For questions on connecting devices together so that they can communicate with each other, as well as on networking equipment such as routers and switches.

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Cisco AnyConnect says its connected but no network access?

I got Cisco AnyConnect for work, and it worked fine until i reinstalled windows 8.1, and then it stopped. Then i upgraded to windows 10 and it still doesnt work. It says its connected, but i cant ...
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2answers
22 views

VirtualBox - Internal Network - ssh connection refused

I try to get an ssh-connection between two virtual machines. Therefore I have installed two vm's with Ubuntu-Gnome-16.04 guests on a Ubuntu-Gnome-14.04 host using Oracle VirtualBox 4.3.36. I setup ...
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1answer
10 views

Linux gateway using double data on AT&T, is my iptables wrong?

I have cellular internet connection with AT&T. Everyone connects to the wifi access point that I have my Raspberry Pi connected to as DNS/DCHP/Gateway server. On my Pi I use dnsmasq to give each ...
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0answers
5 views

How can I decoded Linksys WRP400 configuration file?

I've lost my VoIP provider password, so I want to recover it from my router configuration setting, now I've done backup configuration file, but I don't know encrypted method for this file. Does ...
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0answers
10 views

How to add a static route to AirPort Time Capsule?

I am building a virtual lab with VirtualBox to simulate a network with multiple servers, using a single physical host with 32GB of RAM. The host PC is connected to an AirPort Time Capsule for ...
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1answer
23 views

Strange socket behaviour (one computer - my laptop - will accept a connection to my server, another - my PC - won't)

I wrote 2 programs in Python 2.7. One creates a host socket while the other one creates a client socket. Then they try to connect. I had my host program on my PC and put my client program on my phone ...
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12 views

Why does Hyper-V virtual network not pass through bittorrent traffic on the host machine?

I installed Hyper-V on my dev machine and I created an Android phone emulator and also a virtual machine. During creation of the Android phone emulator, Hyper-V created virtual switch automatically. ...
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0answers
40 views

I keep getting unusual devices on my router

I keep seeing devices on my router that aren't mine (I have cataloged the MAC addresses of the devices in the household). I can ban them, but I can't stop them from coming. Although I use a secure ...
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0answers
5 views

What's the difference between iptables “state” and “ctstate”?

I saw this iptables snippet in a different Super User answer: iptables -A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT ...
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2answers
34 views

Bluetooth vs Wifi. Which one has more bandwidth? [duplicate]

I've been reading articles like this http://wrensound.com/should-my-wireless-audio-system-use-bluetooth-or-wifi/ I uses bluetooth to access my omni 10 harman kardon speaker. I am very disappointed ...
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0answers
26 views

Router IP giving me ERR_TOO_MANY_REDIRECTS

About a week ago I re-configured my router, and I just remembered that I didn't change the DNS. Now I tried to open its setup page at 192.168.0.1, and I just keep getting this ERR_TOO_MANY_REDIRECTS ...
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6 views

How to detect packet with specific “Total Length” or “Header Length” using Snort?

I'm using Snort to tutorial purposes. As you may know, it brings different rules available for the user to detect different types of transmission packets. The question is that I don't find any ...
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0answers
18 views

Cannot connect via RDP from one remote computer but can from another remote

I want to connect to my desktop computer from my notebook when I'm at church, but I cannot. Then, from the church, I connect to other remote computer at work, and from it, remotely, I successfully ...
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1answer
26 views

Is there anything special about ip adressses 0.0.0.0 and 1.1.1.1

Someone asked me that IP Adress 0.0.0.0 is assigned to whom and used for what purpose.I didn't know the answer.It will be very helpful if someone helps me with this.Also about IP Adress 1.1.1.1.
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1answer
24 views

Windows Command Line - List Network Adapter Components

I'm looking for a way to, in a batch file, get a list of the components (such as NDIS drivers) in use by each network adapter on the system. Here's a screenshot of the info I want in the network ...
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0answers
24 views

How To: Desktop as Server, Laptop as “Thin Client”?

I have a really fast gaming PC, I don’t use it for gaming, instead I use it for just really fast everyday tasks. I have a oldish laptop which is very slow. The idea is that I want to be able to use ...
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0answers
32 views
+100

How to check for multiple hidden network SSIDs?

