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

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7 views

Need help monitoring latop/vpn traffic for interruptions

I have much trouble with dropping vpn connections (I can only connect through to one of the 2 vpn servers in the first place). Right now I'm using the Windows 7 resource monitor utility to try to ...
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1answer
14 views

First ping always fail with “General failure” or “Request timed out”

I'm using Windows 7 Ultimate SP1 and this problem has puzzled me for a while. No matter which address I ping, first ping always fails. Any advice of what to check? Pinging 8.8.8.8 with 32 bytes of ...
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15 views

Weird phenomenon about my PC's primary & secondary DNS speed

I use DNS Jumper to test the speed of various DNS and this is the result: (A) Currently Using Primary: 203.144.207.29 (39 ms) Secondary: 8.8.4.4 (71 ms) (B) US Open DNS Primary: 208.67.220.220 ...
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34 views

Network adapter connected to router but no internet access?

I have two network adapters on my laptop, one's a Realtek PCIe GBE Family Controller (wired adapter) and the other is an Intel Centrino Wireless-N 2230 (wireless adapter). They both came built in. The ...
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0answers
9 views

Making proxies on Debian

Hi guys I am trying to create SOCKS Proxies on my VPS and currently am not getting too far so any help is well appreciated. Here's a few details on my VPS: It is running Debian linux, has 512mb ram ...
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1answer
24 views

How do I get a service around VPN?

I recently signed up for a VPN service. It's been great, but I have a few services (like a web server and a Plex media server) which I want to access from outside my network. I was able to do that ...
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0answers
10 views

Loading Nvram with U-Boot via the serial port

Cable modem, the nvram memory seems to be corrupted. U-Boot 1.2.0 bootloader is working, I can connect to modem via serial interface, view boot process and upload firmware. Network connection is not ...
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1answer
10 views

How to back up data from client computers to server using windows server 2012 R2

Is it possible to backup data from client computers to server using windows server 2012 R2? I want to backup all data in my client computers and store in my server. I tried the windows server backup ...
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16 views

How to permanently add a route in OS X?

I have a Mac Pro and the problem is that it is not connecting to systems in other VLANs. This can be temporarily archived by sudo route -n add -net <IP>/mask <Gateway> However it ...
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7 views

access different sub networks in ip messenger ( ipmsg )

We have a intranet in my apartment.Each house has a lan port in the building.Me and my friends use ipmessanger(ipmsg) to communicate.Recently i got a wifi router for my house.Now i am unable to ...
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3 views

apache and actiontec c1000a modem

real trouble .. winxp apache and a shinny new actiontec c1000a modem/ Static IP block ran for years. no issues. modem went bad and had to change providers., new Dish actiontec C1000a and no manual ...
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1answer
22 views

Failed to Start DHCP in Linux Redhat, Need Help ASAP

I tried to configure /etc/dhcp/dhcpd.conf file in Linux but it failed as static addressing. How do I fix it? Am I missing any data and is it accurate? I need help. Below is screenshot of my contents ...
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2answers
15 views

Can I “add” an ethernet port to laptop using USB-to-Ethernet Adapter

I have a laptop with one ethernet port and a wifi too. To share an internet connection, I connect my laptop through wifi (typically in hotels), then bridge it to the ethernet port by making the ...
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0answers
9 views

Route traffic from local network to VirtualBox host-only adapter

For a test I need to allow routing from my local network to a guest inside a VirtualBox. The guest already have outside access. So far I enabled ip forwarding on my local machine (OSX 10.9) and added ...
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1answer
11 views

Use host-only network adapter in VirtualBox

I'm using OSX 10.9.4 as host, VirtualBox 4.3.14 and Windows 7 as the guest VM. Using NAT network mode works fine. But host-only networking never worked. I'm fairly new to using VirtualBox and VM's. ...
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0answers
6 views

How to access router web interface behind VPN with same IP as local router

I have a two home networks involving cable routers. Network A is an Asus RT-N66U that is hosting a PPTP VPN. My PC is connected to Network B which is another router (Netgear WNR1000). Both routers ...
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13 views

In Mac OS X, is there a way to individually route apps through a VPN or not?

