An Internet service provider (ISP) is a company that provides access to the Internet. Access ISPs connect customers to the Internet using copper, wireless or fiber connections.

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A few computers loss internet but can access local resources , other 8 never loss connection

This is a small network with Comcast ISP ( Cable ), there are 11 PC connected to network all are wired Ethernet, the same 3 computers will loss there internet connection sometimes, not all at same ...
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1answer
232 views

Need Multiple IP addresses from one PC

I'm using it for online games and running programs for friends out of one PC. Limits will be placed soon, so my question is: how can I get a different IP address for each account loading up from one ...
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51 views

How do I make Windows switch Wifi connections when a limit is reached?

My Internet service provider only allows me a cap of 30gb a month. It's a 4g LTE router which I connect to wirelessly. I also have another 3g wireless router as a backup. Windows does not show "no ...
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3answers
934 views

Can an ISP provide two static IPs over a single cable?

Can an ISP provide my home or a business with two static IPs over a single cable connection so that they may be used simultaneously? If so, can someone point me in the right direction to understand ...
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3answers
2k views

If you connect directly to your modem how does the IP address get assigned?

From my understanding your ISP will assign (sometimes dynamically) an IP address to your router. (Or is it assigned to the modem? [I'm starting to think it is.]) If it is assigned to the router, ...
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28 views

Weird Network Issue…I have no clue what to do next

Last year I had a very weird issue that every few hours I would get huge pings(1700ms+) and my 15mbps connection would to like < than 1 mbps download and like 0.25 Upload. All devices on my network ...
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1answer
133 views

Why don't the ISP DNS-Servers sync with the Root-Servers?

Basics first: If I'm trying to access www.superuser.com my Computer first tries to resolve the FQDN to an IP address. If that address isn't in its host file or cache it asks the configured DNS-Server ...
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37 views

I moved houses (40 miles), kept same internet service, but much, much slower service

I recently moved about 40 miles to a new house. I kept the same service provider, same plan, and same modem/router. In my old house, the speed of the internet was a non-issue - click a page and you ...
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26 views

How can I tell if my ISP is intentionally degrading service of particular websites (eg video) [duplicate]

Some particular websites (youtube is a commonly cited example) frequently have poor streaming performance. How can I determine if youtube is just not good at doing video, or if my ISP is just ...
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1answer
207 views

How to make static IP address dynamic

My ISP gave me static IP Address. Is there a way that I can make this static IP Address dynamic? Perhaps using either proxy or any other application?
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1answer
359 views

Cost Of Bandwidth $20.00 per megabyte?

I have been in talks with local ISPS about getting fiber hooked up. Several of them have, rather cryptically, told me that they get charged "$20.00" per "MegaByte". This makes no sense to me. A ...
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2answers
369 views

Bonding 2 Internet Service Provider connections?

It's a silly question, probably, but anyway... I've got 2 Internet Service Providers: First provides a connection that runs over L2TP Second provides a Wifi connection Is there any way I can ...
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1answer
649 views

Troubleshooting an unstable internet connection

My MacBook Pro running OS X (10.9, but I had the same problem before) is connected to a Belkin router via WiFi and, using Virgin Media as the ISP, to the internet. The connection is extremely unstable ...
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1answer
594 views

-Bitcasa: Steps to detect cause and solve slow upload speed

I am using Bitcasa for backup, but with the current upload speed (<0,1 MBps), it will take over 17 consecutive days to upload 150Gb (which is the size I want to upload). I must have an upload speed ...
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2answers
509 views

How do I block my ISP from framing websites? [duplicate]

I've noticed recently, as of today, that all the websites I visit (except for a specific few sites such as Google) are all put into a frame. I'm not sure what the reason for this is, there are no ads ...
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2answers
4k views

What's the actual download speed if I have Internet speed of 3Mbps?

I have an Internet plan of 3 Mbps, does that mean my download speed will reach 3 Mbps too? So far I'm only getting 300 KBps when I'm downloading files from the Internet.
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3answers
63 views

Dynamic IP range

With a dynamic IP address, each time I start up my router I get a new IP address by my ISP. But is there any sort of range where that IP is taken from? I mean, after X new requests, is there a chance ...
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5answers
2k views

What keeps you from changing your public IP address and wreaking havok?

