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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Relay modem DHCP or fake MACs for multiple IPs?

I have a Arris TG862 cable modem and this modem have 4 Ethernet ports and each of those ports will give you a valid Dynamic IP, not a IP like 192, 10., etc... Up to how many IP's it can serve without ...
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4 views

soft state in networks

This is more of an academic question. I am interested to know the concepts "soft state" used in network protocol. I could not find a good explanation. From what I understood is that it is like a ...
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1answer
26 views

How to use arpwatch to detect an IP address conflict

Manually I detected an IP address conflict, which was caused my my mistake. I can solve this. But before solving I want to automatic detect an IP address conflict. So next time I do not have to search ...
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9 views

Virtualbox Bridge vs NAT (same setup, NAT works but bridge doesn't)

I installed CentOS 7 on a virtualbox machine. When I set the network to NAT, ping gets packets back, wget gets pages and yum also works. However, if I shutdown the machine and set the network to ...
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15 views

How can I connect devices on multiple networks to one VPN to control them remotely?

Here's the challenge: I will be installing 10 TV screens into 10 different locations in my city. These are WiFi-enabled smart TV's that can be controlled via a software called MDC (Multi Display ...
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22 views

Using HTTPS over HTTP for requests between servers in a subnet AWS?

Are there any reasons to use HTTPS instead of HTTP for requests between my servers running in a private subnet on AWS? All requests going in/out of the subnet will done via HTTPS to prevent sniffing. ...
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14 views

Duplicated SSID shown suddenly with open Warning

Can somebody tell me what happens in the following situation: I normally connect to one of my neighbours' SSID. Most of the time, everything is ok. But sometimes, i got disconnected with no apparent ...
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1answer
9 views

Hosted Network Not Supported

Back when I had Windows 8, I would run Hosted Networks from my computer all the time using the netsh wlan start hostednetwork code in the command line terminal. However, since I have updated to ...
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3answers
21 views

HP Windows 7 Laptop has limited connection to wi-fi

Other laptops in the house are on wi-fi, but this one cannot get a proper internet connection. It's an HP running Windows 7. I have tried many solutions I have seen online, such as: Gone into ...
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5 views

Multiple Microsoft Hosted Networks in one household

Trying to have multiple hosted networks in one household but something is wrong. On PC 1 it is set up using the commands netsh wlan set hostednetwork mode=allow ssid=HotSpot key=8characters netsh ...
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9 views

How to get rid of iPhone network connection on my Win7 PC?

This is a Win7 machine. I have gone to network sharing center and the SmartRG9dc8 iPhone network connection does not appear in the 'manage wireless connection' section, so it can be deleted. It only ...
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8 views

Would a dual band router help when on low speed dsl?

I am stuck on 3Mbps dsl and cant upgrade (verizon doesnt have a faster option in mt location). The current modem/router is a DLink 2750B which is only 2.4ghz. I also have 2 linksys range extenders ...
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1answer
33 views

I am unable to use these commands on my personal network

Windows 8.1 C:\Users\Rajat>net view/all The syntax of this command is: NET [ ACCOUNTS | COMPUTER | CONFIG | CONTINUE | FILE | GROUP | HELP | HELPMSG | LOCALGROUP | PAUSE | SESSION | ...
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1answer
42 views

How I am getting double internet speed? Just wondering

I was wondering, how it is possible that I am getting double speeds? I am paying for 100mbps, but sometimes I am getting over 200mbps (pic below). I have fiber cable run to my apartment, then fiber ...
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1answer
28 views

Share internet with only one computer in LAN in windows7

How can I share internet connection of a computer in LAN with another one. All other computers in the LAN should not be able to access internet. All are running on windows 7. Is it possible?
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20 views

Home network issue. New connections drop not the existing

I have a very strange behavior that I would like to understand on my home network. Sometimes I lost connection to outside (request timeout on ping 8.8.8.8 for few minutes) but I don't loose ...
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0answers
8 views

Mac Pro Bootcamp issue with windows 10 networking

I'm using windows 10 on the latest Mac Pro module with bootcamp with latest stable OSX. i have two networking issues: I can't connect to wifi networks. it does list them but when I try to connect, ...
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1answer
9 views

How to convert a .ovpn file to a .conf for OpenVPN?