I've seen plenty of information on selectively routing (through a VPN or other interface) by subnet or IP. But is there a way, in OS X, to selectively route through a VPN by application? Could one, ...
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24 views

Mac OS X Hacked [on hold]

Please help, here's part of the log: http://paste2.org/tNPw6O6N My mother has been the target of this hacker for over 2 year now and totalling over $12'000 in damages. How can i find out who is ...
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0answers
3 views

Disabling SSID from command line DD-wrt

I'm trying to disable/hide my SSID broadcast programatically in order to stop devices connecting to my access point (not for security reasons). I have tried renaming the SSID and setting it to nothing ...
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0answers
33 views

Always use wireless NIC for Internet access, if it's available

I've got a Windows 7 machine with both a gigabit wired connection and a wireless adapter. Both interfaces have IP addresses on the same network (192.168.0.0/24). I've got a single wireless router ...
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1answer
7 views

Qemu user mode networking doesn't work

I try to use network in guest system. I installed an OS in a virtual machine, but I did not get the network configured. When I try to ping, for instance google.com I get the IP address for the domain, ...
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2answers
28 views

What kind of cable do I have to use to administrate 3com SuperStack ® II Switch 3300?

Documantation for this switch says to use "Null modem cable". Do I have to use some kind of cable with one end "null modem" connector and the other end "Ethernet" connector? What is the name of it? ...
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0answers
7 views

Pidgin auto-reconnect

Using Pidgin 2.10.6 (libpurple 2.10.6) 4cfe697ea3ae39a4fb3dad8e3ed1c70855901095 On Ubuntu 12.10 (yes I know this is out of support) From time to time Pidgin will disconnect from a network. This ...
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1answer
21 views

conecting my ps to my tv using ethernet

i am trying to connect my tv to the internet, my pc receives a wifi signal via my neighbours router and i am wanting to send that signal via my pc's ethernet port to my tv using an ethernet cable. my ...
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9 views

Dell Inspiron 7737 with Windows 7 Wlan connection fail

I just got my new Dell Inspiron 7737 Laptop and installed Windows 7 on it. I found all the drivers coresponding to this model and all drivers are working well. Now my problem is: First time I ...
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1answer
10 views

Cannot access DD-WRT after changing Router IP

I have a fresh Linksys E2500 running DD-WRT K26 NV60 mega and everything works fine, but when I log into the Web GUI and change the Router IP address and subnet under the setup tab, everything breaks. ...
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1answer
13 views

Configure DD-WRT router behind a Cisco cable modem

I have a Linksys WRT54GS router flashed with DD-WRT that I'm trying to get a connection on behind a Cisco DPC3010 cable modem. I can get a connection just fine when I plug my computer in directly ...
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6answers
47 views

Trying to understand IP packet flow

So I'm having trouble understanding how packets travel from one machine to another. Below I've put in an example of Computer 1 trying to connect to Computer 2. Computer 1 IP: 192.168.1.11 Subnet: ...
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25 views

UPDATE-Confusion about connecting Different Wifi Routers

Good day, Here is the situation. I am to propose a thesis topic, about people tracking in our school. The method I choose is to use many wifi routers per building, so that when people connects to ...
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2answers
36 views

Is my Windows 7 primary and secondary DNS setting correct?

I use a Windows 7 desktop PC with a TP Link Wireless N ADSL2 + Modem Router. My PC is connected to the TP Link via a LAN cable while another 2 PCs of my secretaries are connected via WiFi. I am not ...
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0answers
7 views

OpenVPN, L2TP, or PPTP client that is a SOCKS5 server | linux

I need an OpenVPN, L2TP, or PPTP client for Linux - don't care which - that acts as a SOCKS5 server on the local machine. It should not set up tunnel interfaces or anything like that, it should just ...
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0answers
8 views

Debian 7.5 Prevents Access to Router, Hardware is OK

My Problem: I can't access my router from the Problem OS (Debian 7.5) of my main computer. I am sure the hardware is okay. It would be problematic to reinstall the Problem OS. Problem OS Symptoms ...
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0answers
4 views

OpenWRT Firewarll INPUT Chain allowing everything?

