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

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89
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7answers
22k views

Is it possible to ping an address:port?

I am not into networking, and I have the following question related to the Linux ping command. Can I only ping an address? For example: miner@raspberrypi ~ $ ping onofri.org PING onofri.org ...
1
vote
0answers
23 views

Two home networks but devices can only connect to one?

I have the following setup: 1 router w/ modem connected downstairs to the ISP, providing both cable and wi-fi internet to the downstairs. 1 router upstairs connected to the downstairs router ...
0
votes
0answers
3 views

Best approach for having an auto-restarting SSH tunnel service in Windows?

I use an SSH tunnel (with certain parameters, e.g. forwarding certain ports) to this server I work with. I run putty with the appropriate profile and everything works fine. But - I want this to happen ...
1
vote
0answers
19 views
+50

OSx Transparent proxy authentication with pf

I'm under a corporate, squid proxy. It is problematic to develop under this proxy since I have to setup the proxy details for every thing I use (for example, setting npm, or terminal http_proxy) I ...
0
votes
1answer
9 views

What's the difference between -sS and -sT on nmap?

What's the difference between -sS and -sT on nmap? Both commands give the same output (besides filtered ports/closed ports).
0
votes
0answers
9 views

Linux Ubuntu MATE 14.04.1 Connection Issues

I recently dual-booted Ubuntu MATE (14.04.1) alongside regular Ubuntu (14.04.1). Regular Ubuntu was able to connect to the Internet. Ubuntu MATE is having issues. It seems that the Wi-Fi is not on, at ...
0
votes
0answers
20 views

Mac OS X not allowing to intercept HTTP traffic. Am I missing something?

I am trying to intercept http traffic. I have setup proxy on Macbook and set the ip of it on the mobile device. I have tried setting up burp suite as well as charles proxy but nothing works. (NOTE : ...
1
vote
2answers
17 views

Do I need to inform my hosting provider before pointing my new domain to my existing hosting account?

I know that to point a new domain to my existing host, I have to specify the nameservers for the host on the domain's registrar site. But I'm not sure how can the hosting provider know which hosting ...
0
votes
0answers
24 views

How to setup a cheap linux router/proxy to log all URLs requested

I have a bunch of kids/devices connecting to the wireless router in my house at any given time. I know that there are many software/hardware solutions designed to filter out harmful content but I ...
0
votes
0answers
14 views

Cannot connect to Postgres 9.3 outside of network

I'm trying to remotely connect to my postgresql database. I can connect remotely within my network but when i try to access it from outside the network I receive the error: Could not connect to ...
0
votes
1answer
18 views

Connecting with SMBCLIENT to Windows 7 produces error: “protocol negotiation failed: ERRDOS:ERRnomem”

We've got a home network that has a mix of different operating systems, including two Windows 7 Ultimate PCs, a couple of Android phones, a MacBook Pro and two Linux PCs. My housemates own all but the ...
0
votes
1answer
43 views

SSH error ssh_exchange_identification: read: Connection reset by peer

I am trying to access ssh to a server but got "ssh_exchange_identification: read: Connection reset by peer". The same client works well when I move the computer to home but show the error when the ...
0
votes
0answers
8 views

Repeater Connected but no Internet Connection

I have a router and I want to connect it to my repeater. My Router IP is 192.168.1.1, So I set my repeater using static IP 192.168.1.50 255.255.255.0 192.168.1.1. DHCP is auto. I can connect using ...
14
votes
1answer
2k views

What kind of IP address is this? (WIN-F9PTTKUMI2U:29901)

While downloading a file with μTorrent, I noticed a strange peer with an address that was not an IPv4 or IPv6 address. μTorrent showed it as WIN-F9PTTKUMI2U:29901. What kind of address is this?
0
votes
0answers
3 views

Tor+Filezilla(FTP): 'Error: Failed to retrieve directory listing'

I have a domain on NameCheap. I want to upload some files using Tor and the staff said I could use Filezilla. I configured it by setting up a FTP proxy in Edit-->Settings and then added my account ...
0
votes
1answer
2k views

Ethernet issues in Linux mint.

