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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11
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5answers
3k views

How to change Windows machine IP without being an admin?

In the spirit of this question, I have a windows machine that is a member of an Active Directory network, but the network is unreachable due to mistake in the network configuration that is not yet ...
0
votes
2answers
4k views

OpenWRT: Routing between LAN and OpenVPN

So, this is the current situation: There is an OpenVPN-Server in the internet, there is an OpenWRT-Router at my place. The router is connected to the VPN as a client. I want the router to behave ...
1
vote
1answer
8k views

Hamachi network adapter won't install in windows 7

I had Hamachi working normally for some time, then out of the blue it started giving me VPN error (showing that yellow triangle with an exclamation mark) for every single person on my networks and I ...
0
votes
1answer
11 views

Is it possible to bridge Ethernet and WiFi on IP level for the same network?

I'd like to expose a virtual machine to a WiFi network. I'd like to have it in the same network. Would setting a route table and ip forwarding works or is it waste of time and I should set up two ...
0
votes
2answers
13 views

Host connected to Cisco 3825 router cannot connect to the internet, nor can the router

I currently have a Cisco 3825 router that I have (attempted) to configure. The router has two interfaces, GigabitEthernet0/0 and GigabitEthernet0/1. I would like Gi0/1 to act as my "WAN" interface ...
1
vote
1answer
19 views

Dynamic Bandwidth Allocation

My days in networking are too far behind me to remember, so I thought I'd come here! I'm setting up a network of 10 devices, and I'd like to dynamically limit the bandwidth available to each one as ...
0
votes
0answers
15 views

The extent of my modem's issues on my end?

Yesterday, me and others in my apartment were suddenly unable to access certain (and by certain I mean many random ones) domains without time out issues. e.g. I could try going on amazon.com, but ...
0
votes
0answers
18 views

Wireless network (802.11ac) problems with OS X El Capitan and different region codes

I use an TP-Link Archer C7 v2 as router (802.11ac/5 Ghz) and a Macbook Late 2013 with Mac OS X El Capitan (10.11.3). Normal speed in OS X is around 800-900 MBit/s. After wake from sleep or restart i ...
0
votes
0answers
10 views

Changing DNS server globally in Windows

It is possible to change DNS server for a particular network adapter in Windows. But is it possible make global settings like Linux so I don't have to change it for every network adapter?
0
votes
1answer
37 views

Upload hangs on Windows 10 and Atheros AR8152 NIC

I have a strange problem with my laptop running Windows 10. When I try to upload some file (from Telegram messenger, from the browser on Imgur/VK/whatever) it hangs and doesn't pass. Process starts, ...
0
votes
0answers
5 views

Mac OS X “Verify Certificate” every time connecting to secure wireless

Every time connecting to the secure wireless, Macs are getting a prompt to verify the certificate: Verify Certificate Authenticating to network "Network-Name" Before authenticating to ...
0
votes
1answer
41 views

What is the maximum capacity of a small router?

I developed a Java app, that runs on several Raspberry Pis. This software makes 10 requests to a server at same time during the day. When the first Raspberry was started there wasn't any problem. But ...
1
vote
3answers
89 views
+50

Using Two Wireless NIC at the same time on Windows 10 Desktop PC

I have read similar questions in the past (i.e. How do I use my dual band Wi-Fi card to connect to 5GHz and 2.4GHz simultaneously on Windows? and Connect multiple WiFi networks simultaneously), ...
0
votes
0answers
11 views

Forward HTTP port on mikrotik 1 to a second mikrotik (both gw's)

Trying to apply the Hairpin-nat concept on mikrotik1, my config is something like: /ip firewall nat add chain=dstnat dst-address=1.1.1.1 protocol=tcp dst-port=80 \ action=dst-nat ...
0
votes
2answers
841 views

Can I connect Range Extender's Ethernet Port to another access point/router?

I have a home network with 2 Netgear Routers: 1 Modem+Router, 1 Router only. I have DELL Laptop, with Windows 8.1. Presently, the router + modem gets heated up due to being on since months! And so ...
0
votes
1answer
11 views

Forward HTTP port on mikrotik 1 to an address on another mikrotik

Trying to apply the Hairpin-nat concept on mikrotik1, my config is something like: /ip firewall nat add chain=dstnat dst-address=1.1.1.1 protocol=tcp dst-port=80 \ action=dst-nat ...
0
votes
4answers
3k views

How to know if a network is locked by MAC address

If I unplug a internet cable from another PC and plug it in my laptop, but it says no internet connection. Then I've been told that the network restrict certain MAC address. My question is that is ...
1
vote
2answers
8k views

How to reset TCP/IP on Windows 8.1?

