Questions tagged [internet]

The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite (often called TCP/IP, although not all protocols use TCP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks, of local to global scope, that are linked by a broad array of electronic, wireless and optical networking technologies.

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19 views

Analyzing my entire internet experience

I need to produce a very detailed report of my internet connection. In more direct terms, I wanna know how fast my internet connection download and upload every asset in a webpage (a text, a ...
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i need one of the PC always connect to internet and intranet (intranet always with sstp run on it) [closed]

i have small office with 10 PC, i need one of the PC always connect to internet and intranet (intranet always with sstp run on it) this PC has 2 NIC (Network interface controller) - i have internet ...
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1answer
28 views

Unexpected slow speeds with my ISP when connecting to websites hosted in other countries [closed]

My ISP have this strange problem. It works good on sites hosted on servers in my country, but is miserable when it comes to internationally hosted websites esp during day time. Other ISPs available ...
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27 views

How to easily get a list of all the domains that a web page uses?

I'm running a internet web filter (e2guardian) with a whitelist. Whenever I want to add a page or site to the list, of course, I have to take into account all the other domains and sub-domains from ...
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211 views

How to responsibly discontinue receiving email at an old Internet domain?

My organization owns Internet domains that we no longer strongly use. Web requests typically simply redirect to our main corporate website, and except possibly as described below, there is no ...
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56 views

Restrict Azure Standard Web Application Network Access

I have a Standard Azure Web App (S2) deployed. I'm looking to restrict network access so the application is only accessible from the my offices' on-premise network. Additionally our Azure ...
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65 views

SSL certificate for internal services

We have wildcard SSL certificate issued by GoDaddy. Our current website is hosted at Media Temple where this certificate is applied. In Media Temple, we have setup DNS Zone to point to internal server ...
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1answer
20 views

i want to visualize myself about bandwidth of internet [closed]

as we know bandwidth is just a way through which data flows.20 Mbps internet means 20 mega bits per second and 40 Mbps means 40 mega bits per second.i guess 20 Mbps means 20 Mb of data is retrieved in ...
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21 views

Is it possible to know the location of an Anycast IP since they can be at multiple places at the same time?

With a Unicast IP we can know the geographical location of an IP address easily. But an Anycast IP address can be at multiple locations at the same time and depending on how close you are to the ...
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34 views

Internet packages went crazy

So... I have a router (wireless, ASUS RT-N18U), connected to 4 pcs via cable and 1 tablet wireless. After I noticed some performance drops in my network speed, I checked the traffic manager. The ...
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35 views

VoIP phone only working in one direction

Ahoy friends. Currently i got 2 networks connected via routing. I got a VoIP device connected to one of the networks, to be routed to the other one. Everything else is working on this configuration of ...
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100 views

How to determine whether an internet connection is wired or wireless?

I work in the IT department for the residential housing area at my university (network operations is separate from ours). I've wondered how is it that when someone registers a MAC address on our ...
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Are there good ways to transfer very large files (2TB) over the Atlantic?

My company regularly needs to send about 2TB of data from the US to the UK (the size of the compressed delta is 2TB). Even though each side has good internet connectivity, sending files directly is ...
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Changing DHCP range makes me lose internet access

Hy, I'm trying to increase my network ip address from: IP DHCPIpv4: 192.168.1.10 - 192.168.1.250 Mask: 255.255.255.0 Server: 192.168.1.254 Gateway: 192.168.1.254 To IP DHCPIpv4: 192.168.0.10 - ...
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1answer
26 views

Is there a way to block internet access using iptables for particular access points

In our company we have several access points. For some of them in the production area it should be disallowed to use them for accessing the internet. The router we have has (at least) two interfaces: ...
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How to determine how much internet bandwidth my cloud server needs? [duplicate]

I want to rent a server to collect data from a websocket over the internet. I want to do it in a way so that it doesn't get bottlenecked by internet bandwidth even when it's busy. I have the option ...
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477 views

What exactly is the difference between public and private IP addresses? [closed]

Everywhere on the Internet the same answer is given, private IP addresses exists only inside your network and public IP addresses are what everyone sees on Internet. What exactly do they mean by the ...
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How can I easily (e.g. as easy as rsync or SCP) do a high speed (1gpbs) file transfer over an Internet-latency link?

