Networking is the art of connecting two or more devices together so that they can communicate with each other.
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10 views
How do I see which networked machines are connected to my Windows 7 machine?
On my Windows machine, I setup a share for people on my local network to access some videos.
But, I don't want them to have willy nilly access to it.
How do I see when they are connected? (some are ...
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0answers
17 views
Cannot Use the Wireless Hosted Network Feature on Windows 7
I have 2 pc's. One of them have a broadband internet connection. Now for the second pc I connect it wirelessly to the first through a wireless USB adapter. I set up the the first pc to act as a proxy ...
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1answer
15 views
How to change local IP to domain name so a host can access a VM?
I've managed to set up a Debian server (in a VM) and now I can access it in the Windows 7 host at 192.168.56.101
Is there any way to "map" that IP to a domain name? It doesn't have to be accessible ...
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1answer
16 views
Wired computers can't see the wireless computers
I have a Netgear SRX5308 router with DHCP enabled as follows:
Router IP 192.168.1.1
Subnet Mask 255.255.255.0
Start IP 192.168.1.100
End IP 192.168.1.254
DNS 1 192.168.1.71
DNS 2 192.168.1.72
Then ...
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1answer
16 views
Penetration testing with WMAP, only for my domain, not the others with the same IP?
My domain got massively hacked, so I'm doing some penetration testing with it using WMAP and NMAP etc.
However, I believe it's on shared hosting, so running tests on 182.34.xx.xxx (the IP address for ...
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0answers
20 views
How to fight network latency and jitter issues on Wifi?
I'm having problems with my Wifi connection.
I did a test on PingTest.net with the following results:
Packet Loss: 0%
Ping: 103ms
Jitter: 29ms
Same test but from another machine on the network ...
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0answers
8 views
Kerio Connect Basic Setup
I am trying to set up Kerio Connect on a small bussiness network (SBS 2011 Essentials and Windows 7 client PCs). I have a domain registered at HostGator, which I only use for emails. I am trying to ...
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0answers
22 views
How to change the background of a folder?
How to change the background of a folder text located in D:\? I am using a shortcut of the folder on the desktop. When short cut clicked changed background is not appearing. But when the folder is ...
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1answer
9 views
Virtualbox 4.1.20 No Network Access from Guest on Windows XP
I cannot get the VirtualBox guest to connect to the host or vice-versa. Whatever network setting I change on the guest does not seem to make any difference. I can see the internet and all the ...
1
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0answers
17 views
Accessing media drive over VPN
I have set up a VPN server using OpenVPN on my home Ubuntu 10 box as a means to access my home network drives and media drives whilst at work and on the move. I get a valid connection, can ping and ...
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1answer
31 views
How can I run an arbitrary command when ping completes?
How can I construct a command to ping a host every minute or something, then run a command when it doesn't time out (when the pinged host comes online)?
Basically I want the following pseudocode:
...
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0answers
27 views
Can anyone explain how the loopback interface works? [duplicate]
I got to understand how TUN/TAP works from the following illustration:
TUN/TAP illustration
I'm at a loss how the loopback interface works. Can anyone explain a bit about how the loopback interface ...
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2answers
40 views
If there are 2 NICs on the same machine, can a TCP client on one NIC connect to a TCP server on the other NIC?
I use TUN/TAP to create a tun NIC tun0 with IP 10.10.10.2, and I have a real NIC eth0 with IP 202.112.34.49
Then I run a TCP client which binds its socket to 202.112.34.49 and a TCP server binding ...
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0answers
22 views
Network PCs Lost internet, Server Doesnt
I currently have a small server (running Windows Small Business Server 2011 Essentials) and 3 pcs set up in a network. I moved the server this morning, unpacked a new printer and plugged it into the ...
1
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2answers
36 views
How to safely store passwords to access several servers? [duplicate]
I administrate several Windows servers, and I have run into this "how do I maintain all my passwords" problem.
The servers in question are all stand-alone and distributed all over the world. In other ...
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2answers
40 views
Server Computer is not listed in My Network places
The server computer is not listed in my network places, when I opened the network from the client computer. We are using Windows 2003 Server and all other client computer installed Windows 7 64-bit. ...
