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.
34,584
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How do I access local web address in a microsoft virtual machine?
I have downloaded a Windows 8.1 VM from Microsoft's dev center to do local testing for IE11.
Host is OSX
Guest is Windows 8.1
Using Virtualbox 5.0.12
Host machine /etc/hosts file:
127.0.0.1 www....
- 141
2
votes
0
answers
1k
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where does Windows Task Manager measure network data rate
I am trying to build a 10Gbps Ethernet channel between an FPGA and a Windows 7 PC. For a rough estimate, I measured the bandwidth usage of the link using Windows Task Manager's Network Tab. Later I ...
- 121
6
votes
2
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Virtualbox bridged network is unreachable
I'm trying use a network bridge adapter for my VM (fresh Ubuntu server 16.04 LTS install) within the latest version of Virtualbox (v5.0.20). Running ifconfig -a gives the following output:
As you can ...
- 175
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2
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1k
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Blocking a device from all network traffic, but with specific exceptions
I have a router that runs Tomato, so I have access to iptables. There's a device on my network with an IP address of 192.168.1.100. I don't want it to send data to the Internet except for a very ...
- 131
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1
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Why does "Windows Games Explorer" attempt to access the internet whenever I launch a game?
I'm running Windows 7 SP1 Ultimate (64-bit) and the OS is making some undesirable and unidentified calls to the internet.
Whenever I launch a game (in this case Unreal Tournament) I notice Windows ...
- 767
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3
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13k
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Interface Eth1 not visible in Virtual Machine
I am new to linux networking. Basically I wanted to use eth1 interface of my PC in VirtualBox but I simply don't find the eth1 interface. Below are the ifconfig and sudo ifconfig eth1 outputs. Please ...
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1
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51
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My laptops wi-fi gets disconnects automatically
hi i have dell inspiron 3520 laptop,and for last two months i am having problem with my wi-fi connects.I connect wi-fi and when i start using internet it gets automatically disconnected so i every ...
0
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0
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180
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RT-N66U trying to connect to VPN after server removal
A while ago, I set up my Asus RT-N66U itself as an OpenVPN client, effectively tunneling every client's traffic through the VPN.
Now, I have disabled the VPN client option (I removed the server's ...
0
votes
2
answers
295
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List only interface names for ifaces that have 'parent: eth0' field in ifconfig output with sed and/or grep
ifconfig output:
lo: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 33192
inet 127.0.0.1 netmask 0xff000000
inet6 ::1 prefixlen 128
inet6 fe80::1%lo0 prefixlen 64 scopeid ...
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1
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53
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Setting up ethernet connect between 2 Win7 system
I am trying to setup SVN server in a computer and access repository from the server from another computer. Server and client works fine when they reside in one computer, but problem starts when I try ...
- 421
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Netstat shows very large number of connected IPs
I just ran netstat on my computer and found a large number of remote IPs connected, at least one of which shows as being from a website which when I googled was listed as a known scam site -- a site ...
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1
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111
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Passwordless ssh login and cloning repositories via ssh gateway server?
In order to access a particular linux machine, I must first ssh to a provided gateway server, however I never receive a command line on the gateway server. Immediately on login to the gateway I am ...
- 153
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1
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When a VirtualBox VM's Adapter is set to NAT can a VM access the Host computer?
In a VMs network settings:
Right click settings,
then in the resulting Settings dialog select Network from the side bar
And click any Adapter N tab,
If I set the Attached to: drop down to NAT
...
- 22.4k
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2
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817
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When a VirtualBox VM's Adapter is set to Internal Network can the Firewall of the Host Machine Control Access to the guest VM's Ports?
In a VMs network settings:
Right click settings,
then in the resulting Settings dialog select Network from the side bar
And click any Adapter N tab,
If I set the Attached to: drop down to Internal ...
- 22.4k
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vote
1
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2k
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Streaming video through wifi routers [closed]
Let's say that I live in a large villa where all of it is covered with a WiFi network. I have a small drone with a camera mounted on it, and I want to stream the video captured by the camera on the ...
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1
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2k
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What is SoftPerfect LightWeight Filter in my Win7 network stack?
After installing the drivers for my realtek wifi card, I have this item in my network stack:
SoftPerfect LightWeight Filter (Description: SoftPerfect NDIS LightWeight Filter).
I've googled, but can'...
