connect to via my wireless LAN at home. The server is only available at that specific network, and not via internet. It seems that every time I open an ...
1
vote
1answer
42 views

I'm wondering if it is possible to apply dns settings to different bands on a router

Is it possible to use distinct dns setting for each band used on a dual band router? I can't seem to find anything online that describes this facility. Ideally the solution I'm looking to put in place ...
1
vote
0answers
58 views

Windows 8/XP printing problems

I have a friend that has 2 Windows XP machines, 1 Windows 8 machine, and 2 network printers on his network. The network is all cabled, no Wifi used. The problem he is having is that if the Win 8 ...
0
votes
2answers
257 views

how to create a wifi hotspot

I use internet on my desktop, and I use a internet receiver (WiMAX UH235) connected through a USB cable and it's not a wireless machine! I also have a TP-Link Router (TL-WR340G) that is connected to ...
1
vote
3answers
8k views

How many subnets (and hosts per subnet) can you get from the network 10.0.0.0 255.255.240.0?

I saw this question on subnettingquestions.com and thought it would be easy! How many subnets (and hosts per subnet) can you get from the network 10.0.0.0 255.255.240.0? Unfortunately, the answer ...
0
votes
2answers
288 views

Tunnel HTTP traffic through a linux server

I want to tunnel data (HTTP / HTTPS) from one linux server through another to access proxies. The reason I cannot go straight to the proxies is because they are all firewalled and I have far too many ...
0
votes
2answers
690 views

Two routers with separate access to the Internet in one network

I am not that good at network problems, so I apologize in advance if I am unable to explain the question well enough. I started working at the company which deals with IP cameras and security systems. ...
0
votes
1answer
88 views

Network priority in OS when exceeding LAN capacity

I'm trying to develop an desktop application which requires realtime networking. Now I have some questions when many applications share one NIC and exceed the whole LAN capacity of the NIC in ...
1
vote
2answers
120 views

Setting up a home network - Will this work?

I'm trying to set up a new home network, this is the setup I am wanting to create; because I have not purchased the switch or NAS yet, I want to know if this will work before hand. This is the ...
0
votes
0answers
324 views

Configuring multiple network interfaces on a Debian server

I have a Debian server and 2 networks: eth0 or the cabled network which should provide access to other computers on the LAN wlan0 which should provide internet access The router for wlan0 is a ...
0
votes
2answers
166 views

How can I create a fast and secure network connection using 4 Internet LAN connections

I need some help I have 4 separate LAN internet connections that I would like to connect to a computer server to redistribute as one connection to 5 rooms, and would also like to have wireless access ...
0
votes
1answer
286 views

DNSMasq Unable to Ping Remote Hosts

I have two virtual machines setup in VirtualBox. One is acting as a DNS server, and has two network adapters attached to it: Adapter 1: Internal Network (intnet) Adapter 2: Bridged adapter (wlan0) ...
0
votes
1answer
224 views

Traffic is not routed through VPN when PPPoE is Used

I have internet through PPPoE but the traffic is not routed through VPN. i use ubuntu 12.04. Usually when i connect to a wireless internet adapter, there is no problem. But now I have to connect to ...
2
votes
2answers
524 views

How to I capture HTTP header traffic in my home network

I'm trying to experiment with some HTTP data for a personal project. What I would like to do is capture all the HTTP traffic that passes through my Wifi Router at home and use that data for some ...
1
vote
1answer
2k views

Why can't I access MySQL server with port forward rule in router?

This is my setup (the relevant parts, anyway): I have port forwarding rules in place (in the Linksys) for all the relevant ports and I've restarted that router multiple times, each time hoping that ...
1
vote
3answers
77 views

Choosing from two IPs on a single machine

I have a server running on Windows Web Server 2008 R2. The server has two IPs that can be used to reach this server from the outside of the network. I need to connect to a game from two different IPs ...
0
votes
1answer
48 views

What impacts does RTT have on the behaviour of TCP?

How does round-trip time impact a TCP connection's behaviour? I know that the throughput of a connection with a high RTT is lower than the throughput of a connection with a low RTT but how does RTT ...
0
votes
1answer
1k views

Unable to connect to L2TP VPN

I've been trying to set up a L2TP/IPSec server on my Ubuntu install using this guide. While trying to connect I ran sudo tail -f /var/log/auth.log, the output of which is below: Feb 8 10:35:41 ...
1
vote
1answer
92 views

How to connect two different networks in linux

I have two systems these are the ip address details Both are static ip. system1 ip : 192.168.122.5 netmask 255.255.255.0 system2 ip : 192.168.121.5 netmask 255.255.255.0 Now I want to communicate ...
0
votes
1answer
387 views

How to prevent Firefox from connecting to the internet through VPN

I'm connecting to my university intranet through their VPN service. So whenever I activate VPN, I get an extra "ppp0" interface in addition to the already existing eth0 (wired), wlan0 (wireless) and ...
0
votes
1answer
898 views

Tunnel specific traffic through OpenVPN

I have Ubuntu Server, and I would like to filter traffic and have only a specific users or groups traffic be sent through the VPN, and the rest of the traffic sent through the standard internet ...
-2
votes
3answers
172 views

Are bandwidth hogging users simply a myth for ISPs to charge more money? (Analysis inside) [closed]

From my understanding of networking, how can a single user hog all the bandwidth. Bandwidth is not something that is used. Packets are simply queued and sent on their way as fast as they can no ...
0
votes
0answers
2k views

Enabling access to my localhost/WAMP server WordPress on a LAN

Listening on port 80 by default. Tried this in httpd.conf, which worked somewhat: <Directory /> Options FollowSymLinks AllowOverride None Order allow,deny Allow from all ...
0
votes
0answers
1k views

Not getting an IP address when using Bridged-Adapter in Virtual Box when using WiFi

I am using Virtual Box v 4.3.6 on a Mac OS X host. I am trying to run a Linux VM on it and I have set it up to use Bridged Adapter. When the host is connected to WiFi i never get an IP address ...
0
votes
2answers
161 views

Wake on LAN to specific requests (ports?)

