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

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5
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122 views

Repeater injected to my network?

I know this is not that kind of support website but on the other side I found my problem very fascinating so I'll post it anyway. Yesterday all of my machines disconnected from my home network. It ...
4
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0answers
2k views

How to setup Access Point (WiFi hotspot) on Debian

I'm trying to setup an AP got stuck. I'm using an Odroid U3 and the WiFi adapter is the Module 3 from Hardkernel. I'm also using a Debian Jessie. Not, I've got it to almost work: the Odroid has ...
3
votes
0answers
34 views

How to configure Windows Firewall to allow all ports in use by IIS Express

My understanding of this technet article, per the page that brought me there*, is that I can configure the Windows Firewall to allow all inbound traffic on any port being used by a specified ...
3
votes
0answers
123 views

Nas/Switch/ DD-WRT Router, Interesting Problem

I had a network setup that consisted of the following. WNR2200 [router] with DDWRT [Firmware: DD-WRT v24-sp2 (06/23/14) std] running on it, connected to a Netgear 8p Gigabit [Switch]. My laptop and ...
3
votes
0answers
251 views

Computers connected on LAN ports, via a wireless router, are unable to communicate

What I have Linksys WRT54GL with DD-WRT replacing the original firmware Linksys is connected to the internet on the WAN port, standard stuff 2 windows (7 and 8) desktop computers connected via the ...
3
votes
0answers
830 views

Why do I have to keep flushing my DNS cache?

Several times a day, my Internet connection stops working on my Windows 8 computer (it's not the network, other computers on the network work fine). It happens on all of my Windows 8 computers ...
3
votes
0answers
146 views

what is a scoped dns query?

In MAC OS X (Mavericks) i see multiple resolvers and i dont understand the difference between scoped and non-scoped dns query resolver as displayed below. $ scutil --dns DNS configuration resolver ...
3
votes
0answers
1k views

Route outgoing VPN traffic through local transparent proxy

I have a Digital Ocean droplet (similar to an Amazon EC2 instance) running Ubuntu Server 12.04.3 x64 with both strongswan 5.1.1 (built from source) and squid 3.4.2 (also built from source) installed. ...
3
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1k views

Cannot make mobile broadband Vodafone USB connection Ubuntu 13.04

I have Ubuntu 13.04 and I bought yesterday a Vodafone USB stick for internet connection. I am located in Romania. This is what I've did: First Thing Network Connections, added connection. Selected ...
3
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0answers
301 views

Setup BIOS to network boot to FOG server

I have a FOG server installed on my Ubuntu 12.4 OS. The FOG server is setup and running. On the client machine, I am trying to network boot into my FOG server, but it never connects. I can't figure ...
3
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0answers
962 views

Configuring syslogd to accept remote connections on OS X Mountain Lion and assign them a category

From another thread here on Stack Exchange, I have discovered that it's pretty easy to enable syslogd on Lion or Mountain Lion to accept incoming connections. cd /System/Library/LaunchDaemons sudo ...
3
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421 views

Capturing Internet Connection Sharing (ICS) traffic using Fiddler

Does anyone have any idea how to capture HTTP traffic that goes through my ICS connection? Full details: I have a PC connected to internet via Ethernet. PC has set up a Wifi Hotspot using Internet ...
3
votes
0answers
2k views

How do I configure DD-WRT to forward IPSec traffic to an internal server to support a road warrior configuration?

I use dd-wrt as my home router setup and that's been working fine. Now I wanted to figure out a way to be able to use my iPad to set up a IPSec tunnel to my home network while I'm on the road. PPTP ...
3
votes
0answers
690 views

Virtual Box Bridged network w/ Static IP Win7 host Ubuntu Guest

Last year, I had no trouble with doing the following: Create virtual machine Set network adapter to bridged adapter Set static IP Guest connects to Internet, host connects to guest @ 192.168.1.xxx ...
3
votes
0answers
484 views

Did I brick my pogoplug?

