HTTP (Hypertext Transfer Protocol) is the protocol most commonly used to transfer information around the World Wide Web.

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424 views

How do Pause-able downloads work?

I use Internet Download Manager (IDM) for downloading data, and I have noticed that in it's download progress window, it shows whether or not a download is pause-able (resume-able). Typically, ...
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1answer
864 views

How to block HTTP and HTTPS ports in Skype for OS X

How I can configure Skype on OSX to not use port 80? In the Windows version of Skype, you can configure the main port (80 by default) and the alternative (443 by default). Windows Options ...
2
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1answer
578 views

http Redirect to https Sometimes Leads to “this page contains other resources which are not secure”

In Chrome (though I may have seen similar behavior in other browsers), type in http://www.google.com. You will always be redirected to https://www.google.com. Usually when I do this, I get the good ...
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0answers
326 views

HTTP-Error 500 in Openmeetings

I installed OpenMeetings on Ubuntu Server 12.04.1. And everything was working fine until I came across the File Upload. I tried to Upload some pdf files for Testing. But after selection when I tried ...
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4answers
762 views

How does ping figure out the IP address of a website?

I'm trying to understand better the different network-query tools such as nc, curl, whois, dig, nslookup and at the same time a bit more about the architecture of internet requests, servers, and the ...
0
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1answer
74 views

Printing Over the Internet

I would like to know how to allow certain people, with unique user names, to be able to log in over the internet (not LAN) and be able to print their documents to my printer, which is connected to my ...
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1answer
79 views

Is there any way to serve http from behind a typical home NAT/router (from inside a LAN)

I seem to remember reading that something in IPv6 could help with this. I thought I would ask here to see if per-to-peer http could be a possibility these days. I am familiar with hole-punching, but I ...
0
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2answers
3k views

Stream multiple displays using one VLC instance

Trying to figure out a way to start an instance of VLC from the command line to stream 3 displays on a Win7 box. We can start an instance of each one individually, and connect to each (though not at ...
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1answer
103 views

How can I fire many HTTP requests using a single TCP connection?

I would like to know if there is a way to open a single TCP connection to a server and request several pages over HTTP on that connection. Is there a way to do this using common Linux client tools?
5
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1answer
785 views

How do I disable HTTP-level compression?

BREACH, a new attack on SSL that targets HTTP compression, has recently been publicly announced. The emerging advice for how to defend against BREACH seems to be: turn off HTTP compression. So, how ...
0
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1answer
807 views

have tcpdump show the 'conversation' as i would get from wireshark?

Is it possible to get the same output i would get from: tcpdump port 80 -w log.pcap wireshark log.pcap in wireshark Analyze > Follow TCP Stream and then in the bottom drop down Entire ...
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0answers
112 views

Debian: some sites won't load

I have a strange problem. Today I installed Debian for the first time (I'm Windows user). I didn't touch any settings but I'm not able to load some sites. They are not related to each other at all ...
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0answers
167 views

Web page stuck in loading until i disconnect Internet, then it loads

I am searching for an explanation and solution for the weird behavior i observe in my 3G Internet connection when it becomes slow. While loading a page with the Internet being slow, it takes long ...
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1answer
1k views

Port Forwarding ADSL

I have TP LINK TD-8817 as my ADSL Router, and TP-LINK TL-MR3420 as Wifi Router. I've done to open port 80, based on this result *please see this picture and the problem is : when I access my ...
0
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0answers
74 views

Strange delay for http requests on my local network

When trying to access the configuration page of my router (192.168.1.1) or the website hosted on a vm I'm running, there is an initial delay of about 10 seconds and then the request fails. On reload, ...
0
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1answer
358 views

Accessing two HTTP servers on a LAN

In my home, I have a single Comcast modem connected to a D-Link router. The domain name myDomain.com points to my Comcast IP (yes, I know this is probably not okay, but I am only using it for ...
1
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1answer
114 views

I'm using Chrome stable on OSX how to redirect a url

I've just bought the latest 13in Mac Air and I'm trying to get it to redirect from the international Apple store to the Australian one. The url currently is store.apple.com but I want it to always go ...
4
votes
1answer
679 views