The following netsh command is not working on Windows 8.1. netsh int ipv4 reset It give “Access Denied” error and it is a VERY known issue, many people complaining about it all ove online forums. ...
2
votes
2answers
8k views

VM share host's VPN connection

I am trying to get a (guest) VM running on my (host) machine to talk to a (remote) VM running God knows where on some server that is accessible via corporate VPN. I am able to SSH from the host to the ...
0
votes
0answers
17 views

How to create Wifi access point to share internet from wifi connection on the same adapter

I need to setup the following configuration: My nettop on Debian needs to connect to external wifi. And at the same time and using the same adapter - create an access point for my phone to be able to ...
0
votes
1answer
8 views

How to copy network credentials from PEAP authenticated computer to a new PC

Backstory I'm a student on our school's school network. There's three tears of network at our school. There's the Student network which the student iPads are connected to. We don't have the keys, but ...
0
votes
1answer
16 views

Setting up a secure Network

I have a home network that I want to make more secure so I brought a second router with the aim of setting up a second, separate network at home to put the more important device on. I checked out the ...
0
votes
0answers
7 views

Port forwarding in pfSense not working

I recently set up a pfSense router and can't get any port forwarding to work from outside my own LAN. I have the following forwarding rule to a local server located at 10.0.1.2: Note that if I ...
0
votes
0answers
11 views

Powerline Devolo DLAN 650+ Disconnecting Randomly

I have bought a powerline adapter (Devolo DLAN 650+) like a year ago and it started to act weird recently. It randomly disconnects me from the internet (Happens like every 1-2 hours) and it's pretty ...
0
votes
2answers
23 views

how to do port forwarding if my router wan ip is different from public ip?

I have an IP camera and i want to access it from anywhere around the world. I have configured my NETGEAR-router JNR1010 for port forwarding but the WAN IP it gives me is different from the public ip ...
4
votes
2answers
82 views

Unable to connect to multiple WiFi networks via multiple virtual interfaces

My laptop have an atheros WiFi card, I created 2 virtual interfaces on top of it, with following commands: iw dev wlan0 interface add vlan0 type station iw dev wlan0 interface add vlan1 type ...
0
votes
2answers
3k views

Can't share over wifi, only have share over ethernet option

I've been trying to set up a hotspot from my laptop to share my internet connection over WiFi. However, every time I go to do it I only have the option to share over internet with connectify, but ...
4
votes
2answers
29k views

Set LAN to take network priority before Wi-Fi on Windows 7

So far I've tried to prioritize LAN the following: Moving the "Local Area Connection" up in the advanced settings as shown in How to change the network connection priority in Windows 7 and ...
0
votes
0answers
19 views

Windows 10 drops periodically for a few seconds on networking connections

I'm using windows 10 x32 in a workstation and x64 in a laptop and both have the same problem. After updating from windows 7, the networking connections are not working correctly. Win-10 x32 hangs for ...
0
votes
0answers
14 views

Home network ADSL Modem to Ubuntu Server to Wireless Router

I've got a D-Link DSL2544N in bridged mode connected to my Netgear R7000 wireless router, with an Ubuntu dev server hooked up to that through an ethernet port (I'd upgraded from the D-Link and didn't ...
1
vote
1answer
5k views

Can't stream videos even though I have a fast Internet connection

For some reason, despite having an internet connection that should easily handle it, I seem to be unable to stream HD videos from beginning to end. Specifically, I usually attempt to stream videos ...
0
votes
1answer
12 views

LAN client attempting to connect to many unkown IPs on Boot

I have a Zywall 110 Firewall. While perusing the logs I was seeing random bursts of attempted connections to unknown external IP addresses from a single LAN client computer. I noticed because I would ...
4
votes
2answers
11k views

Modify registry for Internet Connection Sharing?