I just received a POGO-P21 and followed the archlinux installation instructions. Got to step 12 without any trouble or error message. Rebooted the device, and now it won't come up. Good news: ...
3
votes
0answers
893 views

Hamachi Gateway under Linux

Has anybody successfully gotten Hamachi working on a Linux server working as a gateway? Any help getting that setup? I'm in a dorm room (so I am pretty much forced to use Hamachi instead of OpenVPN) ...
3
votes
0answers
1k views

QEMU within VirtualBox and bridged connections all the way down

I'm trying to get an ARM QEMU system out on my LAN. I tried running QEMU directly from Windows (Windows 7 x64), with success except I could not get a TAP adapter to bridge to my wireless connection. ...
3
votes
0answers
948 views

How to copy connections to other locations in Mac Network Preferences

The Problem: I want to be able to use selected connections in different Location(by Location I mean Location combo in Mac Network Preferences). I want to be able to find a connection in Network ...
2
votes
0answers
18 views

I can't see the net card using “ifconfig -a”

My computer had two network cards and runs the Ubuntu 14.04. The OS had named the two cards p4p1 and p5p1 respectively. They worked well until the old motherboard was replaced yesterday. After the new ...
2
votes
0answers
41 views

Intel gigabit ethernet teaming - Which option should I pick, and how do I get it working?

I have an intel 82579V gigabit ethernet adaptor built into my motherboard, and it supports 'teaming' - a feature that lets me use more than one ethernet adaptor together. I'm not entirely sure if its ...
2
votes
0answers
34 views

NetBIOS Name resolution fails when behind another router

On "PC3", Windows name resolution fails like this. ping PC1 Ping request could not find host PC1. Please... ping 192.168.0.2 Reply from 192.168.0.2: bytes=32 time<1ms TTL=128 ...
2
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0answers
34 views

Microsoft Virtual Machine Bus Network Adapter - Code 10

System Specs: I'm currently running a Dell laptop m3800 with the Intel Dual Band Wireless-AC 7260 adapter, 16 GB of RAM and Windows 8.1. Within this laptop, I'm running a Server 2008 R2 Standard ...
2
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0answers
77 views

Suspicious NetBios Name Service traffic

A friend of mine recently complained about the very bad performance of the Internet connection over her family's LAN. Apparently the Internet connection worked normal most of the time but certain ...
2
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0answers
56 views

How to set up a hotspot with socks5 proxy

I have a laptop with linux installed on it. The laptop has two network interfaces: eth0 and wlan0. Normally I surf the Internet through eth0, and I've successfully set up a hotspot in linux for my ...
2
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33 views

DNS options windows 7 aren't saved?

I'm trying to use a free DNS (such as Google's: 8.8.8.8 / 8.8.4.4) by typing this in thoses options: But when I click on "validate settings upon exit" and "ok", the network diagnostic tool from ...
2
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0answers
49 views

Requirements to show up in Network Neighborhood

What are the requirements for a Linux box running Samba to show up in Network Neighborhood in Windows and to be accessible using "\\SERVERNAME\"? I read that I need to make the Linux box the WINS ...
2
votes
0answers
46 views

OSx Transparent proxy authentication with pf

I'm under a corporate, squid proxy. It is problematic to develop under this proxy since I have to setup the proxy details for every thing I use (for example, setting npm, or terminal http_proxy) I ...
2
votes
0answers
59 views

Modify incoming packets before forwarding in Linux

I’m using a Linux (Debian based) system on which IP forwarding is enabled (/proc/sys/net/ipv4/ip_forward is set to 1). I can read the incoming packets using a raw sockets program, but I want to modify ...
2
votes
0answers
55 views

Cannot connect to the server through host machine that I created in guest machine in Linux Mint

Using virtualbox I am running a server on Linux-Mint(guest) and client machine is windows-8 (host). When I try to connect to the server (which looks like http://169.254.158.126:8080) from windows-8, ...
2
votes
0answers
102 views

How to automate running the dhclient for wwan0?

in Linux Mint 17 I have to run sudo dhclient every time I connect and disconnect to/from the Internet using a mobile broadband dongle, because otherwise the connection is declared active but when I ...
2
votes
0answers
38 views

403 Forbidden error only for wikipedia site

So I was browsing the Internet and everything was nice and dandy suddenly my favorite site wikipedia gave me this: Forbidden You don't have permission to access this page. I have been trying ...
2
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0answers
60 views

*.org domain websites are not loading

The problem is that any page with *.org domain in not loading on my computer (Ubuntu 14.04). Any other domains like *.com, *.net are loading! This is very strange. I tried in different browsers, and ...
2
votes
0answers
114 views

Can ping but can't access certain site

I'm having problem with accessing certain website and I do not have any clue where to check. I'm trying to access www.jobsdb.com, and this is the error message - This page can't be displayed. ...
2
votes
0answers
192 views

