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Questions tagged [networking]

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

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DHCP server sending DHCPDISCOVERs

After upgrading to Debian 8 running isc-dhcp-server I began seeing these on the logs: servername dhcpd: DHCPDISCOVER from yy:yy:yy:yy:yy:yy (servername) via eth1 servername dhcpd: DHCPOFFER on xx.xx....
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Shared VPN on home server

I am looking into getting a VPN service, something like NORDvpn or similar but I want to run the app on my Mac server and route all my internet traffic from my MacBookPro's, Sky Q box, iPhone's etc ...
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Point domain to a computer inside LAN

Is it possible to, for ex.: point domain.com to 192.168.1.10 point domain2.com to 192.168.1.11 inside my LAN network? Or even more with port forwarding: point domain.com:80 to 192.168.1.10:5000 ...
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How do I get a PTR record for an MX that points to a different IP than the A record does?

MXToolbox indicates a warning that my smtp server's header banner fails to match reverse lookup for the stated domain. This makes sense - I've got a domain with the MX set to one IP (my mail server), ...
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Accessing IPv6 Only Network from IPv4 Network?

My ISP has provided me IPv6 only internet connection. If I connect from my IPv6 PC to IPv4 Internet I have no issues, because the ISP does all the IPv6 to IPv4 conversion. However, at home, on this ...
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Setting up virtual machines for practicing pentesting. Wifi adapter (D'link dwa125) wont allow bridged vm network

Im running Kali 4.18 as host and trying to set up a virtual machine running Windows XP SP3. There is no way for me to connect my desktop to the internet with an ethernet cable, I must connect via wifi....
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Safely perform TCP traceroute from user request

I need to perform a TCP traceroute using either the Linux traceroute or another package, but I'm struggling to find a way of making the request from PHP without needing sudo privileges. Because the ...
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Many routers behind main router cause slow internet?

I don't know if this is the correct place to ask, but here I go. We live with 10 people in 10 rooms in a 3 floor student house. Every room has an Ethernet connection. When I do a Speedtest I get an ...
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Asking college to unblock PS4 servers

My college has a block on various websites and all gaming servers. They explain that all of these sources waste a lot of data. Largely, all students who play video games in our college are on PC, ...
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Could this be a way to bypass my university's bandwidth restriction?

I'm in a student house that's managed by my university. To get internet, I need to connect an Ethernet cable from my PC to an Ethernet port in my wall. Afterwards I need to connect to the university's ...
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Can I restrict which processes have network access?

So, Sometimes I connect my PC to a mobile hotspot when the WiFi is down, because it happens often. And whenever I do, all these weird processes chew through my mobile data incredibly fast. Is there a ...
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issues with lan multiplayer games like call of duty modern warfare and blur [on hold]

I have a problem with some multiplayer games on my LAN. Some months ago I was playing Call of Duty MW and Blur on LAN with my friends and it hasn't had any problems. But from 2 or 3 months ago my ...
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Archer C3200 not routing between LAN ports

I am wondering if anyone has a solution for this issue. I am using a TP-LINK Archer C3200 WiFi router as an Access Point, like this: Internet-------wan:mainrouter:lan-------lan:Archer_C3200 ))))) (((...
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No connection between devices on the same WLAN access point

I have a very strange Problem. Sometimes I can not establish a connection between two devices when they are connected to the same AP. AP1: Huawei B528s-23a (AP/G4-Router/DHCP) Device1: Laptop ...
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Force Windows Update to use specific internet connection (Windows 10)

The question: Is there a way to force Windows Update to use a specific internet connection? I've tried ForceBindIP, but no dice. The situation: I'm using Comcast's gigabit internet service, and I'm ...

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