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

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Why does 'redir' not work for me?

I am developing & testing with "remote servers"; using URLs for the remote system like "whatever.internal.ip:8080/someWebApp" Unfortunately, I am dealing with new IPs every day. And changing the ...
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0answers
2 views

Redirect incoming connection to existing tunnel

Can I use my shared web hosting server, and currently unused domain names, to forward incoming connection requests to my home computer without a public IP address (due to a cgn), without opening up ...
0
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1answer
16 views

Using 3 LAN Connections Simultaneously

I have ;one onboard lan port and have two additional lan cards totalling to three lan ports. So can i use these simultaneously for internet connection. I know we cannot simultaneously connect to ...
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0answers
12 views

How do I pick a random unassigned port on localhost [migrated]

I am building an application and want to pick a random unassigned port above 1024 to host that application. How can I do that?
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2answers
19 views

Bonding 3 10mbps adsl lines with a mikrotik

How do I get it right cause it uses all three lines for upload , but only uses two for download ? Please help Pieter
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4answers
60 views

How to prevent computer from taking some IP address

Imagine you got a network to which other users can connect with their PC's, you have set up some rules, for example there is a DHCP server that gives addresses 192.168.2.100 - .254 and first 100 ...
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1answer
2k views

Firewall open ports for vSphere

I need to open ports on a firewall, so that a client could access his VM console through vCenter server's Web Client. I had a look at this page about port description, but I am a little confused. I ...
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0answers
8 views

ssh to a machine with bridge ports

I want to connect to a machine by ssh this machine has tow ports that are bridged. I am using bridge IP to connect ssh samie@192.168.1.97 But I get this error ssh: connect to host 192.168.1.97 ...
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16answers
54k views

Why is 'ping' unable to resolve a name when 'nslookup' works fine?

On my Windows XP workstation, I can find the machine I want to connect to in DNS with nslookup: nslookup wolfman Server: dns.company.com Address: 192.168.1.38 Name: wolfman.company.com Address: ...
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4answers
771 views

Two WiFi networks work only simultaneously on OpenWrt

I am trying to use device TP-Link 3020 router with OpenWrt installed to both connect in and connect out by WiFi. I have home WiFi network and I setup connection to it ("client mode"). Then I set ...
0
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1answer
11 views

Guest VM as firewall for other Guest VM

Maybe you can help me a bit. I am new to VM player.. I have Host - win 7 and two Guests on VM player. Kali Linux and Windows xp. I have troubles with setting network connections. Task is to create ...
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0answers
33 views

Use two different connections: one exclusively for download and the other for upload: possible? [duplicate]

I hope you can help me with this dilemma. I have two different connections, one is via router/ethernet, the other one is mobile: the first one has a very good download speed, but lacks of upload ...
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2answers
4k views

DD-WRT and Chromecast: default WLAN to LAN bridge blocks UDP?

I have DD-WRT running in gateway mode on a DIR-615 I1. I've updated to the newest available build. Chromecast is a wireless-only device, for those unfamiliar. The device has been set up and ...
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3answers
3k views

Connect printer from a different network (different ip and gateway)

Currently my network has 2 routers - Router A and Router B. Both router are connected to a modem. Both router has different public ip address and default gateway. Router A | IP-123.123.123.123 | ...
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0answers
17 views

New HP Network Printers Problems with Barcodes

a few days ago, i replaced some old HP Laserjet 1300 printers with new HP Laserjet Pro 400 printers. As manufacturer, driver and settings are the same (i checked it multiple times) i didn't see any ...
1
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2answers
1k views

How to get network ip address via windows command prompt?

How to get network ip address via windows command prompt? I know tat ipconfig /all shows ip configuration, but what about having just ipv4 adress?
19
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8answers
115k views

How to find the MAC address of a remote computer?

I know the IP address of a host on my own LAN. Using that, how can I find its MAC address (without having to physically access it)?
22
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7answers
58k views

How to force Windows 7 to ask for a “fresh” IP address from DHCP server?