Skype doesn't connect through OpenVPN

I have an OpenVPN server running on a VPS. When I connect to the VPN using the redirect-gateway option to route all traffic from the client through the VPN, Skype loses its connection. As soon as I ...
2
votes
0answers
35 views

Can only communicate with NAS via one Ethernet adapter and not the other

My main home computer is a desktop equipped with an ASUS P7P55D EVO, which comes with two Ethernet network ports; Windows labels them Realtek PCIe GBE Family controller Realtek PCI GBE Famil ...
2
votes
0answers
128 views

Port Forwarding on Router using same internal port number on different IP addresses

The objective that I'm trying to achieve is to be able to connect to two computers that are behind the router using RDP. My logic is that I should be able to connect to the router externally on 2 ...
2
votes
0answers
246 views

Mac OS X Force Internet Sharing Traffic Through Proxy

I have Internet Sharing set up on my Mac OS 10.9.5 machine, sharing my Ethernet connection to any devices connected to the created Wi-Fi hotspot. I'm looking for a way to force all that traffic ...
2
votes
0answers
33 views

Can I add multi-mode fiber optic media converter at any point of my network previously distributed in single-mode fiber optic?

I have used single-mode fiber optic media converter in my whole network. But my Fiber Optic cables have 2-pair of optical wires. I only use one of them for single-mode purpose. Now I want to introduce ...
2
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0answers
166 views

Stuttering/Latencies when LAN/Ethernet Driver active

I experience heavy video/audio stuttering when playing a video or general latencies when downloading a file when connected via LAN/Ethernet NOT when connected via WLAN/Wifi. According to my ...
2
votes
0answers
55 views

Debian 7 vs Ubuntu Server 14.04 for 32-bit VM “network nodes”

I plan to make a number of small VM's (virtualbox) that will serve as networking nodes for various VPS servers, local appliances, private domain servers (AD), and various other web services provided ...
2
votes
0answers
44 views

no route to host: Is this associated with SSH or system network configuration?

Problem statement: Not able to ssh from pc1 to any other pc's mentioned below after adding the IP rules tried below System setup: I have a set of 4 machines connected to HUB. Their N/W config: ...
2
votes
0answers
48 views

Squid as transparent proxy

I am trying to configure squid as a transparent proxy. Eventually, I want it to use one of 5 different outgoing IP addresses based on the IP address the request was received on. My configuration ...
2
votes
0answers
36 views

Nullmodem connection performance

I want to transfer 118 MiB data from an old Windows 95 PC to a laptop running Windows 95 and 2000 in dual boot. The computers do not have an Ethernet card and I do not have a second computer where ...
2
votes
0answers
122 views

Internet keeps getting Disconnected & Reconnected

I have an Internet connection thru a Phone company which uses DSL modem to connect. For past few weeks my net connection keeps getting disconnected for few seconds & it reconnects automatically. ...
2
votes
0answers
160 views

Allowing internet connection through VPN

I had created a VPN income connection in windows 7. Everyone connected can see my local files and all, but I would like them to also be able to use my internet as well. my computer IP is ...
2
votes
0answers
392 views

Password Recovery from Router without Reset

Background Story: Previous Technician for a small business set up a network for a customer. The Technician went AWOL (The small business owner is a close friend, and I knew the previous technician as ...
2
votes
0answers
267 views

Why is avahi-daemon excessively spamming my log files?

My VPS provider recently suspended my account for "participating in a DoS attack". Since I've naturally done no such thing, I can only assume it was a security breach, and am now investigating what ...
2
votes
0answers
183 views

Lenovo hardware test “local connection test” failed for Intel Centrino Advanced-N 6205

My Lenovo ThinkPad T430s occasionally has WiFi connectivity problems where it will work for a few minutes, and then connections will fail even though it is still connected to the AP with a strong ...
2
votes
0answers
68 views

Windows XP network issue - Looking for wrong Workgroup

Say my workgroup name is "MyGroup". Every time I pull up Windows Explorer, go to My Network Places and then Computers Near Me, I keep getting a message that says, "MyGroup2 is not accessible..." I ...
2
votes
0answers
77 views

Removed VirtualBox DHCP still offers addresses. Why? How can I make it stop?

I have VirtualBox installed on a Windows 8 host. I was using the VirtualBox DHCP server for a while, but now I'm trying to switch over to a DHCP server installed on one of the guests. The VirtualBox ...