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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How can I tell if my internet speed issues are coming from my wireless router or from my ISP?

For the past couple of months I've been having major internet connection stability issues with my ISP (Charter). I have their 100Mbps package, but most of the time the speeds are all over the place. ...
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1answer
142 views

DynDNS configuration - second to last packet is timed out during tracert

I have a NAS in a separate location which I connect into through a DynDNS domain I got for it. When I tracert to that DynDNS name, the following comes up: 1 3 ms 2 ms <1 ms ...
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1answer
134 views

Will a router's bandwidth override what the ISP says you have?

I'm networking illiterate, and I wish to acquire a bit more information about networking. Say, for example, I got a package from Verizon that said your connection will be ~20 mb/s, but I got a router ...
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2answers
5k views

Forcing a Modem/Router combo to pass it's WAN IP to a dedicated router

I wish to use an ASUS RT-N56U router router with my ISP provided Motorola SBG6580. My goal is to disable the routing capabilities of the modem/router combo and use my Router as the Gateway, DNS, ...
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4answers
1k views

Router: Internet cable CANNOT be plugged into Internet port

I recently switched ISPs and the new one seems to do something a bit weird. It is through a dish that just gives me a ethernet cable with internet. The dish handles all the connection stuff (if I plug ...
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1answer
968 views

vpn bandwidth limitations [closed]

I have an ISP that provide me with internet access but they limited my bandwidth 512 KB/S and I saw some ADS about VPN like Hide My Ass and they provide you with Unlimited data transfer will I get ...
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0answers
73 views

How to electronically determine if ISP assigns DHCP addresses in RFC1918 range

Is there an electronic method/protocol/public-website that I can use to definitively determine whether or not my ISP assigns (RFC1918, Private_network) addresses for DHCP assigned addresses? I ...
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1answer
284 views

Is it possible to use a static IP assigned by my ISP for an offsite web server on a VPS (different ISP)?

I have a web server on a Virtual Private Server with a hosting provider. Unfortunately, they are really stingy with IP addresses and I need to run several SSL certificates on my server, so I will need ...
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0answers
138 views

Hole punching over multiple ISP [closed]

I have set up my web server on my home PC used to return its client's public ip/port for TCP hole punching. As I tested, All port returned from each request(I bind socket to the same port on each ...
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1answer
226 views

ISP 5 Device Limit … again

Sorry for the delay in responding to the suggestions that were posted in my first question (ISP 5 Device Limit - double NAT the solution?). I've been travelling and have not been able to try anything. ...
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4answers
12k views

How can I monitor my ISP's connection quality over time?

I've got a very badĀ ISP and want to monitor the connection quality over a month's time. At the moment I just wrote a script which logs ping requests to Google's DNS server 8.8.8.8. How can I do ...
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2answers
608 views

Can I have the same public IP while conected to different ISPs?

I have a possible disaster recovery scenario, use a production server with public IP from AT&T, the disaster recovery server should have the same public IP but with a different ISP (Time Warner or ...
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2answers
747 views

Does image block (firefox addon) save internet bandwidth usage?

Does image block save internet bandwidth usage? I have a data capped plan from my ISP ( 5GB at 2mbps and thereafter 256 kbps / pm). I doubt if the addon or other similar addon actually saves ...
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2answers
471 views

ISP 5 Device Limit - double NAT the solution?

I have asked this question in response to another question here ( 5 Max connections/devices to the internet? Is my ISP limiting me somehow? ), but thought I should start a thread to see if I can get ...
1
vote
1answer
159 views

Worse case scenario when switching a DNS entry with a TTL of 1 day

Say I have a DNS entry with a Time to Live set to 1 day or 86400 seconds, and I update it's destination IP, I wonder how long it would take in a worse case scenario for an end user until his he gets ...
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2answers
3k views

Mac address clone on DD-WRT

I am on a network on which I have my old router's mac address registered so I can access the internet through this network (it's filtered by mac address). I've recently replaced the old router and am ...
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1answer
719 views