After a hardrive crash I installed mint 17 LTS with many attending woes related to lack of drivers (two of my 8 usb ports can actually recognize devices plugged into them). I'm currently attempting to ...
0
votes
0answers
22 views

Cannot access webserver on virtual machine from the internet

I'm having trouble accessing my webserver when it's located on a virtual machine. If I put the webserver on the physical host machine, I can access it from the internet. However, when I try to access ...
0
votes
2answers
4k views

How to fix “Reset the Local Area Connection errors”

I'm getting errors saying Reset the Local Area Connection - doesn't have a valid configuration or No Internet Access or Reset Network Adapter on Windows 7. Microsoft solves the problems, then in come ...
6
votes
0answers
41 views

How does this site get my location perfect?

I was just visiting DNSleaktest.com and I found that it could find my location to my town. Most IP tracers think I'm about 30 miles away, saying I'm in Luton. So is it possible that it's just really ...
1
vote
0answers
18 views

Install Two Network Adapter Drivers Side by Side

I need to install CommView for WiFi on my computer, but the problem is that the replacement driver for my network adapter card that allows it to work with CommView for WiFi overwrites the original ...
0
votes
5answers
97 views
+100

Can I ping the public IP of a 3G dongle?

I want to ping my mobile device. It's a Raspberry Pi which has a 3G dongle and a working 3G connection. I can ping from my device to the outside but not the other way around. What I've researched so ...
0
votes
0answers
7 views

What are the names of my network adapters? (Vagrant related)

I'm trying to use mVagrant to set up a bridge on the correct network adapter. I keep getting this message: Specific bridge 'Wireless LAN adapter Wireless Network Connection' not found. You may ...
0
votes
2answers
2k views

Cannot access network PC

I was able to access network PCs by entering \ComputerName in windows explorer. This was working before until I tried it again a while ago (not sure when it stopped working). The error message is: ...
0
votes
0answers
25 views

My internet won't connect to my home- network [on hold]

I've been having this problem for a while.. my network keeps disconnected and it says "identifying.. no internet access" and this problem only happens with my home network, not with other networks ...
0
votes
1answer
58 views

I have a windows VPN connection but it has “No Internet Access”. How do I get it WITH internet access?

I have been doing research on this topic for days, I have a windows 7 Ultimate machine running on a blazing fast internet. I set up a VPN on that machine, and would love it if the VPN can share my ...
0
votes
0answers
10 views

Chrome ERR_NAME_NOT_RESOLVED

I registered a CNAME record from mydomain.futbol to a godaddy domain I can correctly ping the new address, the trace route reaches godaddy servers. I can not display the page on my browser, I get this ...
-2
votes
0answers
20 views

How to measure LAN performance in a packet tracer [on hold]

How can I measure the performance characteristics of a local area network (LAN) and Internet connections by using packet tracer under varying conditions: creating and/or using software tools that ...
1
vote
0answers
13 views

How to repeat a WIFI connection to other devices from Laptop to MIFI 2

On our sail boat I have a strong antenna to pick up guest WIFI hotspots. The antenna is connected to a lap top through a coax cable. I also have a MIFI 2 to connect devices using a data plan. Is ...
2
votes
0answers
10 views

How to set up a hotspot with socks5 proxy

I have a laptop with linux installed on it. The laptop has two network interfaces: eth0 and wlan0. Normally I surf the Internet through eth0, and I've successfully set up a hotspot in linux for my ...
1
vote
1answer
20 views

Network loss after installing Hyper-V

I am running Windows Server 2012r2, after adding Hyper-V my NIC thinks it is unplugged although I have activity lights blinking. mobo: MSI A88X-G45 Gaming I'm using the latest Win8.1 x64 (since ...
0
votes
1answer
193 views

Network Printer going to Offline

I have a 80 networked computer running Windows-7. And a Canon LBP3310 printer attached to the system with IP=10.0.0.12 and shared. The problem is that sometimes,while it is online for most of other ...
-4
votes
0answers
33 views

Is there a job in the IT industry that doesn't involve sitting in front of a computer the entire day? [on hold]

Is there a job in the IT industry that doesn't involve sitting in front of a computer the entire day? But also, not dealing with people all the time?
0
votes
0answers
15 views

Wifi sniffing only outgoing packets

When I am setting my wifi card in monitor mode and disconnecting it from wifi I am able to sniff every packet coming in and out from my tablet (http requests and responses) but when I connect to ...
0
votes
2answers
2k views

