YLearn
  • Member for 8 years, 9 months
  • Last seen more than a month ago
  • Chicago, IL
Which 5Ghz channel to use?
Accepted answer
24 votes

The channels that your "better" router has omitted are what is known as the dynamic frequency selection or DFS channels. These channels have been allows by the FCC for use, but they must employ a ...

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Why do ISPs change your IP address?
14 votes

Static IP addresses are much more difficult to manage. Even most "static" IP addresses are assigned dynamically through DHCP using static reservations, but with either a statically configured IP ...

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Fix Ethernet 10/100 PoE cable with 7 out of 8 wires alive
13 votes

I wonder if I can solder another wire to white #7 (ground) and crimp the cable again Unless you have a great deal of knowledge about the process, never solder network cables. By the nature of this ...

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Why is my connection only 100Mbps?
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9 votes

This is most likely a problem with the cabling at some point. Here are the most common problems I have found to cause this in my experience (without certified test results on the installation, which I ...

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"Private" MAC Address
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9 votes

Private registrations are either MA-L, MA-M, or MA-S assignments from the IEEE to an entity that has paid an additional initial fee and/or an annual recurring fees to the IEEE to prevent their name ...

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Why do I have such a low WiFi speed?
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6 votes

The fact of the matter is that you are getting about the best speeds you should be on an 802.11 network with the hardware you are using. While your router is capable of higher data rates using ...

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Multicast LAN ping twice as slow than unicast?
5 votes

WiFi link could be your problem if it is in the path. Most broadcast/multicast in WiFi goes at the lowest base/required data rate since it needs to go to all stations. This means it can often get ...

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Can an outdoor ethernet cable be run underwater?
4 votes

All outdoor cable is water resistant to a degree. However when you are talking about submerging a cable, this is an entirely different matter than being exposed to rain/dew. When you are going to be ...

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Is there any way to drill down and see what System process is producing network traffic on my LAN?
Accepted answer
4 votes

This is a bit more advanced than the NetBalancer suggestion from Amith (which looks like a nice program, but I have never tried it). However this method uses only free tools or ones already native to ...

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What's the difference between 127.0.0.1 and 127.0.0.0
4 votes

What is shown in the screenshot is a routing table from a computer. The routing table is just a "roadmap" that tells a computer/router where to go to get to other devices on the network. In some ...

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OS-X localhost resolving strangely
3 votes

Welcome to the post-IPv4 world. When you use an utility like nslookup or dig, the default is to return an "A" record. However, with modern IPv6 enabled operating systems and applications, they will ...

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http://localhost:3000 works, but http://127.0.0.1:3000 doesn't
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3 votes

In your hosts file, you have both a IPv4 and a IPv6 resolution. Most operating systems today will prefer IPv6 if available. Since localhost is working and 127.0.0.1 is not, this could be your problem....

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Specific ip settings for different wifi access points
Accepted answer
3 votes

Not familiar with tablets running Win8 personally, but on a computer/laptop running Windows8, you can provide an "Alternate Configuration" that will be used if DHCP fails. If available, this is a ...

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When connecting two switches, should I use normal switch ports or the SFP ports?
3 votes

While there is no outward difference, depending on the model of switch, there may be a number of engineered hardware advantages to using an SFP port. However, IIRC Netgear does not make this type of ...

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On a switched network, why do unicast packets not addressed to me reach my NIC when I'm in promiscuous mode?
3 votes

Switches operate by creating a table that maps the MAC addresses of devices to ports. They look up the destination MAC address to determine which port they should forward traffic and they should only ...

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WIFI protocol mismatch on 5GHz
2 votes

Is that even possible, 802.11b on 5GHz? Might it be some kind of fallback? Not only does 802.11b operate only in the 2.4GHz band, it also uses DSSS instead of OFDM to communicate. There is no way an ...

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How can I troubleshoot wireless disconnection issues?
2 votes

Since you said in your comments that you are looking more for tools than fixes, here is my short list of tools when your budget is very limited/non-existent (assuming since you are a student and ...

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USB hard drive with 2 connectors; can I plug one into the wall for power?
Accepted answer
2 votes

This should work fine. However, to be safe you should probably use a powered USB hub rather than a power adapter as typically used for charging a mobile device as some of them are designed to use non-...

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Poor wifi connection - PC: 5 bars, Router: 1 bar
Accepted answer
2 votes

I would guess that you have turned up the transmit power on the router too high. While this increases the range that the station can see the router, it doesn't make it any more visible to the router. ...

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How do I figure out if my wireless network has WEP, WPA or WPA2 security via command prompt on Windows XP?
2 votes

Unfortunately, once doesn't exist natively in Windows and I do not know of any third party tools that do so. While the "netsh" utility did exist in XP, Windows did not have the "wlan" functionality ...

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WiFi Range Extender vs WiFi mesh
Accepted answer
1 votes

Now my question. If I did go ahead and spent money on a mesh network (like Deco or OneMesh advertised on the TP-Link website), would I achieve what I want? When it comes to Wi-Fi, ultimately the ...

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How can I get a IP's domain?
1 votes

How can I get the domain of a IP? Short answer: You may not be able to do so. There is no requirement that IP addresses provide a reverse lookup, so there are many IP addresses that do not have any ...

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2 different servers listening to same port and same public IP
Accepted answer
1 votes

The scenario I have in mind is to somehow involve a third VM which will receive the 80/443 requests from the outside world and redirect them accordingly to the VMs. You are definitely looking at this ...

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InSSider max rate
1 votes

TLDR; the two devices broadcasting networks in your home are different and have different capabilities. Read on if you want more details. You don't mention the vendor or models of the devices running ...

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Can a mis-wired ethernet cable still access the Internet on a consumer router?
1 votes

Is it possible for a PC, if connected directly to a consumer router– but the ethernet wire has two Mismatched wires (ie: End 1 sequences 1-2-3-4-5-6-7-8, but End 2 sequences 2-1-3-4-5-6-7-8) to still '...

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Improved speeds for multiple 802.11 a/b/n clients
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1 votes

The new router you are looking at does have several performance gains over your current router, even for some 802.11n clients. Unfortunately, your current client will not be able to take advantage of ...

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Should I be able to see my broadcast SSID when my router is turned off
Accepted answer
1 votes

It is very likely that your employer is using some sort of "rogue mitigation" component of their wireless infrastructure. These will typically work by "spoofing" the devices on the rogue network and ...

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Add access point without ethernet connection?
1 votes

What it sounds like you are really looking for are access points that function as a mesh wireless network (or a non-802.11 specific article). Typically in a mesh network the access points are dual-...

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Sending large data over TCP and progress indicators
Accepted answer
1 votes

What you are missing is that this doesn't require that all the data be received before passing them to the receiving application. It simply requires that it has reassembled the sequence of the data ...

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Connecting to Local IP Address vs Public IP Address
1 votes

Barring some sort of client isolation, with traffic on the local network, the two hosts will communicate directly with each other and will not involve the router at all. As for accessing the public ...

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