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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how to set up subnetwork at home?

I'm trying to achieve something that, I believed would have been very simple to set up, but I'm struggling at making this work. Basically, I have a ISP router with an internet connection, from there, ...
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0answers
7 views

An unexpected TLS packet was received setting up VSFTPD - Filezilla

I'm setting up an FTPS server under linux Ubuntu 14.04.01 i installed VSFTPD using apt-get install vsftpd then generated an openssl Key using: openssl req -x509 -nodes -days 730 -newkey rsa:2048 ...
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1answer
32 views

Ubuntu 14.04 no internet access with my laptop

I have looked at askubuntu for answer but still I cannot resolve my problem.My ifconfig eth0 Link encap:Ethernet HWaddr 00:25:b3:42:05:5c BROADCAST MULTICAST MTU:1500 Metric:1 ...
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4 views

I want to add windows server user to windows xp machine

I have installed Windows Server 2003 on Virtual Machine & created more users I want to use this user on different machine (within the same network) but i failed to add this user on different ...
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0answers
6 views

Troubleshooting dropped packets in Telegram Messenger

I'm experiencing problems in using Telegram Messenger on my Mac, but only when connected at home (specifications at the end). More specifically, when uploading and downloading media (or even while ...
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0answers
9 views

Custom combining mobile data and wifi on windows 7

I have 2 internet sources 3G based Huawei E3533 Dongle (usb) with unlimited bandwidth and speed (Remote NDIS based Internet Sharing Device ) 4G Huawei router (Wi-Fi) with limited bandwith and ...
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12 views

Is there a way to limit bandwidth usage on Windows 7?

Often, I tether my Android smartphone to my Windows 7 PC, while travelling. This office PC has many background data-consuming applications (like software update, virus definition downloads, large ...
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10 views

How to make a NAS server visible to the network, while it is connected to PC?

Right now I have following configuration: NAS (192.168.177.2) -> PC (192.168.177.1; 192.168.1.100) -> TL-WR1043ND (192.168.1.1) -> Internet The whole thing works in terms of NAS being able to ...
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20 views

How to connect two different OS machines using Ethernet cable for file transfer?

I have Linux Mint (Similar to Ubuntu). When we try to connect two Windows PCs through an Ethernet cable, we can directly transfer the files. But when we replace one machine with a Linux-based PC, it ...
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1answer
21 views

Home network setup - must everything be on the same subnet?

I'm having some trouble setting up my home network... It consists of the following components Home Network: PC and HP Microserver (both with gigabit connections) Netgear DGN2200 ADSL modem ...
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9 views

Asus RT-N66U Port Forwarding with VPN to PIA

I have an Asus RT-N66U router (using the latest firmware) that is connected to my ISPs fiber modem using PPPoE. I have signed up for VPN access to PIA and setup the router to connect using its VPN ...
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12 views

How to simulate TCP simultaneous open and close conditions?

I am learning TCP/IP protocol. I want to see simultaneous open, close, half open/close, etc conditions in practice. I have created simple TCP server and client program. How can I simulate simultaneous ...
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11 views

systemd-networkd: how to create a virtual bridge?

I am trying to create a purely virtual bridge for testing some problematic network services. On an older Debian system I could accomplish this from /etc/network/interfaces using something similar ...
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4 views

Maintaining seamless connectivity between WAPs on a single ESSID

What is the most efficient way to keep mobile devices (laptops, Smartphones, tablets) passing between multiple WAP's in a small-medium sized office from losing their connection and seamlessly transfer ...
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12 views

Windows 10 Connecting to wifi adhoc networks

I have a wifi device, and from my win10 laptop, I need to connect to it. I can see the network (adhoc), however win10 cannot connect to it. The same device works well under windows 7 - adhoc. ...
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1answer
12 views

NSlookup of static IP showing computer name from DHCP range

I am part of a network with 60 or so maximum devices. Just a class C subnet where x.x.x.1-100 are statically addressed hardware. 101-150 are also statically assigned addresses for thinclients and ...
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0answers
35 views

Problems with Chrome browser

I can't browse half of the sites anymore without getting time-out errors or that "https" error and warning. Then I need to type "danger" to open the site and https text is cut off Don't have these ...
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1answer
12 views

WiFi high latency

I got some problems with my WiFi setup. In my setup I use a Macbook Pro and a TP-Link WR1043ND v1 (OpenWRT). WiFi Channel is set to 6 (already tried other channels and 20/40Mhz width) If I ping my ...
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23 views

Why does my router go offline for 30 seconds every 30 mins?