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1answer
28 views
Simple Network Connection issue
Using Windows XP, all Notebooks (HP6910p) are connected to switch through cables. Cables are okay/tested and working perfectly. All of computers are automatically being assigned an IP on network ...
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1answer
31 views
Connecting to Hidden Networks fails in Windows 8
I'm aware of similar threads like this:
How do I connect a Windows 8 laptop to a wireless network (which has a hidden SSID)?
But apparently there are no definite answers to this question.
In short, ...
2
votes
1answer
15 views
Port forwarding ZyXEL-VSG1432
I just got this replacement router from Telus, and I wanted to forward some ports on it. I've done this numerous times, so I think I knew what I was doing:
Set static internal IPv4
Go to router GUI
...
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votes
1answer
29 views
DD-WRT, virtual hostname forwarding to other names/IP's using round robin
I'm using DD-WRT v24/K2.6 on Netgear WNDR3400. On my home network I have many machines running (I do lots of distributed programming). I want to create a virtual hostname, say publisher, such that any ...
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0answers
24 views
How does Windows schedule network traffic?
I have a scenario where multiple connections are fighting for my upstream, and any one of them capable of utilizing 100% of what is available.
I've noticed that with three concurrent uploads, one via ...
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1answer
20 views
Connect to server share outside network
I have a server running SBS 2011 essentials, how do I go about setting up a connection, either to the server or a specific share?
Ive been trying mapping a network drive with the server IP (also set ...
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0answers
21 views
how raw socket works? why NIC pass raw socket packet without modification? [closed]
I know that libpcap and iptables works on the layer between NIC and TCP/IP stack,
but libpcap is between NIC and iptables and TCP/IP stack.
I'm at a loss where raw socket works.
when I send a ...
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0answers
27 views
Network Adapter Problems
This, stumps me entirely.
I've got a Gateway running Win7. I connect to the internet through a wired Local Area Connection with a Marvell Yukon PCI-E Ethernet.
Problem is, I keep getting Wireless ...
1
vote
1answer
27 views
How to configure IP forwarding on Netgear N600 WNDR3400 router
I've got a Netgear N600 WNDR3400 Router at home. Is it possible to create a virtual hostname on my home network and have it forward to specific IP's of my choosing? For instance, create a virtual host ...
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1answer
27 views
how can one setup a bandwidth control on a local network? [closed]
I want to setup bandwidth control for our network, by using a 'main' computer as the hub to manage bandwidths of other computers connected to the same network.
Also, I have a dedicated IP with my ...
3
votes
1answer
21 views
Connect virtual machine to host via IEEE1394, USB or Serial Port?
I have a host machine (Laptop, Win 7 Home Premium x64) running Windows 7 Ultimate x64 on VMWare Workstation 9. I've got this system set up for UMDF driver development, because I need a target machine ...
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0answers
18 views
After running ipconfig to change ip, port forward doesnt work
I ran the command sudo ipconfig eth1 192.168.1.5 up To change my server's ip to 192.168.1.5. However upon connecting to it from the external IP (I updated the port forwarding), it does not work. ...
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votes
2answers
17 views
Netgear Router Port Forwarding corrupt after updating
I just updated the firmware on the WNR1000v3 router. However all the port forwarding configs that were set up previously have become "ghosts". They do not show up on the list nor work, but I cannot ...
0
votes
1answer
21 views
Cisco 500 switch
I want to remotely access Cisco 500 switches via TELNET and WEB BASED from a server. I dont know the ip addresses for Cisco 500 switches which are configured as backbone which the ip address assigned ...
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1answer
29 views
Browser communication to a webserver and the OSI model
If I use google chrome (on a windows 7 machine) to access https://www.google.com, can someone tell me where the involved pieces fit into the OSI model?
I would also like to know
If I use ...
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3answers
25 views
Multiple web servers behind a single firewall
I have multiple web servers behind a single firewall (SVN, Exchange, etc.). I want to be able to access all of the various servers remotely, but since they are All using the same port (the standard ...
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0answers
21 views
How do I configure rsyslog to write to /var/log/{hostname of sender} when receiving remote logs?
My ADSL modem supports remote logging via syslog. I have set up my server, running rsyslog, to accept the log messages from the modem and they are being show in /var/log/syslog along with the messages ...