Download speed spikes

My download speeds drop to about 1 kbps then spike to between 200 kbps and 500 kbps then drop to about 1 kbps for about 5 seconds before it spikes again. But if I surf the internet i get speeds ...
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1answer
348 views

Is Earthlink an ISP? [closed]

This has always confused me. When we signed up for DSL ~6 years ago through Qwest (now CenturyLink) we were given the option of either MSN or Earthlink. We went with Earthlink. What exactly are ...
3
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1answer
893 views

How to circumvent ISP Limiting “Unknown” traffic - (SSH)Proxy, VPN

I am having issues with using a proxy/VPN, with my current ISP (Comenersol, Spain). From my point of view they limit traffic by protocol or by traffic they "know" and "dont know". I'll explain my ...
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1answer
96 views

What protocols will/are ISPs use for IPv6 deployment?

Currently ISPs deal out addresses via DHCP for IPv4 dynamic (single) addresses. What protocol will/are ISPs going to use for IPv6 when they can hand a customer an entire /64 (or /48 if they are nice) ...
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1answer
420 views

Could ISP limit my torrent bandwidth? [duplicate]

Possible Duplicate: How can I circumvent BitTorrent throttling? Everyday i meet another problem. Seems like they will never end. i perform port forwarding both on the client and the router ...
9
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4answers
17k views

How to affectively diagnose ISP throttling (or other ISP related issues) and what to do about it?

My question is a bit general but I assume there has to be a good, specific answer to my problem. I, like many, am beginning to wonder if my ISP is throttling my home internet connection. I'm not so ...
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3answers
927 views

Why does my reverse SSH tunnel get closed after a certain amount of time?

I'm curious as to why my reverse SSH tunnel closes after a certain amount of time has passed while being inactive. Is this related to the specific ISP? I'm trying to reverse tunnel into a virtual ...
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3answers
382 views

Can my ISP find out if my wireless is protected or not?

Im just wondering how much my ISP knows about my activities. I have a Modem from them this modem then connects to a SITCOM wireless router which then leads to MY PC's, Phones, Laptops. I really need ...
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2answers
310 views

weird internet connection - pages not loading correctly

I've been facing a weird internet problem. I can open sites like google, warez-bb fine without any problems, but when I try to open any blogs, Hotmail, turbobit (I'm not sure what category of sites) ...
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2answers
1k views

Can ISP limit my downstream to a specific website?

i do not mean access restrictions/censorship and bans based on IP address or domain names. For ex. i am connected to the Internet from a PC on a private network. i have access to X and Y websites. ...
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3answers
4k views

How does geolocation based on IP address work?

As all Internet users, I've visited web sites which appear to know in which country and city I'm located. I understand that these web sites typically look up my IP address in a database which maps IP ...
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3answers
1k views

Unable to access router even though internet works

I had access to my router and my internet was also working fine, but I was trying to do a port forward of 80 to my local machine and in the process I made a mistake. I went into Remote Management and ...
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2answers
2k views

Create WiFi hotspot with web access point

I want to setup a WiFi network with access through a web interface. Essentially people would be asked to enter a username/password and their session would be valid for X minutes after which they'd be ...
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1answer
1k views

How can I open a site blocked by the ISP? [duplicate]

I use Linux and connect to the internet with a modem, but many sites are blocked by the ISP in Indonesia. How can I open a blocked site? It's not a porn site.
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1answer
124 views

random internet latency issues

We are having lag issues with our internet and have been for a while now. I have contacted our ISP's customer service SEVERAL times regarding the issue. Every time i talk to them they tell me to ...
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0answers
73 views

Can I use two CDMA EVDO modems alternatively on the same line?

Can I use both modems one at a time (never at the same time) on the same line? I mean: I turn off one then use the other and viceversa. Will the same phone line work with both modems always?
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2answers
1k views

Reliably determine range of IP addresses that could be assigned to router

Like many of us with home internet service provided by ISPs, my router/modem is dynamically assigned an external IP address, typically within a range. When the router is reset (e.g. by a power ...
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2answers
181 views

My ISP responded to my request with another user's content, is that permissible? And if not, how can I prove it?