An interesting question was asked of me and I did not know what to answer. So I'll ask here. Let's say I subscribed to an ISP and I'm using cable internet access. The ISP gives me a public IP address ...
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1answer
973 views

freebsd server can't connect to internet when static ip is assigned

I have a freeBSD server that worked fine in its old location, but I moved it to a new location with a new ISP and a new static IP address. I replaced the old static IP with the new static IP in ...
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4answers
211 views

Is the SMTP of the ISP safe?

I am just curious, because I am using the SMTP of our ISP in my mailserver. Do you think it is safe to use, meaning can my ISP snoop in my emails? What do you think?
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0answers
133 views

Automatically add tracker url to any public torrents from any site while downloading

I've noticed an amazing thing today that I've never seen or heard before. Within my friend's ISP, any public torrent he downloads from any site no matter what (even if the site is hosted within his ...
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0answers
1k views

Avoid ISP blocking VPN connection

I have rented a Virtual Private Server and I have set up a VPN (of type PPTP) following this simple tutorial. It seems that the VPN server is set up correctly, and the VPS administrators told me that ...
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2answers
2k views

Difference between bandwidth and actual speed ? [duplicate]

I leased a line from an ISP that offers me a bandwidth of 4mb/s.But I receive only a speed of 160 kbps when downloading files over internet.I found that the actual speed I receive is the ISP ...
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3answers
108 views

If I don't use my ISP's DNS, what am I paying for?

I'm using google's DNS servers (4.4.8.8 and 8.8.8.8). As far as I know (which is very little) all an ISP does is be a DNS server. What am I paying for?
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2answers
403 views

Unable to connect local network to the internet using a router

I have a local network on a router. I want to connect it to the internet using another router from my ISP. The internet router from my ISP has a static IP that can be reached from the internet. What ...
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533 views

cant access my site is my ip blocked by ISP

I want to know if my ISP has blocked my website www.indolog.com . If i use another ISP it works fine. Below are the tracert log C:\>tracert www.indolog.com Tracing route to indolog.com ...
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95 views

Residential ISP possibly blocking SSH and other odd high ports - how to verify?

I have recently had a problem in a scenario where I am having to run SSH and some other high number port services behind a residential connection. I am suspecting that the ISP is performing some level ...
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58 views

Logging in to the university website displays an entirely different user account

Note: I'm using Windows 7, Google Chrome as the default browser. We also don't have dedicated IPs in my country I was trying to register online to the fall semester online through the website of my ...
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1answer
316 views

Why do ISPs block based on response url instead of request url? [closed]

First of all I'm sorry if the theory in my question is not correct or too lazy. Living in Syria, so many sites are blocked "the foolish way" I think. Some examples (always using HTTP) are: ...
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3answers
152 views

Can my ISP intervene or force me to see something beyond my control?

My ISP is the largest in the country and known as SLT (Sri Lanka Telecom). Through a single router/ADSL Modem, we have a small home network. Lately, I see a message appearing from my ISP asking me ...
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1answer
2k views

why I can't connect using VPN to my office with some ISPs?

I have a VPN connection to connect from home to my office, I can connect to my work network correctly from home, but I can't connect in other places (other ISPs) what's the problem? dose ISP block ...
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1answer
180 views

What prevents my ISP from assigning me a dynamic IPv4 address and static IPv6 address(es)? [closed]

Till now I never heard of an Internet Service Provider anywhere on the world, that assigns static IPv6 addresses besides the one dynamic IPv4 address, to private customers. Is there a technical ...
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1answer
116 views

Incoming server mail (MDA) behind ISP => different reverse DNS: How bad?

I would like to operate an incoming-only MDA (Mail Delivery Agent) server mail for domain xyz.com on an Ubuntu server hosted behind my ISP (Internet service provider) Comcast. The objective is to ...
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1answer
207 views

monitoring ISP bandwidth data

On Windows/Linux, what would be a way to run a sample measurement of the bandwidth that I have available? I need to run a measurement at periodic intervals. There are many website which will give you ...
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3answers
5k views

Can I switch my modem over to any other coaxial entry point in the house?