My cable modem at home (Time Warner Cable) is a DOCSIS 3.0 modem and wireless router in one device. Recently this new thing started happening: Every 30 mins or so, I go offline from my MacBook ...
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1answer
10 views

IPv4 forwarding Wifi issue

I am facing an IPv4 forwarding problem with the following setup: Router / WLAN-AP = AVM FritzBox 7490: IP: 192.168.0.1 Host B = Debian Computer: IP: 192.168.0.2 ; Gateway: 192.168.0.1 ...
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1answer
36 views

Problems during small office network design (multiple switches / load balancers / print servers)

As part of my HND in system design , I'm supposed to come up with a design for a small busness network where there are 200 student pc's (in 4 labs) + 10 academic staff pc's + 1 Server (Active ...
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14 views

Reject routes for IPv6Tunnel in Windows 10

I am currently using Hurricane Electric's IPv6-Tunnel for IPv6-connectivity from my office computer (IT staff approved!). Now I realized that HE.net has a peering dispute with Cogent. So all ...
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7 views

MS Routing Server not routing from Hyper-V External Adapter

I've searched this issue but i'm not able to resolv it. I'm not able to route to a subnet! Here is a high level overview of my env: Network Overview What does work: From the MS Routing Server: ...
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0answers
17 views

Edimax AR-7286WnA - Rom-0 Attack and all services disabled

Got an Edimax AR-7286WnA, dns pointed to malevolous. I'm using the google dns on all devices, but a virus redirect all my requests to tradeadexchange and then to a FlashPlugin fake update page that is ...
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1answer
13 views

Cannot ping VPN server by tun address when connected

I have an OpenVPN server set up in a datacenter running Debian. I am using a TUN interface to connect to it, and my Windows PC gets a 10.8.0.x address, as expected. When I run ip addr on my server, I ...
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18 views

Win 7 HomeGroup frequently ask for “Network Password”

I have setup a Win7 PC as a local server called "HomeServer" and have set all other Win7 PCs join homegroup on "HomeServer" PC. Then, I have all the file sharing on that "HomeServer" PC. This kind of ...
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1answer
12 views

My self-hosted blog won't route properly past the first lookup

I have moved from hosted WordPress to hosting my own on my QNAP NAS. Now, I've gotten it to work insofar that I can lookup the blog from the Internet (I've set up an A record at my domain service). ...
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24 views

DNS server (bind9 on Debian) problems with Windows 7

I have made a home server in my house (for downloads, get arduino readings and stuff like that) I want to access this server with a domain (Ej, mylocaldomain.com) to do that I have configured a bind9 ...
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2answers
32 views

Can a laptop connect to an ethernet network printer with WIFI?

I was asked to find a solution to following problem: A home network has different laptops and printers, all connected in an ethernet network. A WIFI router was connected to the network. Now a user ...
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0answers
17 views

Connect to local IP on router though extened wifi

I want to connect to a device that is connected to my router. (for SSH) I am only connected to that router though a Wi-Fi extender. Is there any way I could connect to this device though the extender? ...
0
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1answer
14 views

How to configure a intranet router to inform its hosts about routes to other subnets?

It sounds a little bit strange, but the current network configuration is, I have two local networks: 192.168.7.0/24 and 192.168.144.0/24. Their gateways are respectively 192.168.7.1 (R1) and ...
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1answer
21 views

Trying to make Tomcat 7 work on a machine locally, with no network connection

What I'm trying to do is run Tomcat on a machine, and to use it locally. The machine will not have a network connection, no network adapter. When I try to navigate to localhost or 127.0.0.1 I just ...
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2answers
23 views

Is it possible to run two separate IPs through one line?

