Networking is the art of connecting two or more devices together so that they can communicate with each other.

learn more… | top users | synonyms (2)

0
votes
1answer
10 views

Forwarding requests to my external IP to a different IP

When I connect to my external IP in linux, it gets forwarded to my gateway (router). But I need to run a server, so I need to be able to forward requests to my external IP to my computers ip address. ...
0
votes
0answers
23 views

can I know who on the network copied a file from my computer from my shared files ? and how ? on windows

How to find out who copied my files from the network, is there is a log file on windows that tracks who copied files and when.
0
votes
0answers
7 views

Accessing bridged VM from within VPN

I'm trying to get a torrent remote (Transdroid) on Android to connect with a torrent client within a bridged VM. All traffic from the VM goes through a VPN. Problem is, when I attempt to connect with ...
0
votes
0answers
19 views

Wrong IP address present when connecting from localhost to localhost

I have a Linux server with Ubuntu installed on it. When I connecting to some service (MySQL, apache, icecast for example) from the same machine at address 127.0.0.1, they all show that I connected ...
0
votes
1answer
18 views

Where do port knocking services listen for incoming knocks?

I'm trying to understand how a port-knocking daemon is able to monitor for knocks, independent of the firewall rules (e.g. accept/drop/reject packets). I've installed knockd, which listens for lets ...
0
votes
0answers
7 views

How to fix NAT type-Strict on xBoxOne

I have a Motorola SBG6580, xBoxOne, directv genie and other deivces, and WOW as my ISP. For the last week I've been getting "NAT type-Strict" on my xboxone which prevents me from chatting and ...
2
votes
0answers
13 views

Lan printing issue HP 8600 pro

I'm having random issues with lan printing. Network composition: 2 PCs (Windows 8) are connected by Ethernet 2 Macs (10.9 & 10.10) are connected by Wi-Fi 1 PC (Windows 8) is connected by Wi-Fi ...
1
vote
0answers
12 views

Why does IE resolve https://localhost but Firefox does not?

We're running Windows 8.1 with the current stable Firefox and IE. There's a fresh installation of Apache 2.2 that has been enabled to do SSL. http://localhost is reachable in Firefox and IE and ...
0
votes
1answer
28 views

Sawtooth shaped ping

I moved to a new place and over here, I'm getting much worse internet speeds than I should. It was ok for the first day, around 40-60Mbps but the second and third day it dropped to 5-6ish, every now ...
-1
votes
7answers
52 views

Disable internet connection permanently windows 8.1

I have used "Ipconfig/release" command to disable internet but it allows to connect to internet after I restart my PC. Is there anyway to disable internet permanently, and a method to restore it ...
1
vote
1answer
22 views

Check network speed

Is there a way to check that my network is alternating between the routers to the Internet? I wasn't the one that set up our network. Physically I can see that we have one phone line into the our ...
4
votes
3answers
926 views

What other IP addresses can/should I use for my home network?

I've been using 192.168.1.x for my home network, which has been perfectly happy for quite some time. However, I just started a new job, and they use the same set of IP addresses when I connect over ...
0
votes
0answers
3 views

Disabling IPv6 on a specific network adapter without UI

My problem is similar to the one described in How to disable IPv6 on a particular network interface using Server Core? - just on Windows 7. The answers seemed helpful at first, but are not fully ...
0
votes
0answers
7 views

IPv6 global address lost after delay

I have a (gentoo linux) computer behind a home router (Fritz!Box 7360). When I initially connect it via a wired connection, it is assigned a link-local address (fe80:...), a unique local address ...
0
votes
1answer
30 views

Why is only 127.0.0.1 considered as a loopback when anything from 127.0.0.0/8 is routed to localhost?

In every network tutorial/reference that I've seen is as a loopback considered only 127.0.0.1 IP address. I've tried to ping any random address from 127.0.0.0/8 and it also routed me to localhost. Are ...
0
votes
0answers
3 views

Playing with nm-applet causes eth0 disappear

I was troubleshooting issues on my network at home. Computers on local network did not obtained IP from DHCP server. Now I know that SOHO router where DHCP is running went to default state for unknown ...
0
votes
1answer
17 views

Cannot connect to WiFi network on Windows 8 / 8.1

I see about 12 other WiFi networks in the WiFi list displayed by Windows and can even connect to them (one of them I know), so WiFi is basically working. However, I cannot find the network I usually ...
0
votes
1answer
19 views

Why do I need a loopback adapter on the target hosts of a Virtual IP?