A VPN provider gives .ovpn files that contain the configuration necessary to connect to a VPN server using the command : openvpn name.ovpn However using this command isn't very clean since it uses a ...
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17 views

Mysterious “uninstalled processes” using network every time I turn on my computer

I'm traveling with my dual-boot Windows 10/Ubuntu laptop and often have fairly limited access to WiFi. When I boot into the Windows side of things (or even wake from sleep, after sleeping a while), I ...
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1answer
25 views

Apache + External IP from LAN + random image = nothing

First let me say a bit about my configuration: Apache working on PC-1 at port 80 PC-1 has a static IP DMZ in router set to IP of PC-1 When I try to access any image on my webserver using the ...
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1answer
19 views

Take down firewall for interface on Centos 7

I am exporting a few items over NFS, but my clients can't mount them. When I try to showmount -e myServer I get clnt_create: RPC: Port mapper failure - Unable to receive: errno 113 (No route to host)...
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0answers
13 views

How to pass the gateway IP from the VPN Server (pptpd) to clients?

I have setup a VPN server pptpd on a raspberry pi in my home network, The IP addresses of the LAN look like this, 192.168.0.x IP address of VPN server is 192.168.0.6 The Gateway/ IP of the router is ...
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5 views

redirect 127.0.0.2:80 to 127.0.0.1:3000 using pfctl

Background I'm trying to make a redirection setup to make it so that when I make a request to example.com it would be redirected to 127.0.0.1:3000. I know that I can map example.com to 127.0.0.2 via ...
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0answers
10 views

How can I create a subnet that has internet access in Hyper-V in my home lab?

I recently became certified in Net+ and A+ and am studying for my MCITP. I have a virtual lab setup in Hyper-V with static ip's as follows: Server 2012 R2 as Primary Domain Controller. Server 2016 ...
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0answers
21 views

Detailed information about data usage in Windows 10?

I'm looking for a way to get detailed data usage in Windows 10, something that would show the usage hour by hour (or even minute by minute) for each application. I know about the two methods ...
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0answers
11 views

How can I RDP to an azure VM when the VM is connected to corporate VPN?

I have a VM in azure I like to use for development. I built it with 2 NICs in hopes that I could have two public IP addresses, but that doesn't look possible in azure. When I connect to our ...
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1answer
38 views

Can't make static route and NAT work together

My home LAN is a rather standard 192.168.2.0/24 network with gateway on 192.168.2.1 and has DHCP on addresses from 100+ configured on an ASUS router (RT-AC66U). The WAN is configured via DHCP from ISP....
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0answers
29 views

Strange router behaviour

Six months ago I bought TP-Link router and when I connected it to my PC I was getting I-Ball interface. So I had to change router ip address and was able to use TP-Link normally. My friend told me ...
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2answers
30 views

How to convert a hexadecimal value to a “standard” ip address?

How do I manually convert a hex value to a IP address without a online converter? For example what is 80D00297 in normal IP dot notation?
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1answer
26 views

Running a server for Minetest

I hope this is the correct stackexchange site to ask this question. I am trying to run a minetest server from my computer (Linux) but I'm unable to connect it from another computer connected to the ...
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0answers
9 views

Manually switching between two networks when one network is down

In my company we are having a business line and leased line connected to different routers.Business line is used by all the users in the company whereas leased line is used for 15 computers.So my ...
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1answer
21 views

Home router website redirect

I need that anyone connected to my home's wifi and trying to access Facebook, be redirected to a particular website. I don't know anything about networking and I have a ZTE ZXHN H108N router, can ...
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4answers
34 views

DHCP shuffling of addresses

So, devices using DHCP to locally connect to my router can have their LAN IP addresses changed if not set to static, and my understanding is that DHCP occasionally re-allocates these addresses by ...
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1answer
12 views

Connecting To Amazon EC2 through separate WiFi at same time using Ethernet for HTTP Traffic

I am currently in a university Network which allows connection to INTERNET via HTTP/HTTPS proxy . which looks like 10.3.100.207:8080 All I needed is to connect to Amazon EC2 Instance via separate ...
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1answer
24 views

Windows routing issue

I have two Windows boxes (Windows 10 and Windows 7). The first one named SERVER runs OpenVPN as server, the remote one named REMOTE runs the OpenVPN client and connects to the SERVER fine. Both have ...
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0answers
18 views

Decrypting TLS Browser Traffic With Wireshark - Body is still encrypted

I was trying to reverse engineer a protocol using wireshark. I followed this article and tried to decrypt TLS Browser Traffic using SSLKEYLOGFILE since decrypting using private key didn't work for me. ...
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3answers
62 views

How does an ISP have partial internet outage?