A few times per year, I need to transfer massive files (20+GBs) over the Internet (latency 20-100ms), but with reasonably fast connections on the order of 1gbps between servers. Unfortunately, when I ...
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60 views

Microsoft Azure | Internet Connection Problems

I have 2 Virtual Machines on Microsoft Azure and I have the same problem with both of them... I can't use internet, when I want to open a site on Windows, it says 'This Site Can't Be Displayed' and I ...
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2answers
56 views

Setting up a subdomain to a distinct server

I am setting up a subdomain on Google Domains in the form subdomain.mydomain.com, so that this URL lead users to my server (AWS EC2 instance). In Google Domains I can configure subdoamins with ...
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1answer
106 views

OpenVPN connection ok but no Internet access

I'm learning to use OpenVPN and I bought a VPS with OpenVPN (a default installation offered by the hosting provider). When I configure my client to connect to the server, I notice that the connection ...
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21 views

How to configure a server running on MS Windows to route an IP via intranet/internet dynamically?

I apologize if the title might be incorrect. The crux of the problem is: 1. I have an application that runs on client machines throughout a hospital and can even be used remotely by doctors. 2. This ...
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1answer
280 views

No internet on secondary router in cascaded router setup

I recently bought a Cisco RV130W router and plan to use it as a secondary router in a cascaded router setup. I want to do this so I can isolate my own devices (NAS, printer, PC, Laptop) and prevent ...
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1answer
49 views

How do domains connect to internet and email (servers) globally?

I know of domain name registrars, that you can use them to acquire your own domain name for a website; but, how do they connect to the internet and email (servers) globally? I'm not exactly sure how ...
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278 views

OpenVPN works well with mobile data, but can not connect through ADSL

I've installed OpenVPN on a CentOS machine and created a user on it. Then I installed the client software on my PC and tried to connect to the VPN. The strange problem is that when I am using the ...
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50 views

Ip forwarding and redirection - mac os x

My setup is as follows: (Internet)<->en0:192.168.101.15 (macos) en6:10.22.5.15 <-> (LAN) I am trying to make my LAN see the Internet. I already tried things like pfctl with nating and ...
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1answer
57 views

How to diagnose source of website blocking?

When accessing sites through my ISP, certain sites don't load. The DNS resolves fine (via nslookup; also, the hosts file is fine), but then accessing them through any port times out (eg. tracert or ...
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26 views

barracuda firewall not accepting a hashtag (#) in password

we're configuring a new barracuda firewall as part of an office move. We're a fairly small office so have standard business broadband. We're at the stage where we have our username and password from ...
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1answer
1k views

Debian static ip, can not bring up interface: “RTNETLINK answers: File exists”

I have a fresh installation of SELKS(Debian 9) and I configured the network manually, but I can not bring the interface eno1 UP. I get the error: RTNETLINK answers: File exists ifup: failed to bring ...
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41 views

OpenVPN server not passing through to the internet

I have an OpenVPN server running on Ubuntu 18.04.2 LTS server. I did had it working on Ubuntu 16.04 LTS but after the upgrade i can't access the internet through the VPN. I checked the sysctl ipv4 ...
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2k views

How to Bond Two (Multiple) Internet Connections for Increased Speed and Failover

We are located in a rural area with two slow ADSL connections (3.5/0.5 Mbps) and wanted to improve connection speed and reliability by somehow "combining" them. The following describes our solution ...
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29 views

Connection to server blocked for no reason [closed]

I have had a VPS in NL for the past 5-6 years and it's been working great. Now one day I suddenly can't access/ping/anything the VPS from my home connection (tried different computers) The confusing ...
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112 views

Check Internet speed in router BusyBox

I have a Huaweii router running Linux version 4.1.17, it has a BusyBox v1.24.2 and the arch for this router is MIPS32. From my Ubuntu 16.04 LTS connected to the router by ethernet cable, I ssh to ...
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iPerf3 client download comes back with really slow results when tested on a long fat pipe for my FreeBSD server