I'm troubleshooting a certain issue with my DHCP configuration, and need my Windows machine to ask for a "fresh" IP address, so I can see which address DHCP server gives by default. When I do ...
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6answers
74 views

Disable internet connection permanently windows 8.1 [on hold]

I have used "Ipconfig/release" command to disable internet but it allows to connect to internet after I restart my PC. Is there anyway to disable internet permanently, and a method to restore it ...
0
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1answer
24 views

Windows 7 - Connecting to PC on same network asking for username and password

I'm trying to connect to another PC on the same network so I can transfer files. I have been using the following tutorial ...
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0answers
7 views

Transfer speed of an individual process

One of the processes on our webserver that talks to an external email server is running really slowly. How can I find its transfer speed to/from the mail server? Needless to say I can't just look at ...
0
votes
1answer
14 views

Why filtering on udp port in TCPDUMP gives only fragmented IP frames

I've a device capturing traffic with Tcpdump filtering on "upd dst port" then it creates a pcap file to be read in wireshark. what I obtain from running: tcpdump udp dst port 5201 -qUns 0 -i wlan0 ...
0
votes
1answer
37 views

Connect to Vagrant (VirtualBox VM) over local network

Hi I'm running a local webserver using vagrant virtual machine. I Normally set the following config line to private network which lets me connect from my host pc using the ip specified ...
2
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0answers
36 views

Windows 7 DNS not working

displaydns fails Best way to describe the problem is that ipconfig /displaydns reports: Could not display the DNS Resolver Cache. But DNS client is running Reading forums, the most probable ...
2
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1answer
10 views

How can I add some static IP address at IPv6 for Windows 2012 DHCP server?

I would like to add some static IP address to my Windows 2012 DHCP server. I have tried to pair the IP address with its MAC address. At IPv4 it works, but how can do it at IPv6? Could anybody link a ...
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0answers
15 views

How does tor exit node remain undetected?

I've just read about Tor and as i realized when I run tor and type some website(example.com) and hit enter this request is encrypted couple of times and goes to some computer, then it decrypts gets ...
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0answers
19 views

How can I access the internet connection on a windows machine via usb from a linux machine?

Suppose I have a laptop with a linux system with no internet connection, and a windows 7 pc connected to the internet. How can I use the internet connection of the pc on the laptop, connecting the ...
0
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1answer
21 views

Linux: routing table - Gateway column: 0.0.0.0 vs *?

I have found SO question about What does 0.0.0.0 gateway mean in routing table? but this is not exactly what I want to know. I have noticed that in some outputs (e.g. here) of Linux route -n command ...
2
votes
1answer
13 views

Select default network card

I have a laptop connected to the internet via Wi-Fi. It is also connected to a private network via LAN. If the laptop is connected to both networks it doesn't have internet connection. How can I tell ...
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2answers
149 views

Port forwarding failure on a Zyxel VMG8324-B10A

I’m trying to port forward a TeamSpeak 3 server, I’ve done this several times before with success. But now I have a new router and it doesn't seem like it wants to play nice. I confirmed that the ...
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2answers
5k views

How to reset TCP/IP on Windows 8.1?

The following netsh command is not working on Windows 8.1. netsh int ipv4 reset It give “Access Denied” error and it is a VERY known issue, many people complaining about it all ove online forums. ...
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0answers
15 views

Configure VPN to access remote LAN network (Asus RT-AC66U)

I want to access a remote LAN network, without using this remote Internet connection when I browse websites for example. What I have so far is a working VPN connection (PPTP) but when I connect to ...
0
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2answers
15 views

How to connect to two PPPOE connections

I'm in a network that has to connect with a PPPOE connection to get internet access: I have two enhanced adapters in my computer with different IP addresses and two username and pass to connect with ...
1
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1answer
32 views

Why does IE resolve https://localhost but Firefox does not?