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0
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1k
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vnc cannot connect to host after changing server hostname, server is ubuntu14.04.4
I was using vnc to connect to my new Ubuntu 14.04.4 LTS machine.
This afternoon, I changed the host name (first changed /etc/hostname and /etc/hosts file and ran service hostname restart). After this, ...
- 165
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2
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84
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Can wireless extenders with the same network id interfere with each other?
I find myself to connect to wireless networks where the same network id is reused by multiple network extenders. Besides making troubleshooting harder, i wonder whether this could also create ...
- 151
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4
answers
1k
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Routing in simple home LAN
I've following home LAN structure:
I'm trying to ping PC2 (192.168.1.2) from PC1 (192.168.0.11) but without success. Based on my previous post responses i've added a static route on PC1:
route add ...
- 689
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1
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4k
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SoftEther VPN Server has slow download but fast upload on linux host
The following ASCII drawing describes my problem:
+------------+
| Internet |
+-----^------+
|
|
|
+-----+------+
| Router <-----------------...
- 477
1
vote
2
answers
2k
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What's the bandwidth between two VMs on the same host
I have two Virtualbox VMs, the network configuration of one is NAT and the other one is NAT+host-only adapter.My host is a desktop located in a university lab with Local Area Connection 100.0 Mbps, ...
- 11
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1
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1k
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Tcp Re-transmission timeout in a very short time?
I have two Windows 2012 R2 machines (122 and 115) hosted on the same VMWare host. We have a heartbeat at application layer between those two machines, from time to time there will be tcp re-...
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1
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5k
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Port not open but still able to download : how does it work?
When using p2p softwares such as a torrent client or emule I am unable to open ports even if I allow them in my firewall and forward them in the NAT configuration. Even after doing those two things ...
- 995
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2
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9k
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how to get ip address of centos 7 vm?
I have a centos 7 virtual machine on my mac.
I'm trying to get its ip but can't find it.
and
and
- 121
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votes
1
answer
4k
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Does my local computer work as DNS server?
I want to know if my local computer works as DNS server.
I mean, when it tries to resolve internet addresses does it first look in it? Like, is there a DNS cache in Windows 7 or the internet browser? ...
1
vote
0
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128
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Unable to access google.com with FireFox Windows
I can ping google.com and it's dns servers but I just can't seem to open google.com/ncr on Windows 10 PC but I'm able to access it with Chrome (same PC) and also OSX's Firefox (same build) (macbook on ...
- 11
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0
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129
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Unable to receive IP from DHCP when using ICS on Local Area Connection
The computer fails to get the IP from DHCP when I set internet connection sharing in on. (The network reads "Unidentified Network".)
I have to manually turn it off and then connect again to get an IP ...
- 119
2
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0
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275
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How can I set up my ethernet on a fresh install of Fedora Server 23?
I am using Fedora Server 23, and cannot get my ethernet connection to work. It works fine on Ubunutu, OS X, and Windows 7 on the same machine.
[root@localhost etc]# ifconfig
ens5: flags=4163<UP,...
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2
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3k
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Practical (not theoretical) Subnetting 192.168.0.0/25
The Situation
I have a Netgear WGR614v7 router (wireless disabled).
Hosts in both subnets should have internet access but should not be able to ping hosts across the subnets.
I want to split my ...
- 504
0
votes
0
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512
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Opening port on Comcast modem/router connected to Netgear Prosafe firewall
I've been unsuccessful in opening ports on my static IP address. Add advice on my setup would be appreciated.
Static IP -> Comcast Modem -> Firewall -> Group Computers (Windows Firewall)
Comcast ...
- 101
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0
answers
64
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Cannot reach 4G-router past IPcop firewall
I have been using IPCop for several years and versions. My current setup is
ISP(WAN) -> 4G usb modem -> Dovado Pro -> IPcop v2.1.9 ->LAN
For IPcop Dovado is the RED network (WAN). ...
- 11
1
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1
answer
5k
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Finding VCI and VPI numbers remotely
I am trying to connect to my ISP with a new router but after calling my ISP they say they don't know what my VCI and VPI numbers are. Is there a way of finding these out remotely?
The issue has been ...
0
votes
1
answer
657
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Bonjour dns-sd and Avahi service visibility
I have avahi-daemon running on my BeagleBone Black machine (Debian Jessie). It is in the same network as my PC, but I wonder why when I register service with avahi-publish on my BBB, I cannot see it ...