Is there any way to customize exactly what wakes up a sleeping PC. If i tick Enable the network card to wake the computer it will just constantly keep waking randomly over the night. I need my PC to ...
0
votes
1answer
232 views

Mismatch between libpcap configured snap length and actual capture length

I have a couple of pcap files where the capture length reported by Wireshark is larger than the actual capture length. The difference is 10 bytes, and I don't understand why it reports this higher ...
-1
votes
1answer
122 views

How to check for Networking Latency?

I'm experiencing network lags. I know this from ping, but I would want to know what hop/node is causing the issue so I can fix it (or at least I know who to blame). How I could I check the latency ...
0
votes
1answer
156 views

How to bypass proxy for a domain exept when it starts with WWW

Our company has a website that is hosted online and can be access only through proxy. However, there are many web application servers which have the same domain suffix but are internal and needs to be ...
0
votes
3answers
2k views

How to decrease lagging in gaming? Does buying new router helps?

How to decrease lagging in gaming? Does buying new router helps? I want to play games, and download games in the meanwhile. I don't understand how can game lag if it only uses for example 5% of my ...
0
votes
0answers
454 views

Get IPv6 to work

I'm trying to get IPv6 to work. My host provied me the following informations: IPv6 network: 2a03:4000:2:483::/64 IPv6 gateway: fe80::1 My /etc/network/interfaces looks like this: # The loopback ...
0
votes
1answer
40 views

Can I run a VPN server with certificates only, and no password/pre-shared keys?

I've seen several writeups around discussing VPN server configuration. In all of them, there are 2 or 3 pre-shared keys / passwords used at various levels of the tunnel -- one for IPSec, one for ...
1
vote
2answers
55 views

ping IP vs ping host

Everytime I get connection issues to a server (git server, etc.) our sys admin tells me to ping the host. If that doesn't work he will ask me to ping the IP address of the host. I don't remember that ...
3
votes
1answer
894 views

How would I test to see if I'm behind carrier grade or regular NAT?

Inspired by the comments to this answer and its question. Some of my local ISPs are using carrier grade nat, and as someone who occasionally runs his own servers, remote support, it would be highly ...
1
vote
1answer
82 views

Connect to VPN if server is not available on lan

I want to make a connection from my laptop to my server where I have my music library. I used net use "\\SERVER\Folder\etc\" /SAVECRED /PERSISTENT:yes to connect to my server. But I also want to ...
1
vote
2answers
969 views

I want to RDP to my server that is behind a squid3 proxy

I want to be able to rdp into my server behind squid3 proxy (on ubuntu). This is a windows 2000 server and is used for testing. I need it behind a proxy so that it is off my normal network as it is a ...
0
votes
0answers
46 views

A few computers loss internet but can access local resources , other 8 never loss connection

This is a small network with Comcast ISP ( Cable ), there are 11 PC connected to network all are wired Ethernet, the same 3 computers will loss there internet connection sometimes, not all at same ...
3
votes
2answers
220 views

Does the ISP cache all data?

To clearly show my question I'm going to use pretty high numbers. A file server is connected to the internet through a 1 gbps line. The server is sending a 100 gb file to the client. The file is ...
0
votes
0answers
106 views

Networking from a tun6to4 to pppX interfaces on debian

So my /etc/network/interfaces looks like auto eth0 iface eth0 inet static address 198.51.100.50 netmask 255.255.255.0 gateway 198.51.100.1 # VPN Subnet auto eth0:1 iface eth0:1 inet static ...
1
vote
3answers
9k views

home file server using samba slow read and write speed

I have a machine running ubuntu server 12.04. I installed samba for file sharing on my home network. I have windows and linux machine. My server spec are: amd phenom 2 x6 1055t, 8Gb of ram, ...
0
votes
3answers
11k views

Why does localhost not work in Windows 8.1, but 127.0.0.1 does?

I have a HTTP server running on port 9876. I put http://127.0.0.1:9876/ into Chrome and the page loads instantly. I put http://localhost:9876/ into Chrome and the page never loads. I have never ...
0
votes
2answers
34 views

Network Register a Headless Device

I have a Raspberry Pi (but also applies to any headless machine). I SSH into the machine, but I can't go anywhere else unless I share my internet with it via OS X. To use the internet, each device ...
2
votes
1answer
65 views

Track/Monitor who is using internet, on shared network

I live in an apartment with my three other colleagues. We have a broadband network, and monthly rental plan that we share. I use a linux system. Can I track who is using the network at any time, like ...
0
votes
2answers
132 views

OSX Mavericks - disable network request after application build

When I compile my application on OS X and then run it via openmp on 4 cores the OS X firewall constantly asks me regarding network permissions. (It doesn't need network permissions, so this is even ...
0
votes
2answers
35 views

Dns for dynamic IP's

I want to know how to set dns name for a system which has dynamic IP. As of now we are using Leased line internet connection for our office which give us 16 static IP's, so all the system has static ...