We're running Windows 8.1 with the current stable Firefox and IE. There's a fresh installation of Apache 2.2 that has been enabled to do SSL. http://localhost is reachable in Firefox and IE and ...
0
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0answers
28 views

Disabling IPv6 on a specific network adapter without UI

My problem is similar to the one described in http://serverfault.com/questions/257118/how-to-disable-ipv6-on-a-particular-network-interface-using-server-core - just on Windows 7. The answers seemed ...
3
votes
0answers
33 views

FTP with TLS doesn't work, nor can I change port in pure-ftpd

I have been having problems with my ftp server that I have tried fixing for over a week now. My configuration: I am running Raspbian on a Raspberry Pi. My ftp server is pure-ftpd, and I'm running ...
1
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1answer
3k views

Cannot get an IPv6 address on Debian

I am using Debian 7 with the newest updates. I have a block of IPv6 adresses from my provider and, according to the provider the DHCP server is setup so that I should get an ip automatically (I even ...
0
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0answers
4 views

XML Parsing Error: junk after document element [migrated]

So basically I set up my own wamp sever and trying to follow this tutorial (http://www.ibm.com/developerworks/library/x-androidtictactoe/). The problem is when I test my moves.php file from my sever, ...
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2answers
2k views

OpenWRT: Routing between LAN and OpenVPN

So, this is the current situation: There is an OpenVPN-Server in the internet, there is an OpenWRT-Router at my place. The router is connected to the VPN as a client. I want the router to behave ...
0
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2answers
54 views

Instruct Outlook 2010 to reconnect to the server now

I run Outlook 2010 in a virtual machine running Windows 7. Networking is provided through the host. Outlook connects to an Exchange server. When the host's IP address changes (e.g. moving to a ...
0
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0answers
9 views

Why broadcast ping takes longer than host ping

I have a simple question. I have read that when I'm pinging broadcast address in LAN every device responds to ICMP Echo Request and console shows first(quickest) response. But when I pinged ...
0
votes
1answer
10 views

How to configure multihomed computer to force internet requests over one of the adapters?

Here is the setup. Laptop is connected via ethernet adapter to a consumer grade wireless router. This router does not have a connection to the internet. It is local only and should stay that way ...
2
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0answers
10 views

Proper network architecture for fault tolerant multi WAN multi building WLAN setup

I need help with deciding the correct network architecture for a guest WLAN deployment. We have 3 buildings, and each of them has its own LTE router (Mikrotik RB411U) connected to an Ubiquiti ...
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0answers
6 views

Amahi server can't see router

I just installed my amahi server (marvin.home) and I can't access it via web at "marvin.home". I have to access it from '192.168.1.10'. When I run the following: ping hda (it should ping the IP of ...
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0answers
9 views

VPN and Windows Accounts

I connect to a VPN "Private Internet Access" with Windows 7. I'd like to know if there's a way to connect to the VPN in one account and have another IP in another account. For example: Account User1 ...
0
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2answers
4k views

How to find out total NIC cards and total available physical ports in linux

I need to find out how many total physical ports my server has, and how many of them are in use and how many free. Can you kindly help how to find it: This is what i find from dmidecode output: ...
1
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1answer
12 views

I can't set up the following Netsh settings, because the object is already exist

I use the Netsh int ipv6 show int in terminal, the result: 1 50 4294967295 connected Loopback Pseudo-Interface 1 11 10 1500 connected Local connection When I wanted to use the ...
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0answers
9 views

Use IPTables FORWARD for NFS

I have this topology [R1] -> [F1] -> [Server] I need to pass ssh, web and nfs traffic through F1 to Server using iptables. It's quite easy with ssh and web but I'm stuck with nfs. I have set static ...
3
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3answers
1k views

How do I isolate a Windows Virtual Machine in Virtualbox running in Ubuntu

I have searched and searched but not found a way to do this. The answers I found said to get a second nic and dedicate that to the windows guest. My host is linux mint 16. I see how to specify a ...
3
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6answers
18k views

Cant access login page of Tp- link router (TD - W8910G)?

Whenever I enter 192.168.1.1 to access the login page of my router, I cant access it to configure it even after resetting it ! I also tried changing TCP/IP settings to static as mentioned in the ...