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0answers
30 views
How do I bridge a connection from Wi-Fi to TAP on Mac OS X? (for the emulator QEMU)
I'm trying to setup a bridge between my Wi-Fi connection and an emulator (QEMU). I need a virtual machine to be on the same LAN as the host, with its own IP address.
QEMU requires using a TAP ...
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2answers
25 views
How to set the default gateway for DHCP to 0.0.0.0 in OpenWRT?
I have a router with OpenWRT that I want to resolve IP addressing with DHCP without setting a default gateaway.
I have added a DHCP-Option parameter with value 3,0.0.0.0 that is supposed to set the ...
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votes
2answers
43 views
How can I send a packet around the circumference of the globe? [closed]
I want to send some data around the circumference of the earth from my computer and back to my computer. How do you suppose I can accomplish this?
I tried searching for something online to handle ...
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1answer
22 views
Connecting computers (Packard Bell + Asus) through wireless network [closed]
I bought a new computer. In the wireless network, it "sees" the old computer, there's an icon for it under "network". However, when I want to open the old computer and its files through my new ...
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votes
2answers
14 views
“This device cannot start” error - Intel motherboard, 3-COM NIC
I have an old(ish) computer with an Intel D850EMV2 board. I've installed a 3COM 3C-905C-TX NIC on it. Windows boots fine, but the NIC exhibits a
This device cannot start (Code 10)
error. My BIOS ...
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0answers
18 views
can I use router to share internet if ISP sometimes requires web auth
My ISP allows me to connect only using ethernet (ethernet socket just in the wall, because the same ISP provides internet for the whole building [student halls]) and sometimes requires web auth after ...
1
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0answers
18 views
Creating symbolic link between mapped network drive and file:// url
I have a link on a shared website that points to a location on a Samba server as such:
file://my.samba.server/directory/foo.txt
On my local machine, I have the Samba server mapped to my m: drive. ...
1
vote
1answer
22 views
iOS: VPN over TCP. Any good service available?
Here's a very succinct description of my situation:
I use an iPhone (and an iPad) in an environment where ports other than 80 and 443 are blocked.
Therefore, it is impossible to use Siri, Maps, as ...
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0answers
12 views
Send data from file to local UDP port
I've got an application, A, that listens on a user-defined UDP port for a specific message that normally comes from another application, B. Application B has a tool that allows recording these ...
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0answers
16 views
Keep computer name the same over LAN and VPN
I have a small home network and a OPENVPN server on one of them. The VPN is working but instead of keeping the same computer name over VPN they change to their ip like 10.8.1.4 etc.
Is there a way so ...
1
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2answers
35 views
Is this (wireless) network layout possible with clearos?
I am planning the layout of my future home network. On it, I want to use a small pc with clearos on it as a firewall/server/router.
However, I'm having trouble with the wireless part of my network. I ...
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0answers
41 views
Why can't I access internet via my router?
I have a Linksys E3000 router that I'm trying to set up. I've connected the cable from my ISP to the Internet port of the router, and accessed its GUI via the wireless connection (had no other cable). ...
0
votes
1answer
15 views
Linux gateway / DNAT: restrict to certain interfaces
I have various machines with a number of network interfaces:
eth0: a local LAN
eth1: sometimes used for the connection to the Internet gateway
ppp0: Modem uplink as an alternative to eth1
tun0: ...
0
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0answers
15 views
Windows 8: Settings in Charms bar Sub-menu doesn't show up
It started happening a few days back. When I tap on the settings menu, it doesn't show up the sub-menu where options for Shutdown/Network etc are available. This is weird.
So, now I can't shutdown my ...
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0answers
9 views
Forwarding traffic using nc on a linux box
On my system, I am sharing my internet which is on eth0 (ethernet) through wlan0 (wifi card).
I am then using mitmproxy to monitor the traffic and look into the ssl packets.
However, mitmproxy only ...
1
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1answer
42 views
How does a network packet get processed once it reaches the Ethernet Port?
Let's say you have a modern computer with a 1 Gpbs Ethernet port running a standard Linux OS. The system receives a network packet on the Ethernet port. What happens next? How does the packet get ...
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1answer
13 views
How to identify that one of the bridge interfaces(SW bridge in linux) is down?
I have a board. This board have two interfaces one eth0 and other usb0.
eth0 port is connected with network. and usb0 port is connected to another device
With the help of bridge-utils, I am able to ...