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2
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524
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WINDOWS 10: I receive a "no valid IP configuration" on both WIFI and Ethernet.
More specs:
It works on all other devices in my house.
I am missing a connection-specific DNS suffix, and no default gateway. The auto ip is a 169.54.x.x
The ip address of the router : IP Address 169....
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0
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1
answer
210
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How can I tell if my home router can host a public site
I have a dedicated computer running debian. I have nginx up and running on it (can access it locally no problem via 192.168.x.x). I've put that machine in the DMZ on my router (Bell Home Hub 1000).
...
- 101
0
votes
1
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53
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Access OSX Server over VPN
I have an OSX server in my home and I would like to be able to access some of the services like the Wiki Server over the internet.
However, I because my ISP (xplornet) is not very good, I cannot do ...
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0
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18
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How to redirect requests to a static URL until logged in?
I want to know how to redirect every URL request to a constant URL for authentication.
Once authenticated, the requests should work as usual.
Example:
I have an internet connection. The ISP requires ...
6
votes
2
answers
17k
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Slow VNC. Where's the bottleneck?
I have two computers in a LAN, one for leisure and one for hobby.
The latter I connect to via Remmina VNC.
This is what the desktop of the hobby computer looks like.
The speed of my mouse cursor is ...
- 161
1
vote
1
answer
48
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Confusing network layout that works
I have a network like this:
Blue means Virtual Box virtual machine, yellow means router and white means normal computer.
When I want to communicate with Client using Windows PC I set Firewall as Win ...
- 483
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0
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723
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10.0.0.1 is non-routable IP v4 address but it is routable over the Internet
Strange but this is happening to me I have checked on multiple machines but on the same network. IP v4 address - 10.0.0.1 is routable! see attached screenshot and suggest why this is happening. since ...
Pramod
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1
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984
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Cat6 Cable not working with router, only working with Laptop
I just made a Cat6 wire and the order of colors is
orange strip
orange
blue
green strip
blue strip
green
brown strip
brown
This cable on one end is connected to modem and the other end only ...
- 223
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0
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222
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EE Brightbox Router2 won't switch on at all; no lights showing
I have an EE Brightbox Router2 which suddenly dropped the connection. On inspection I notice there were no lights on the router at all. I tried removing the power adapter, waiting ten seconds then ...
0
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1
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1k
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Trying to get a modem into proper bridge mode
My ISP has given me a real piece of crud fiber-optic modem (an EPON HG220G-U), and I'm trying as much as possible to turn it into a dumb pipe, and have my Mikrotik RouterBoard do all the real work.
...
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2
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16k
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I cannot Ping any IP or Web address only on my machine running Windows 10
For a few days, I have noticed that I cannot ping any Local IP from the network, only on my Laptop from Asus. When I open CMD then type ping 192.168.1.1 or ping 8.8.8.8 (Google DNS), I don't get any ...
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1
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765
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Slow download speed on Windows 10
When I built my computer I only had a Windows 7 disk lying around, so I installed Windows 7; Internet worked completely fine and didn't have any issues with the download speed.
I then downloaded ...
- 2,363
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1
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Will a router's DHCP/ARP table show a network switch?
My network setup:
wan > pfsense router > switch > unifi AP
Well I just got the switch. Brand new. I'm trying to set it up, but it's showing two IP addresses. The switch config utility says "IP ...
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1
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62
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How to extend internet coverage on this apt?
I'm a network novice, so please bear with me.
I want to extend internet coverage throughout the apartment, and I have no idea how to do it.
Our apartment looks more or less like the image below. The ...
- 521
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0
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373
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Windows to Windows USB network/file share?
I have a Windows 10 PC and a Windows 10 Tablet with micro USB port.
I want to know if it is possible to use a USB cable to share files between them. I currently use my Wi-Fi and Windows File Sharing, ...
- 46
0
votes
2
answers
2k
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I cannot access my server outside the network even after forwarding port 80
I am using ubuntu server to host a server on a virtual machine(virtual box). I can access my server on my home network but when i try to access it using my external/public IP it send me back to the ...
- 1
1
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1
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878
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I need a transparent rj45 to wifi bridge
I need transparent platform independent rj45 to wifi bridge- does such a thing exist?
I want to connect a computer to the device via an Ethernet cable, the device will then bind the IP of the ...
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