I have 10 identical devices (snappy ubuntu core is the OS,although any suggestions Windows or OS independent [eg. source code] are welcome) in the same room. Every device has an identical list of 10 ...
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0answers
6 views

How does Nginx understand forwarding request?

For example, on the router was configured Forwarding for all incoming requests to a dedicated IP Nginx server. The client requests a resource: www.google.com How does Nginx understand what resource ...
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0answers
12 views

Managing multiple access point at once [on hold]

I am planning to deploy some multiple wifi range extenders to the the very end for user in multi storied building. And this extender will be connected to 5 Engenius outdoor access point. As I will be ...
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0answers
33 views

Different ip when checking on whatsmyip.com and ipchicken.com

In whatsmyip.com it shows my current public IP, while in ipchicken.com it shows a random ip from france. Am I infected with malware or did something happen? I have checked with wireshark to see if any ...
0
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1answer
19 views

What drive does a user profile gets stored in windows machine

On my Laptop I have two drives : C, D and Network drives. At any time i can log in to any desktop on the network and my data is on any of this computers. I would presume the user profile is stored on ...
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1answer
26 views

Using a proxy server from inside an enterprise network environment?

A friend of mine works at a large company that has an enterprise network set-up. Sorry, I don't know the specifics of it, other than they block things like Google Ads. My friend works in a job doing ...
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1answer
44 views

Does the number of devices kill wifi speed

The question is not whether max speed is the same for more people, which it obviously is not. What I don't know if the number of devices alone, even when idle, kills your bandwith. I've noticed our ...
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0answers
6 views

Ubuntu Server slow NAS connection “Server <Nas> Has not responded in 120 seconds. Reconnecting…”

My newly built Ubuntu server was running fine until I had a power outage. Now, I am overloaded with these "Server Nas has not responded..." error messages everywhere I look, but all other computers on ...
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0answers
17 views

Weird network dropouts occur repeatedly on Windows 8.1 (Intel NUC)

I am using an Intel NUC mini PC here. It is running Windows 8.1 x64 and is used as a media center and communication PC. I want to also use it to access my media accross the internet using JRiver MC ...
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0answers
14 views

OpenVPN connects but IP doesn't change

I'm trying to set up an OpenVPN server on my windows VPS (2008 R2), now managed to set everything up and now my laptop is connected to my OpenVPN server. However, when I check my IP, it's still the ...
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0answers
5 views

Slow Write speeds to Isilon File Server

I have a 6 node 120tb Isilon File Server Round robin is setup up and connects the users evenly to each node. Eg 60 users want to connect/map the network drive. 192.x.x.1 (Node 1 - 30 users) ...
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0answers
37 views

Cisco NAT problems (Packet Tracer)

I have a little problem with my NAT configuration. When I ping 2 separated PC or laptop, the ICMP packet does not "find" the route back to the source machine. The NAT translate the IP when the ...
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0answers
15 views

File Explorer goes from a shared directory to “Network” after waking from sleep

When I open a network shared directory with File Explorer, and put the computer into sleep, and then wake it, File Explorer's address is changed to "Network" and a yellow notification bar shows the ...
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0answers
19 views

Two Sites, One Firewall, Two wireless bridge, One ADSL modem,Internet Sharing

I have two physically separate sites, Site A and Site B. Site A - connected two Side B via a Wireless Bridge Site A - Transparent Wireless bridge terminates into the switch of Site A Site A - Has a ...
0
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1answer
27 views

Is there a simple way to delete a file from a shared network drive, which is in use by other users?

At my workplace, I have taken over maintainance and development responsibilities of a C# windows desktop application. The application is compiled into a .exe-file, placed in a shared network drive, ...
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26 views

Mac OSX proxying

On my mac (OS X Mavericks), I am trying to redirect all the outgoing calls to a server (192.168.1.2) to a proxy server (192.168.1.3). I am using the following command (assuming that I don't need any ...
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0answers
9 views

Share VPN from wi-fi to ethernet port

I want to use my laptop as a router to connect PLC with Ethernet port to office network. I access public networks using my laptop's WI-fi card and OpenVPN. And later I need to access the office ...
0
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1answer
14 views

Randomly getting 'Request timed out' when pinging wireless router

It happens on my desktop randomly, the more i use the connection the more likely to happen (i.e. the moment when I load a new, playing a videogame with constant connection). The connection drops for a ...
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2answers
29 views

How can I turn a computer and wireless router into a small network with no Internet connection?