I recently ran into a problem involving virtual IPs for the first time. The virtual IP targets two different (as far as I can tell, physical) hosts. The hosts are linux, but I don't know what software ...
1
vote
0answers
13 views

Wamp, Route External IP to one file and Internal IP and Localhost to Wamp HomePage

So I recently downloaded WampServer and was wondering if there would be away for me to be able to route my external IP address and my internal IP address, along with Localhost, to separate locations. ...
1
vote
1answer
15 views

Dns: results of dig of domain.com with and without www

I ran dig against a certain domain which I own, say for example domain.com. After executing dig domain.com, I obtained results like the following: ;; ANSWER SECTION: domain.com. 21600 IN A ...
0
votes
0answers
8 views

Automatically prefer interface with internet connection in Windows 7

It's fairly often that I have hardline internet and am programming devices over wifi; or am on the university wifi and am programming devices on an off-grid LAN. There is lots of Q&A here about ...
0
votes
0answers
6 views

Find My Phone - iCloud - Device Location - Locked [migrated]

My girlfriends computer was stolen this morning. She has Find My Phone installed. I'm tracking it from work, but it has a status of locked. (I'm assuming apple put this on when she called, and ...
0
votes
0answers
10 views

IPsec on a LAN without a VPN

I'd like to set up layer 2 authentication and encryption for a LAN via IPsec, without having to run a VPN endpoint. Essentially the goal is a point-to-point setup where traffic between configured ...
1
vote
1answer
20 views

Why can't the VMs in my pen-testing lab ping each other?

I have setup Kali Linux and Windows XP in Virtual Box. My first problem is, these two systems are not being able to ping each other. Second is, they are not being able to connect to the Internet ...
0
votes
0answers
22 views

Cmd cannot find a mapped drive

Here's my problem: we have a network drive that's mapped to T:\, and it's pointing to \\somecomputer\somefolder\. We can run: \\somecomputer\somefolder\someapp.exe from cmd. We can also run pushd ...
0
votes
2answers
58 views

What type of connector is on this NAS-like storage device?

I have a NAS kind of box, which I got it from my old office when they were moving out, at first I thought this was a simple Ethernet cable, but it is not. Any idea what this connection is? Another ...
0
votes
4answers
58 views

Why Telnet protocol uses only 1 port on server while FTP uses 2 ports

I got this question in a job interview and I had no idea what to answer. Can someone please help me understand it? Why does telnet protocol use only 1 port while the FTP protocol uses 2 ports on the ...
0
votes
0answers
10 views

Getting PXE-E78 error when trying to network boot [migrated]

When imaging a laptop or desktop through our network, I keep getting these errors. The fix I've found is starting Windows up before I throw up our company image and doing a renew/refresh in cmd. Any ...
0
votes
1answer
19 views

Accessing APC Smart UPS Network Management Card via hostname

I've got a new APC SmartUPS X 1500 with the build-in network management card AP9631, which I can access it via the ip-address 192.168.0.154. This IP-address has been given by my router's DHCP. When ...
1
vote
0answers
4 views

tun interface not working in ubuntu14.4?

I have problem making the tun interface on Ubuntu 14.04 work correctly. The commands lsmod | grep tun and sudo modprobe tun return nothing. Even the module, tun.ko.gz in /lib/modules/ and ...
0
votes
0answers
13 views

Server 2008 credentials not recognised when logging in via a domain desktop

When using an RDP session to log onto a windows server 2008 server the credentials are not recognised, however, the server registers this as a failed log in and locks the account. When using a ...
1
vote
0answers
21 views

Monitor who's connecting to your wifi connection on Kali Linux [on hold]

I'm wondering if there's a software/tool which can manage the accesses to my wi-fi connection. I'm using the modem dashboard now, but it's slow and complex, as it's not direct as a software and I ...
1
vote
0answers
17 views

How to access a server on VMware from the web?