OpenVPN tun0 extremely slow

I'm working in a vpn - the server is connected via a 16.000 mb/s line. Sure, this connection is really slow itself, but the vpn connection doesn't use the real bandwith. So i connected to the server ...
1
vote
1answer
22 views

Website resolves with old IP address - only on my computer

So I've been in touch with my hosting as I'm locked out of my website due to it resolving with my old ip address (I have tested this - i'm locked out due to the fact my old ip address just displays an ...
1
vote
2answers
4k views

Can't use local default gateway with Cisco Anyconnection VPN connection

I'm using Cisco Anyconnect as my VPN client on Windows 7. When I connect to VPN, all my traffic is routed through the remote gateway, but I'd like the traffic to route through the local gateway. I've ...
0
votes
1answer
44 views

How to “hide” VoIP traffic?

I'm pretty soon gonna be punished by my telecom operator for using WhatsApp,Tango,Skype etc. From now on not only will I be charged for the 3G Connection that makes services like WhatsApp,Skype etc ...
24
votes
3answers
22k views

How can I rename a network in Windows 8?

I recently replaced my home router, and now Windows 8 seems to think that the main Ethernet network is called "Network 2", when it used to simply be called "Network". There is no "Network" ...
0
votes
1answer
2k views

xtreamer doesn't see Window 7 shares

Weird situation after reinstalling Windows 7 on my PC. Suddenly the xTreamer (media streamer) that's connected to the same LAN doesn't see shares by my PC. Other PCs (and even a MacBook) on the same ...
0
votes
0answers
16 views

VNC over Reverse SSH Tunnel or VPN?

Okay so I'm fairly new to SSH Tunneling, VPN, VNC, all that good stuff. *NOOB ALERT* I recently bought a Raspberry Pi and I loaded the Raspberry Pi release of Kali Linux on it. I have tried all day ...
-2
votes
1answer
16 views

Connecting to LAN webserver through a tunnel on LAN node?

So I have work computer that has access to LAN webserver that is not accessible from WAN. Now I want to plant some kind of silent software in my computer to allow me to tunnel to said server through ...
0
votes
0answers
9 views

Get all the Up ip in the local network -java [on hold]

For the Java project i need to scan the list of ip connected to the same local network via wlan or eth0 or anything. I need to get the list of ip address that are up in the local network. I tried ...
0
votes
2answers
46 views

Win7 won't mount WinXP share

For quite some time I have had an old WinXP server, with a couple of shared folders, and a Win7 client, accessing those shares. It used to work flawlessly up until 2 weeks ago, when there was a black ...
0
votes
1answer
814 views

Dell M4500 does not connect to internet

I have a Dell M4500 that does not connect to the internet. I have called Dell and they have replaced the motherboard but it does not work. They told me that it is a software problem. It suddenly ...
1
vote
1answer
32 views

Configure a linux VM to use host computers internet connection

I am using a software which must be configured as a "bridged network" on a Virtual Box VM. I have already tried with NAT and other configurations but none of them work. the bridged network is the only ...
0
votes
1answer
79 views

how to disable tcp congestion control [on hold]

here i have a private network, i know its bandwidth and it will never congestion, but will lost packet sometimes. its bandwidth is just same as network interface, both are 100Mbps. it means i could ...
0
votes
1answer
37 views

Local-link IP - 169.254 - for wireless network adapter - how to fix?

Definitely not the first person to ask this, but I'm wondering how to troubleshoot this... At the moment my wireless adapter on my Windows 7 PC is having issues connecting. My wireless adapter says ...
0
votes
3answers
3k views

Windows 7 cannot connect to internet after sleep/hibernate

This problem has surfaced recently. After If I switch on my laptop from hibernate/sleep mode, it can;t connect to internet. It displays all the available networks (wireless) but it never succeeds in ...
0
votes
1answer
7 views

Why is Postgres sending network traffic on OSx

I was looking through my Activity Monitor seeing if there was anything running that was hogging my network and noticed that Postgres has the largest amount of bytes sent. Now the numbers aren't ...
2
votes
0answers
173 views

CCNA: OSPF adjency over Framerelay

I set up framerelay and I can successfully ping from R1 to R2. The problem I'm having is that there aren't OSPF advertisements. I explicitly stated broadcast when mapping the IP's. Here are my ...