I am looking to make a project for a college club that involves setting up a Linux server (for webpages or a database) and accessing that server over a wireless connection. However, I would like to ...
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2answers
24 views

Can a server in a DMZ pose a security risk to the rest of the network?

I'm on the road a lot for work so and I was thinking I might take an old laptop and set up some VM labs to play around with on it that I can access when I'm away from home. It would just be a ...
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0answers
23 views

How to check if my ISP is changing in any way a request to Google's DNS?

The problem is that superuser.com, stackexchange.com and many other sites didn't work. When I was debugging the problem, I tried nslookup: user@host:~$ nslookup superuser.com 8.8.8.8 Server: ...
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1answer
31 views

Different cables between xDSL and copper cables [on hold]

Im just wondering if xDSL "phone cable" is using the same cables as copper cables "cable tv", since the bandwidth you get with copper is way higher than what xDSL offers.
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1answer
22 views

iptable rule to allow ftp connections between two networks

I have two machines, machine1 is configured with 192.168.1.0/24 network and machine2 with 10.10.0.0/24 network. I have dropped the communication between the two networks with iptables -P FORWARD ...
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0answers
12 views

Redirect domain within a local network

I have a web server running with multiple websites up on different domains using apache. this is all on one server. I want to have another domain to point to another server though. So, for example, I ...
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1answer
21 views

Ubuntu Server gets kicked off LAN periodically / when another device joins LAN

I'm running into an issue with my newly created Ubuntu server. Full Disclosure: I'm pretty new to both networking and Ubuntu, so I may have missed any basic setup step that would address this ...
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0answers
11 views

Vagrant Public Network, IP, Using .dev

My end goal is this: Create a public networked Vagrant box with Computer1 that is accessible via LAN/Wi-Fi with a local domain like example.dev. First off, I have read this question on Vagrant Public ...
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1answer
23 views

Cannot connect to network from inside Virtualbox (Windows Host, Gentoo Guest)

I recently got my computer upgraded from windows 8 to 10, and since then, I've been having trouble getting the internet to work. I was hoping that someone could give me some advice on how to debug ...
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0answers
34 views

Mac OS X El Capitan - Wi-fi drops when a lot of requests (or high load of processor)

This is very annoying issue. I'm noticing it when having multiple requests (slack, telegram, a lot of tabs in chrome, etc.) - wi-fi just drops (all wi-fi networks are not displayed in the dropdown). ...
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4answers
36 views

Do all switches support VLAN tagging?

I want to buy a switch. I'm looking at one right now on Amazon. I also looked at the specs for the model but it doesnt mention anything about VLAN tagging. Does it just not support it?
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1answer
26 views

Will this setup cause a Bottleneck Connection / Speed issues?

I'll have one cat6 cable running from my router to a switch. That switch will then give internet and network access to 5+ devices. Will this cause a bottleneck / anything negative if all devices are ...
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0answers
16 views

Why blocking sites in OpenDNS does not work?

So, I have Asus WIFI router, which uses 208.67.222.222 and 208.67.220.220 DNS servers. My devices have 192.168.1.1 DNS server. I added some sites in https://dashboard.opendns.com/settings/. ...
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1answer
18 views

Powerline Ethernet Adapter and two electrical boxes

I own a home and carriage house in the back. They are on separate electrical boxes and pay separate in terms of utility bills. My questions is, are these connected in any type of way where if I ...
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0answers
8 views

Server 2012 R2 RRAS Gateway Server

I have a Server 2012 R2 EC2 in AWS, which I've configured for RRAS VPN (SSTP) access. I want to be able to dial-in to the VPN, and then be able to access AWS resources like RDS, through this VPN ...
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0answers
10 views

Site Not Accessible via WiFi but is via Ethernet

We use a web conferencing service called Adobe Connect. When I login to a room using Ethernet, I have no issues. When I login via WiFi, I'm able to connect for about a minute, then I'm disconnected. ...