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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2answers
143 views

10/100mbit woes on small home network

I've a little home network like this: PC A Switch PC B -------- ---- ------ | A |-----| S |-----| B | -------- ----- ------- | ------ ...
2
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2answers
1k views

Dual Stack Routers for home use? [closed]

I'm in the market for a new network appliance router that either has the following features, or can be modded to have the following features: Dual Stack (ipv4, ipv6) On-Board Configurable DNS Server ...
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2answers
2k views

Are there any battery-powered Ethernet-to-Wireless adaptors?

Consider the following situation. I have several non-PC devices (e.g. robots & network cameras) and a PC on a wired network. The non-PC devices have an ethernet port and I plug LAN cables between ...
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3answers
137 views

Home Network Issues

This is for a friend's network: He has a router that is a Cisco e 2000, and the modem is a Motorola 2210-02. The router comes back with unable to attain the IP from the PPPoE, he uses the PPP to ...
2
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3answers
5k views

Configure TCP/IP to use DHCP and a Static IP Address at the Same Time

My computer is configured to obtain a IP address automatically using DHCP. It only has one network adapter. How to configure an additional static IP address? I found a tutorial for Windows XP, but ...
0
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2answers
526 views

10 System LAN latency with ADSL modem as gateway

Recently I expanded LAN in my office from 3 to 10 computers. Structure star topology, one ADSL Modem connected to One Switch which is again connected to 10 computers. Also we have Wifi device ...
0
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1answer
48 views

How the teminal shell HostName can be as “229:~ lancee$”?

It prints : "Last login: Tue Mar 1 17:19:48 on ttys000 ly-lanceedemacbook:~ lancee$ " when I login terminal on my Macbook with networking. But sometime go like this : "229:~ lancee$" random ...
2
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2answers
1k views

Is there an iwlist equivalent for Windows (XP or later)?

I'd like to have a quick check on all the WLANs in my reach. On Linux I'd use iwlist from CLI to list available WLANs, but is there an equivalent tool on Windows (I need it on XP and up). In ...
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1answer
1k views

tools to hide ip and mac address

Are there any fast and free software to: Hide my IP address without proxy server as it changes the layout of the web site and makes it not fast at all. Dynamic MAC address generator to change it ...
0
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3answers
4k views

Connection speed peaks then drops to 700 kb/s

Whenever I try to download games from steam or other large file downloads my internet connection will peak between 1.2MB/s and 1.8MB/s then drop to 700 kb/s. I have a 4.5MB/s down connection from time ...
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5answers
6k views

Network router and switch configuration

Can I put a switch before my router in my home network? Here is a diagram of how I want to set up my network: ╔═════════════════════════════════╗ ╔═════════════════════════════════════════╗ ║ ...
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5answers
292 views

How can I prevent code from initiating outbound http connections?

I want to prevent code from making http connections to other, specific hosts. My understanding is this can be done in /etc/hosts.deny. What would that look like?
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3answers
962 views

An HTTP request to “m.google.com” never makes it out of my home network

I'm trying to call up "https://m.google.com" on my iPhone on my home WiFi. It's saying Safari "cannot verify server identity" of m.google.com, then when I press Details, it refers to https://m.google....
3
votes
2answers
3k views

Find bandwidth used by process

Something is using a lot of bandwidth according to iStat menu. But I can't figure out what's doing it. lsof -i only shows what's connected but not how much bandwidth is being used Please do no link ...
4
votes
2answers
1k views

Are there any security concerns when using Windows' default workgroup?

Are there any security concerns one should be aware of if you're using Windows' default workgroup as the workgroup? (Or is worrying just tinfoiling?) Should it be commonplace to rename the workgroup ...
3
votes
2answers
134 views

Will my internet address for my internal site cause my traffic to go external?