Over the past 3 months, I've had two instances when I visited stackoverflow.com only to discover myself logged in as a completely different user. This seems to have happened to others as well. In that ...
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2answers
235 views

Do ISPs charge for network header bytes as part of data usage? [closed]

Network traffic includes a lot of extra bytes for network headers etc. etc. Does this get measured as part of data usage by ISPs?
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5answers
4k views

Could local ISP capture my location whenever i launch a VPN to a VPN server?

I am extremely concerned that my ISP collects any information once I am connected to a VPN server. For instance, as far as I know, when I start a connection to a HotSpotShield VPN server, an IP ...
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1answer
1k views

nameserver spoiling avahi multicast name resolution of .local domain

After trying to ping a machine on my local network, I noticed that I was trying hit address 66.152.109.24. This is an external public address. Resolution should have occurred via avahi mDNS. I ran ...
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1answer
2k views

Router slowing my connection?

I have a Linksys WRT54G and I pay for a 12Mbps connection. I've been testing my connection using speedtest.net for many days and always get 8Mbps. I called the support and they told me to bypass the ...
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4answers
212 views

Are there any home ISPs that offer external IPs for all devices on the network? (No NAT)

NAT is a a real pain, and the large address space in IPv6 doesn't need it. Are there any ISPs that offer actual home routing, giving each computer a global IP address, rather than a local one? This ...
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4answers
36k views

Who provides the Internet service to Internet Service Providers (ISPs)?

I've been wondering recently about how the infrastructure of the Internet really works. I know that I have an Internet Service Provider (ISP) that supplies my connection to the Internet. But what ...
0
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1answer
965 views

Problems with accessing Apache 2.2 server from outside the firewall

I've done everything this tutorial told me to set up an Apache 2.2 HTTP server, and then forwarded port 80 to the machine the server is on. However I'm not getting a response back when I try to ...
0
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2answers
109 views

Is a 'telecommuter' SLA a good idea? Does it even exist? [closed]

I telecommute from my home to my employer in California. Internet outages are rare, but 2-3 times a year I need to eat vacation time because of an outage. I don't terribly mind missing work here and ...
2
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2answers
2k views

ISP Appears to Block Ports 80, 30080, 8080 etc etc

When using Canyouseeme.org it appears that my ISP is blocking every port. I am attempting to run a web server which works fine locally. I asked a previous question (here) regarding using different ...
2
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2answers
2k views

Is my ISP blocking the ports 5050 and 6060

I want to find out whether or not my ISP is blocking the ports 5050 and 6060 which I need for my voip software on my iPhone. I'm using a 3G stick with a prepaid plan, and I'm using the internet ...
2
votes
3answers
9k views

How do I determine the IP address of my ISP's nameservers? (/etc/resolv.conf only shows the default gateway)

My home server is connected to the router. This is the output of the /etc/resolv.conf file nameserver 192.168.1.1 How do I determine the IP address of my ISP's nameservers?
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1answer
1k views

I'm using an external DNS, can my ISP detect that?

I tend to use Google's public DNS, I don't like my ISP DNS because it takes too much time to refresh. Today I have got a page from them saying that you should change the DNS to their DNS because they ...
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2answers
30k views

Why doesn't my tested internet speed match my actual?

Via speedtest.net, I have an download/upload speed around 30MB/1MB but when doing "strenuous" internet activities (torrents, uploading/downloading large files to webservers, etc), I get about ...
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4answers
89 views

TCP/IP on the transport level

I'm trying to understand what happens when I send a packet using a socket on the transport level. Do all packets which leave my computer go first to a geographical location designated by my ISP? Then ...
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1answer
640 views

How can I prevent my router from sending useless data packets from/to my ISP?

It appears that my ISP has found a way to exceed my hi-speed bandwidth by sending garbage packages. Their customer care confirmed that even if just the router is switched on, it's going to keep adding ...
3
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1answer
175 views

A Canadian in Berlin - problems with FTP and IP numbers - anyone have ideas?

Thanks for taking the time. My problem- I am a Canadian (with Canadian laptop) presently in Berlin. For some reason I am having repeated connectivity problems -- At my flat I cannot connect via ...