Here's what I have done: I set up an apache server on Ubuntu in VMware. I used the NAT config. I set up port forwarding. Now on the host machine, I can access the server using localhost. It ...
0
votes
0answers
4 views

Sharing Lost on MultiPoint Server [on hold]

I have a Windows MultiPoint server with some zero clients, some times connection to share folders of server lost and I should uninstall and reinstall file and printer sharing service on Hyper-V ...
0
votes
0answers
14 views

IP forwarding setup on Mac OS X

I’m writing a script—for Mac OS X only—that creates a “man-in-the-middle” (MITM) like attack with ARP poisoning for research purposes. Right now I am able to construct ARP packets to send to ...
3
votes
2answers
27 views

Does a typical home router support classless IP address?

All typical home routers I know of allow us to set a custom subnet mask, and because of this, I am really curious about whether they support the use of classless addressing scheme, meaning that in the ...
1
vote
0answers
15 views

Some sites does not work with IPv6

I have a IPv6 problem. I'm running native dual-stack IPv4/IPv6 and most sites works just fine over IPv6, but some sites won't load. Any idea what can cause this? I have tried to reduce the MTU, but ...
-1
votes
5answers
64 views

Is it true that IP is used to transmit data from network to network and cannot be used to transmit data within a LAN?

I just started to learn about Networking and I am curious if I am right with my understanding that IP is used for networks to networks data transmission, it cannot be used for data transmission within ...
0
votes
0answers
38 views

localhost:8888 works but <ip>:8888 does not

My home LAN works fine overall. I can share files between computers, and they can ping each other just fine. However, it seems all my computers have an issue, they cannot connect to TCP ports through ...
0
votes
1answer
37 views

In Ubuntu 14.04, how to disable wpa_supplicant looking for peer to peer (p2p) networks?

CVE-2015-1863 - people can maybe break into your computer from anywhere in radio range, by sending specially crafted P2P network management packets. The disclosure says you can mitigate the ...
1
vote
1answer
15 views

Can't add default route - RTNETLINK answers: Network is unreachable

On an Ubuntu 14.04 server (3.16.0-30) I'm trying to add a default route and getting error as follows: ip route add default via 172.16.111.99 dev bond0.11 RTNETLINK answers: Network is unreachable ...
-1
votes
2answers
31 views

MAC address spoofing and MAC collisions [on hold]

Please assume my ignorance as I am quite new to the topic of networking. Say a person had a public wifi setup that, once users logged in to the wifi itself, users could access some, but not all, of ...
0
votes
0answers
11 views

How can I create an isolated network with 2nd NIC on Win 7?

Here is my situation: My test PC has an existing NIC, wired connecting to our internal network, no internet access. the ip range is 172.16. Now I need to create an isolated wifi network, also no ...
0
votes
0answers
11 views

how to enable only IPv6 on interface

I have a linux server that has multiple network interfaces, on one of them I want to completely disable IPv4, so that it only has IPv6 there. Is it possible? How? Note: I don't want to disable IPv4 ...
-1
votes
0answers
14 views

BGInfo show only active IPv4 Address

We are using BGInfo to show, among other things, the active IP addresses. We created a new field with the WMI query SELECT IPAddress FROM Win32_NetworkAdapterConfiguration WHERE IPEnabled=True. The ...
1
vote
1answer
13 views

How can I proxy a port for a network service

Imagine you have 2 servers, one is serving network service on port 800 and other one is doing another service on port 801. You use public IP for both of them, both servers have 2 network interfaces ...
1
vote
1answer
23 views

How turn on SMTP Authentication?

How turn on SMTP Authentication? When I try send a mail from my mail server email (example@example.com) to my icloud email (@icloud.com) I receive this back: Mail from IP( my.ip.rigth.here) was ...
0
votes
2answers
25 views

default gateway based on IP?

yesterday I decided to try something extra at my job (volunteered to do so) I decided to manually add a computer and assign it a private ip address netmask and default gateway. On a normal at home ...
0
votes
0answers
14 views

Cause of unreliable connection?

I have the following infrastructure: A hosted server with an FTP server (Windows Server 2008 + FileZilla). An office that connects to the internet via ADSL (provider = Telia). In that network a ...
2
votes
0answers
23 views

Configure firewalld to distinguish home and public ethernet connection

I connect my notebook via ethernet at home and outside. I want to open some ports for services like samba only at home and not somewhere else. How can i let firewalld automatically detect where i am, ...