Sorry for the repost from ServerFault but I was told to ask this on Super User. I'm not asking if I should, just is it possible. Here's what I have: Old Internet provider has a 2 year commitment. ...
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1answer
22 views

Multiple Virtual Machines Network

I am using Virtualbox and I want to connect 3 virtual machines to act like theyre in one network (internet connection is not required). I don't know how to do it and I couldn't understand this source ...
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0answers
14 views

How do I forward/NAT all traffic to one interface to give internet acess for clients in ap?

I am trying to set up a router in my debian vbox virtual machine using an usb wireless adapter in at0, and a bridged adapter in eth0, I'm using airbase-ng and isc-dhcp for leasing IPs. The point is ...
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14 views

find mac address of remote router not in network

Hi i'm making penetration testing on my cisco router , using aircrack suite (mostly learning how to use it) , is there a way i can get the MAC address of the router without being on the network , and ...
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19 views

Creating a development VM from Arch Linux

I'm trying to set up a particular development VM. I'm doing web development, so it will host some version of LAMP. What I want to accomplish: I'd like it to be Arch. I want to be able to ...
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2answers
33 views

Is there a way to connect non-smart TV to PC via USB?

I have a non-smart TV with USB features, I can plug a USB drive with media like video, music, etc. But it's kind of hassle to remove and replug everytime I want to fill new data into the USB drive ...
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2answers
28 views

Ping between two Linux systems via an intermediate Linux fails

I have a simple network with three Linux systems running CentOS 2.6. Linux 1 (eth1: 192.138.14.1/24) | | (eth4: 192.138.14.4/24) Linux 2 (eth2: 192.138.4.3/24) ...
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1answer
23 views

Debian - remote SSH authentication failed after numerous attempts of fixing it

So, a few weeks ago my remote SSH to a server stopped working. First of all my setup - I have my server running ESXI, 2 VMs, one as firewall and one where my server resides. I have a NAT rule set up, ...
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13 views

RNDIS intermittently working on linux

I am trying to connect an RNDIS device via usb. When I plug the device in and run lsusb it seems to take ages (~20-30 secs) to run, and then the results are: Bus 004 Device 010: ID 19a5:0402 ...
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1answer
26 views

Make Windows 10 connect/disconnect to WiFi based on Ethernet connection status

How to disable/enable WIFI when Ethernet connection is available in Windows 10. My Ethernet connection is faster than my Wifi, but Windows 10 keeps routing via Wifi when I connect. Is there any way to ...
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0answers
48 views

Developing a consumer product that uses HTTPS to securely transfer data. Good approach? [on hold]

I am developing a consumer product and most of the fundamental elements and components are stable and properly developed. This is good for a prototype, but not necessarily for the end consumer ...
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16 views

is there any way I can access my remote LAN using teamviewer VPN?

Or any other VPN. The thing is Remote host (Windows 10 Professional): Remote LAN interface om some local subnet (i.e. 10.7.0.X). Remote VPN interface on some other subnet (i.e. 7.X.X.X). My host ...
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0answers
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Server Won't Join my Domain Controller [duplicate]

So my server won't join my Domain... I'm fairly sure this is because of issues with my wired D-Link router... as my virtualized Windows 7 machines can join with no issues. Error: Note: This ...
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0answers
11 views

Why are user credentials required for one user profile to set up network printer but not for another profile on the same computer?

I have two laptops in one room that were originally running Windows 7 and were setup to share an HP LaserJet 1320 that is connected via wired connection to laptop 2. Once laptop 2 was upgraded to ...
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2answers
16 views

random open ports on nmap scan

My machine has the IP address 192.168.1.50 . When i do the following nmap scan nmap -p- -sT -Pn 192.168.1.50 from the same machine, i get at each scan some random open ports. And these random open ...
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1answer
13 views

OS X “launchd” maxing out upload bandwidth

I had an issue on my Mac mini with a DDOS Unix virus which was saturating the upload bandwidth and bringing my internet down, ClamXav and Avast found all the parts of it (it never showed up in ...
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0answers
10 views

Modified file not being read over network

I have a strange issue with file sharing in Windows Server 2012. We have an application that's run from a network share. There's also a Terminal Services server so remote users can run it. This ...
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0answers
16 views

Tools for monitoring/ensuring that laptops logging in to the network are encrypted?

can any body advise on any free or 3rd party tools that can be used for monitoring network access from laptops - ensuring that laptops are encrypted before access is allowed. There have been a number ...