I haven't done anything to my the default firewall rules except open a port for ssh from the wan and add the rules for OpenVPN as defined in this tutorial: ...
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0answers
12 views

Issues accessing file shares of certain servers across site to site VPN

We recently had a problem crop up with one of our remote facilities, i'm not a system admin, and we are currently without one, but I will try to explain the best I can. Employees at the remote site ...
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2answers
25 views

How to configure Windows 7 to disable all network interfaces before hibernation and enable them on waking up?

Whenever I hibernate my laptop at home, go to the office an wake it up there I get an IP address conflict warning. IP is configured by DHCP (without any MAC binding) at both places so I think it would ...
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0answers
20 views

How to migrate settings of two different brands of routers

I have a D-link router that has been acting up, so I recently purchased an Mweb router. Now I want to migrate the settings I had from the old router to the new one. I have reserved static IP addresses ...
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0answers
5 views

ADSL keeps disconnecting every now and then (changes from ADSL to ADSL2/2+)

My router is Huawei HG520b (bought from the ISP, so it has a custom firmware) Sometimes it keeps disconnecting/reconnecting and when I check to see what's happening I find that it has changed ...
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0answers
7 views

Convert cain & Abel KERBEROS Pre-Auth Hash to John The Ripper format

I got the following KERB5 pre-auth hash from CAIN software: slma.com\keith FA1CA9F0C2384A6FF00BEC993B8182B1030C7480D8F2EFBA6AD9179E7C130EC2EDB256227317C58D313215246E15733011A10402 I am using John ...
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1answer
25 views

LAN Not Working : Unidentified Network

Near about 2 Months ago I Got New Home Connection . First 20 days it worked Superb after 20 days I got registry error in my Windows 7 Laptop and 80 % programs stopped working then I got this error : ...
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1answer
12 views

WiFI routers connected to EdgeRouter to have different IPs

There's 2 WiFi routers connected to my Edgerouter, my edgerouter gets 3 different WAN IPs but both of those routers only use first one, how do i make so there would be different ip of those two wifi ...
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1answer
33 views

How to copy files between windows 7 computers using username and password?

I want to copy files from a windows PC (e.g. 1.2.3.4) to another windows PC. I am able to log in to the windows machine I want to copy files from using username and password (via remote desktop). On ...
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0answers
14 views

Intermittent disconnections when using OpenVPN over SSH tunnel; possible iptables issue?

I've recently set up a Debian Wheezy server with OpenVPN to help out some friends in areas where internet censorship is a problem (including the blocking of VPN traffic in general). To overcome this, ...
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0answers
7 views

DSL modem disconnects randomly (Speedstream 5100A)

I have a Speedstream 5100A DSL modem with regular AT&T DSL, hooked up to an Asus router with Tomato installed. I have the PPPoE set up on the router and a few computers connected via wire and ...
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0answers
14 views

Ubuntu Server 14.04 to tunnel specific interface traffic to openVPN server

I've got what I think is a bit of an odd request.. I have a headless Ubuntu 14.04 server that is running a variety of web services. Its been requested that I place my server between the modem and the ...
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1answer
26 views

Active Directory Domain Controller with pfSense as DHCP and DNS server

I've read some conflicting posts, so hopefully I can get a clear answer. I have pfSense running as a DHCP server and DNS Forwarder. I'd like to try out Active Directory as a Domain Controller at home ...
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0answers
17 views

Grep a destination IP in Netstat results in realtime - windows 7

Does anyone know how to get grep working so you can tail netstat results in windows 7 CMD?
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1answer
21 views

Network changes behavior of Command Prompt

I am working on a computer that is connected to our company network and try to execute a script that pulls a build from our svn. Whenever I supply the script with username and password and execute it, ...
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2answers
20 views

Connect a modem to a router through a patch panel?

I currently have my router next to my modem which is in the far corner of my basement. I would like to buy a 16 port patch panel and 16 port switch to organize and manage my 9 runs. My questionis ...
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1answer
23 views

Port Forwarding with the real IP-address

How to implement port forwarding, so that would be displayed on the host real IP and non-IP machine, as it comes with SNAT DNET with IPTABLES The scheme is about the The machine-HETE with IP ...
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0answers
15 views

What broadband protocols are used to connect to an ISP (OSI Session Layer) [on hold]

I am looking for information for a whitepaper I'm working on: What protocol(s) does a typical cable router use to maintain an always-on connection to the ISP? Please explain how it works, ...