Can I switch my modem over to any other coaxial entry point in the house? Or does each jack have to be set up by an engineer sent over by my ISP. I'm a bit afraid to just try it, in case connecting ...
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3answers
543 views

ISP tricks DNS?

Running "nslookup google.com 8.8.8.8" yields IPs of my ISP (as Non-authoritative answer). I think this started occurring recently. Probably they are making some bullshit cache or something, as nearest ...
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1answer
44 views

Emails not dropping in webmail on one ISP connection, but dropping on another, what could cause?

I have a peculiar situation. My ISP provides internet for a client. Client's mail is hosted on some web host (normal webmail, commercial host). Now when client is on my ISP, they are unable to ...
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2answers
104 views

What are the options for a person or business that needs high bandwidth internet service?

What are the options for a business that needs high bandwidth internet service? For example, how would a large hotel or medium sized business with a few hundred employees get enough bandwidth to ...
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375 views

Very high latency with Verizon DSL

At any time in a given day, my ping could be anywhere from 60ms (already too high) to over 1000ms. I've contacted Verizon support numerous times, but it doesn't seem anyone in the tech support center ...
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1answer
330 views

How is LAN diagram/schematic where my cable modem is connected to?

I'm not an IT guy, i'm just home user which know a bit about networking. I'm trying to learn how the connection (LAN) is built in outer side of my home LAN. Here's the diagram : PC ...
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4answers
879 views

Does an ISP have admin access to your modem/router?

I use a Zyxel P-660HN-T1A modem/residential gateway to connect to my home ADSL subscription. I called my ISP today to inquire about upgrading to a faster broadband package. For some reason, my call ...
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1answer
587 views

How does VPN secure me from my ISP eavesdropping on me? [duplicate]

I'm trying to understand the whole VPN thing and how it can protect me, but it still remains very vague to me. If I connect to a VPN, all data goes through my ISP first, right? What keeps them from ...
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67 views

Cannot Connect via SFTP When I Travel or am on Another ISP's Connection

I use SFTP to upload our website to our server with InMotion Hosting. It works fine when I am home and use our ISP (BellSouth.Net - Now AT&T. It also works fine on 1 of our Philippine ISP ...
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2answers
2k views

Port 53 seems to be blocked by ISP - is there a way to override this?

My ISP seems to be blocking Port 53 if it is not connecting to one of its DNS servers. I was able to prove this through nslookup tests. Here are my tests: C:\Users\admin>nslookup google.com ...
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1answer
188 views

pfsense more than 2 isp provider

is it possible to bridge more than 2 isp provider using pfsense? what router or device can bridge 2 or more isp providers in a router? i am planning to bridge at lease 5 isp providers to create a very ...
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2answers
281 views

How does Windows know information about a connection's lease time?

How can Windows "see" information of an ethernet adapter's lease (like lease obtained/expires), when that lease comes from the ISP, but when there's a router in between? I've assumed that lease ...
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102 views

Why some internet providers use proxy for internet connection? [closed]

Some ISPs and organizations (which are big enough to provide internet over the system like an ISP) use proxy for providing the service to their clients. Then, each user need to set the target proxy ...
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1answer
104 views

ISP, broken routes and my options

My ISP has serious routing problem. First, I've confirmed that my Internet connection is indeed working: rr-@burza:~(1:3) $ ping -c 4 -W 1 status.github.com PING octostatus-production.github.com ...
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2answers
330 views

Great Internet speeds, but downloads and streaming halts

For about 5 days now, our Internet connection has been doing something unusual. These are the kinds of symptoms that usually indicate a bad network card, or something wobbly with a wi-fi router but ...
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2answers
79 views

Would it ever make sense to have a much lower upload speed than download speed in a fiber optic network?

We have a fiber connection from CenturyLink--one of their first. Our download speed is 10 Mbps, but upload is usually less than 1 Mbps. My understanding is that fiber is fundamentally different than ...