If I have two domains pointing to the same machine, but one resolves to an internal address and the other to my internet facing router, will there be any differnce in route taken to my machine (...
3
votes
5answers
48k views

Juniper Network Connect (VPN) on Windows 7

My company uses Juniper networks for vpn access. I am unable to get the juniper network connect client to work on windows 7 64-bit. It used to work before but after I formatted my system it gives the ...
0
votes
1answer
188 views

What are netimm.PNF and netxe32.PNF?

What are netimm.PNF and netxe32.PNF? What are they used for? Also, please tell me about .PNF files in general.
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2answers
5k views

i have not access to shared files in a network… needs a permission

salute.. There is a connection between my laptop and my desktop, just via a cable. And I have shared some files, but when i try to access the files in the other one, there is an error: Windows ...
1
vote
1answer
98 views

Is there a way to use idle computing power in my second laptop to speed up my main laptop?

I'm not sure if this question makes sense, but I'm going to try: My second laptop is more powerful than the one I use at home (more RAM etc). I'd like to continue using my slower laptop as my main ...
0
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2answers
257 views

Intermittent, slow speeds on network with varying number of users online at any time

I live in a large two storey building that used to be a school and we have an internet connection with BT (British Telecoms provider), the connection speed is 12Mb. Basically our connection is slow ...
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2answers
3k views

How can I determine ALL of the DNS's that OSX is using, storing, and handing out?

I connect to several networks throughout my workday as I go from site to site and have noticed the different DNS's these LANs use and handout to my system. If I'm on a "safe" LAN, I can trust the DNS'...
0
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1answer
68 views

win ultimate 7 network problems

Here is my problem. The other day I turned on my comp, opened up my network and to my suprise I see "comp #1 Jeff" Then "comp #2RobHP". Now I have no idea who this Jeff person is. I am "RobHP. I can ...
2
votes
1answer
2k views

Unable to access Windows 7 Temporary Internet Files using administrative share

Unfortunately, I have the lovely task of monitoring users browsing habits; as the only administrator at a small company that does not have web filtering. That being said, I don't have the luxury of ...
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votes
4answers
2k views

Windows redirect traffic to different DNS name not fixed IP address (hosts file equivalent)

Using the Windows hosts file, one can redirect traffic for a domain to a specific IP address, e.g. domainA.com --> 127.0.0.1 I am looking for a SIMPLE way to do the same, but for a target domain ...
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vote
2answers
692 views

Zeroconf and system discovery on wireless networks

I've asked this question on Ask Ubuntu regarding my system showing up by default in networks. The answer I've accepted says that as long as I'm not using avahi and samba components, I won't show up ...
3
votes
2answers
16k views

Best way to troubleshoot intermittent network outages?

We have a Comcast 50/10 line into our office. We keep seeing very short but sometimes frequent drops in our internet service. It's enough to kick you off of skype and stop any websites from loading, ...
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2answers
3k views

Intel thunderbolt port - can I use it to connect 2 macpros together to get fast networking

There is a new fast port from Intel: Thunderbolt (was code named Light Peak). It provides Dual-channel Bi-directional 10 Gbps per port. Can I use this port to connect two computers together like with ...
3
votes
1answer
399 views

Accessing shared folders

I have shared a folder in a remote PC....when I access the folder through run (\192.168.4.*) it doesn't ask for credentials the 2nd time (Without mapping the folder). How can I have the credential ...
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2answers
378 views

Bizarre DNS Issue

I've been having an intermittent issue recently on my MacBook Pro: every so often, I'll start getting bad DNS results. For example: I type in facebook.com, and another website loads up instead of ...
0
votes
1answer
115 views

Forcing an application to use an unsecured network not my internal network on a Windows XP desktop

I have a Windows xp desktop with two network cards. One connected to a public unsecure network and the other connected to a secure LAN. I want to force an application to run on the unsecure network ...
2
votes
3answers
3k views

IPv6 - Public IPs, private IPs, IPs derived from the MAC address? Confused!