So I operate FreeBSD server that is connected to a 300 Mbps symmetrical fiber line. It often has to serve users on a different continent so the tested ping is anywhere from 100 to 300 ms, and in ...
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3answers
132 views

What causes a server to block internet access

I am running an API on a server. A customer is polling the server with API requests 8-10 times per second. I know this is bad practice and I am working on getting the customer to change. But in the ...
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2answers
106 views

How exactly DDoS protection is built

When speaking about the DDoS protection, I can understand that it is massively dependent on the filter capacity. When building your own DDoS protection, it is dependent on the amount of traffic you ...
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2answers
140 views

dedicated tunnel between two data center?

I sometimes hear the word about dedicated tunnel between two data centers. Say there is dedicated tunnel b/w DC1 and DC2 . DC1-> DC1 ISP -------- Internet ------ >DC2 ISP --------> DC2 My ...
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1answer
96 views

Blended Bandwidth with multiple carriers How to configure IP address

I have seen many colocation companies offering something called "Blended Bandwidth" and that makes me wonder how do they do it? Here is my example. If I would get two internet services, from ISP-A ...
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7k views

Why the discrepancy between Speedtest and Wget?

My customer complains about low internet speeds. When measured with Speedtest.net speeds are acceptable. Periodic measured downloads are 10% to 30% of the nominal speed. I cannot explain that. Some ...
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1answer
58 views

When using DNS from another continent, will IP's and CDN's reflect host country as well?

Lets say I am using Russia’s Yandex DNS from Canada, or America. Will I be served IP's and CDN's that reflect the host country of said DNS? And will they tend to be nearer to that nation?
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166 views

What sources does public NTP servers use to ensure time sync?

As from the title, I would like to know what sources “pool.ntp.org” and other big NTP service providers use in order to ensure they are in sync and serving clients the exact date and time.
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93 views

How to disable internet but remain connected to LAN network?

I have a windows computer that I want to isolate from the internet. I need this computer to remain in contact with other devices on the network and be able to VNC into it. I saw some solutions saying ...
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1answer
71 views

mount cephfs or rbd via Internet

Is there any suitable solution for this? I know about security issues, but is it possible? Or other better storage solutions? We tested s3fs+cephrgw, but It's very slow and unstable.
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48 views

Connection timout between two IP troubleshooting

I have a client with a webserver and a VPS server with a webserver and a mailserver. These machines have to exchange data via REST API but I have a problem, they are not reachable each other over HTTP ...
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59 views

Strange internet timeout issue

Working with a client, setup a new server for them 3 weeks ago. The It's a Windows 2016 server, replacing an SBS server; the domain is already setup, I had initially started to setup RDS, but removed ...
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25 views

Web Deployment Tool on Win2k8 R2

I'm trying to install Web Deployment Tool on Win2k8 R2, but always fail with the next error: MSI (s) (D4:20) [16:53:38:151]: Created Custom Action Server with PID 3780 (0xEC4). MSI (s) (D4:FC) [16:53:...
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82 views

how to make Windows 7 have website access through VPN connection

I am still struggle with my Windows 7 VPN client’s internet access. My OpenVPN client-server works great for my Windows 10 laptop and my Android phones. But my Windows 7 laptop cannot gain internet ...
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1answer
123 views

On a web server, is it normal to see a thousand connections coming from one user?

When I saw so many connections from one IP (by using netstat), I thought it's bot. (The website is not popular so it's very unlikely to be multiple users behind one IP.) But I checked apache access ...
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2answers
224 views

Data usage in case of VPN?

My organization has provided a windows 10 laptop. When I connect to VPN from my home through my home internet and download a file of say 1GB from: Intranet (connected servers) Internet (public) In ...
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1answer
930 views

My newly deployed Website working with mobile data but not on wifi

I deployed my django website today on digital ocean. I can access it by its droplet's IP address. Then I configured domain name. Everything is fine and I can access my website from Mobile by domain ...

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