It has been 3 days, and the ISP I am subscribed to is having a partial internet outage. It can load a few websites; StackExchange (which I am using now), Google, YouTube, and Reddit works. However, ...
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0answers
26 views

UPnP port forwarding with DHCP

I'm trying to set up UPnP port forwarding with a DHCP router for an IP Camera. There were a couple things I was wondering: The main issue was whether port forwarding with UPnP continues to ...
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0answers
17 views

macvlan dropping unicast frames (layer 2) on wireless

Prerequisites: Two PCs (Debian 8, Kernel 4.6.4) each has two NICs: eth0: wired [1] wlan1-ath9k: wireless [2] I also tested the same thing with ath5k cards [3] I have a C++ application which ...
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2answers
25 views

Device reachable but not pingable

In a domestic LAN I have a TV connected to a router via copper straight cable and a PC connected wirelessly. I stream stuff to the TV from the PC using DLNA. So the TV is somehow known to the PC, it ...
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0answers
12 views

What implications might it have that I have 2 networks when offline but 3 when online in Linux?

Could this be causing network problems? enpxxx and lo when offline and enpxxx and lo and ppp0 when online. Note that I edited out the end of enp as it is not xxx originally. Is this normal? If not,...
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1answer
22 views

Chrome can't connect to Internet after installing Canary

Chrome 52 came our with messed up font rendering (I'm on Windows 7 64). Someone recommended to install Chrome Canary to check if the font issue is still there. After installing Canary, it couldn't ...
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2answers
32 views

What is the data route inside computer while downloading/processing a file

I was wondering that whether all the data in Computer has to go through the Processor or are there any Bypass Routes(like DMA) through which data goes. Consider following cases : While downloading ...
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1answer
6 views

How to proxy request to a given domain name to a local port?

I want to make it so that when I perform a request to test.com, it will be redirected to localhost:3001. How can this be done in MacOS? I know that there is /etc/hosts but it's only concerned with ...
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0answers
10 views

password protected sharing option does not exist in my windows server 2012R2

I have given 'everyone' all permissions to the shared folder of my windows server 2012R2, but when I used a client machine such as windows 7/10 to access the shared folder, I still got a user/password ...
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0answers
27 views

Router getting cut off

When my roommate tries to connect to the wifi from his room, the router cut off. I think the problem is only when a device is in his room. We are having no issues while using the internet in the hall ...
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1answer
30 views

Router can't handle my ISP's download bandwidth over LAN, how do I find a replacement that can?

I have a router (ASUS RT-N16; QoS is off) that is running Tomato. With my router, I get roughly 120 Mbps in speed tests. However, when connected directly to the modem (without any router), I can get ...
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1answer
21 views

After adding Host Only Network to VirtualBox machine on Mac Host how to ssh into the Guest

I have added “Host Only Network” as the second network interface on VirtualBox 5.0.24 on Mac. the Guest OS is Centos6. Here are the relevant VirtualBox networks as seen via ifconfig on my Mac: ...
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17 views

After restart file ETC/HOSTS Change Automatically Windows 10 [duplicate]

Please Help Me I edited Hosts file on windows 10 like this : 172.28.201.126 bi.bpjsketenagakerjaan.go.id 172.28.201.97 bpu-online.bpjsketenagakerjaan.go.id 222.124.14.129 mail.bpjsketenagakerjaan....
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1answer
35 views

Connecting an ethernet only device to a WiFi only network

I've run into a bit of a predicatment, I have an ethernet only device, an Epson thermal printer for a POS system, that needs to be connected to a wireless only network. The reason it can only be ...