I'm pretty much excited for IPv6 because of the large address room and (potential?) owning of more than one IP, or even tens of IPs (/122 subnet?) Though one magazine has now confused me. In a ...
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0answers
2k views

simple network between xp & 7 with cross cable problem

I have a simple network between Windows XP and Windows 7 with crossover cable. Windows 7 computer is acting as a router with two LAN cards (onboard and PCI). Onboard card settings: Obtain an IP ...
2
votes
2answers
193 views

Windows XP can use a wired network port, but MacBook (OS X) fails on the same port

I wired the Cat5 in my house seven years ago. The wired ports have worked fine with both my Windows XP laptop and MacBook. My wireless network also works fine, but I like to use wired occasionally. ...
5
votes
1answer
30k views

Advanced parameters for Realtek PCI-e GBE family network card

I have opened properties for this network card and advanced tab there. There are lots of parameters, where can I obtain explanations about each of them?
3
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4answers
393 views

Explaining Routers

How would you exlain "router" functionality to non-technical people??
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1answer
742 views

Some user accounts cannot access internet under Ubuntu

Everything seems to be working fine in first user account, and that user can access the internet. However, in the second account, there is no internet. The second user has admin privileges as well.
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3answers
4k views

Assign a public static IP address to a router

Am I able to assign the static IP address that my ISP provides me directly to my router? My ISP are telling me that I have to assign the IP to a server inside the network instead, and cannot assign ...
3
votes
3answers
14k views

How do I get list of all network drives mapped to my system?

I mapped a network drive under local system account, I mean I login to my machine using local sytem account. Now I logged off and logged into the machine again using some other valid user account, but ...
0
votes
1answer
2k views

Need to setup a wireless network with hostname resolving and samba shares?

I'm new to networking in depth, I may ask silly questions. I hope you can point me in some right direction. Info I have a Belkin N 150 wireless ADSL router that also acts as a wireless hub. I have ...
0
votes
1answer
164 views

How to deny an application network access in Ubuntu?

In Ubuntu, is there any way to deny an application to access network? I mean ,I have an application ,say app1, I want to deny it from access the network for some security reason, but for other ...
6
votes
2answers
7k views

Run a service after networking is ready on Ubuntu?

I'm trying to start a service that depends on networking being started, whenever the computer is rebooted. I have a few questions: Is this easily possible from an /etc/init.d script? I have tried ...
0
votes
2answers
797 views

Does Windows remember deleted network connections?

Suppose I created a network connection "ABC" and then I deleted it. Now if I create a network connection with the same name as the previous one then after connecting windows 7 shows the name of the ...
3
votes
1answer
218 views

In simple words: What is channel bonding?

The title pretty much says it, what is it?
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0answers
312 views

Improved bandwidth throughout home network

I appear to be encountering bandwidth limitations on my home network. In this specific instance, I am streaming videos from an external hard drive connected to a PC (USB), on a laptop wirelessly ...
1
vote
2answers
446 views

some sites are not opening in our network

We have five PC in our network, with internet connection(i.e same ISP). But some sites are not opening in our network. Like some sites which works outside our network, don't open. I have reset the ...
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vote
1answer
1k views

How to check the Wlan standard supported in the Network Card?

How to find out whether the Wlan standard supported and currently activated by the Network Card is 802.11 b/g/n ? Is there some tool in Windows Vista which provides this information ?
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votes
1answer
5k views

Resume interrupted file copy Mac OS X

My laptop froze up in the middle of a (large) file copy from my desktop (over a simple LAN). The copy operation was about 2/3 complete when this happened and I was just wondering how (if at all) I can ...
7
votes
3answers
2k views

Why do the IP addresses randomly change?

I have a network with the following: Cable modem with static IP address Router Desktop - Win 7 VM Host - VMware ESXi 4.0 A couple of VM Guests - Windows Every now and then my Win 7 PC is unable to ...
0
votes
1answer
140 views

Using DNS and DHCP from campus instead 192.168.* ? WRT54gs2

So instead of using 192.168.* how can I have computers on my router use my school's 152.65.*? It'd be nice for sharing things around the place. I'm sorry if I should have found this through a search - ...