My OS is Windows XP. Quoted from How to Change the IP Range for the Internet Connection Sharing DHCP service Use Registry Editor to modify the data value of the IntranetInfo value in the following ...
-1
votes
0answers
14 views

Hyper-V Network Adapter: virtual device ok, but no connection

As you can see from the following screenshot, I configured an Hyper-V VM with a Windows 10 guest running on a Windows 10 host. Virtual Switching to the Ethernet NIC is configured ok as External + ...
1
vote
1answer
13 views

View port 8080 output from own computer

I'm following the tutorial here to learn how to stream video between computers. http://rtcl.kaist.ac.kr/~bkkim/lecture/designlab/DesignLab_RoboCam_Lab6_C.pdf After installing the recommended ...
1
vote
0answers
17 views

What is a simple STUN test I can perform from a Windows machine?

I want to test whether someone else's Windows machine can access a public STUN service using UDP and receive a response on its network, which I expect is behind a NAT and firewall. I do not have ...
0
votes
2answers
35 views

Problems with multiple static network interfaces on Linux

I have created 2 static interfaces, eth0 and eth1. Here's how my /etc/network/interfaces file look like. # This file describes the network interfaces available on your system # and how to activate ...
1
vote
1answer
19 views

Troubleshooting slow boot due to network devices

I'm trying to troubleshoot boot times for a relatively modern machine with a SSD. The machine runs Ubuntu Server 14.04.3 LTS and it has two ethernet ports. Network Manager is not installed. When only ...
-1
votes
0answers
18 views

I can't open a single port

I can't open ports on my computer. What I have tried: DMZ my computer on router, set static IP, used nMap to see if ports were closed, asked ISP if they block ports, turned off and let programs ...
0
votes
1answer
3k views

Router Config IP Rejected

I'm currently using a D-Link DIR-601 router, and up until now, I have had very few problems with it. I've connected to the router control panel before using the IP 192.168.0.1. However, sometimes I ...
0
votes
1answer
25 views

remote ssh Connection refused

I hope this is the correct forum for this kind of question. I am a beginner in networking, so it could be that the problem is very basic... I am trying to remote ssh into a computer attached to my ...
0
votes
0answers
13 views

Can telnet but nslookup fails

The problem is exactly as described in the title... I'm puzzled. I've seen the opposite many times, but this... So once again, just to confirm: C:\users\274400>nslookup SERVERNAME Server: ...
0
votes
0answers
33 views

Networking not working due to MAC address in VirtualBox Ubuntu guest?

I have an Ubuntu VirtualBox VM guest under a Windows 10 host. At home I can connect to my wireless network and see the internet if I use bridged adapter, but not NAT. With NAT Ubuntu says I'm ...
1
vote
1answer
37 views

Home network - do I need QoS?

I'm planning to install a home network with the following hardware: Netgear UTM50-100 ProSecure Netgear ProSafe JGS524PE (24 Port switch, 12 Port PoE) ESXi Server w/ 2 VM's (AWS Storage Gateway ...
0
votes
1answer
24 views

When I connect to work email from an outside device, how am I connecting?

If I send an email form my work email account from my Iphone, how is it connecting? Would it be possible to check the email header of the email sent form my phone and find the IP address and figure ...
0
votes
1answer
50 views

Fiddler showing tunneling to unknown IPs

While I was monitoring my traffic today I noticed tunnels to many unknown IP addresses using the port 443. These IPs do not come from one country... Some are from Germany, Russia, Spain, Ukraine, ...
0
votes
0answers
5 views

change response on bridged connection

I am trying to change response on HTTP/HTTPS requests. I can do it locally on my PC with Fiddler software. Now I want to convert my PC to a LAN gateway... I can create a LAN connection with bridge... ...
6
votes
3answers
18k views

Windows + R (run) command to open Network Connections dialog

Find myself constantly changing NIC properties every day (switch, router, etc. config). Any happy fun command to open this dialog (.cpl or .msc) from the Run dialog?
0
votes
0answers
24 views

Not receiving emails in Outlook 2007

My business has a small office of 5 computers and our email access is vital on a daily basis as we receive orders and other important details, from a range of companies. The problem started a couple ...
0
votes
0answers
31 views

Force Windows 7 to treat all networks as 'Work'

I would like to know if it is possible to have Windows 7 (Home Premium) set to treat all new network connections as 'Work Network'? The default behaviour is that a window pops up and asks you which ...