Get modification time of remote file over HTTP in Bash script

I'm creating a simple Bash script to extract the file modification time/date of a remote file via HTTP. Example file: http://example.com/bar/example.pdf Can this be done without downloading the ...
0
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2answers
346 views

Send HTTP request from server to another server and get the IP that replies

so I have to do this project, and I honestly have NO idea where to start. So basically, it will send a simple GET request to a web server, and then wait for a reply, and it will print out the IP that ...
0
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2answers
318 views

Why is HTTP used to transfer content other than hypertext?

HTTP stands for Hypertext Transfer Protocol, so why is it used to transfer content that isn't hypertext, such as images, JSON, JavaScript, etc? Or does the definition of hypertext include these? I ...
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0answers
82 views

Access home server from same network

I have a old home PC on which I host some private git repos. I push/pull using ssh, which I set up on port 54345. I also set up a dynamic DNS server (similar do dyndns.org) for accessing the PC from ...
0
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1answer
44 views

Setting a non-standard proxy

I am behind a proxy which requires users to login during the first connection with a username and password with a HTML form. Thus, it is not handled with usual http://username:password@proxy.com and ...
4
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0answers
4k views

Why a listen 443 default_server; nginx rule override already configured rule (http rules working normal way)?

I have an nginx and different subdomains: a.mydomain.com b.mydomain.com c.mydomain.com Nginx has 4 rules: 1) rewrite rule: server { listen 80 server_name gl.udesk.org; root /nowhere; ...
0
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1answer
94 views

Which browser does my computer use to open a Web page?

I know little about networking the Internet, but, from what I understand, it works — very approximately — as follows: I, sitting at the computer example.com, send a message saying, ...
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2answers
78 views

Untraceable malicious browser calls

I installed Fiddler 4 Beta to do some HTTP tracing. I found a lot of calls being made to sites like : facebook, collegehumor and a bunch of other sites I've never visited. Could not trace what/who is ...
0
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1answer
575 views

IIS 7 sending me to the default web page sometimes

I am working on setting up a IIS server (Windows 2008 R2) and just when I think I have it working, I hit refresh on my browser and it brings me to the default web page (the IIS splash page) instead of ...
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0answers
21 views

Mac OS-level Version of Chrome's Redirector Extension

There is a really handy extension for chrome called Redirector which allows you to specify regular expressions which match against URLs seen by the browser and automatically hijack/redirect your ...
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3answers
13k views

Copy all files from an HTTP folder location to a local folder

I'm a student and need to pull down lots of stuff from my professor’s website, preferably retaining some of the folder structure. I'm working on Windows boxes and have access to Windows XP, Windows ...
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0answers
335 views

gstreamer httplive streaming by soup plugin

I want to stream video from webcam by http live. I found that souphttpclientsink plugin can do this. But when I run this command: gst-launch-1.0 videotestsrc ! avenc_mpeg4 ! mpegtsmux ! ...
0
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2answers
383 views

Testing HTTP pipeline with nc, but got only one response

I'm testing HTTP pipelining with nc, So I've create a input file that contains the following lines, GET / HTTP/1.1 Host: localhost GET / HTTP/1.1 Host: localhost Now I submit it with nc, nc ...
0
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1answer
450 views

how to force web browser sends HTTP CONNECT request

when we use HTTP proxy, we can use it to visit websites with https. In ordinary http proxying, the browser sends HTTP GET in cleartext. HTTP proxy parse the HTTP GET request HOST line to know which ...
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2answers
160 views

Does pipelineing HTTP requests really result in faster page loads? Why?

A frequently cited argument is basically the one contained in this picture However, this does not reflect the reality of an underlying TCP connection which has to slowstart, and where the client ...
0
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1answer
1k views

what is the usage of port number in HTTP GET request

in HTTP GET message, there is a HOST field. Host The domain name of the server (for virtual hosting), and the TCP port number on which the server is listening. The port number may be omitted if ...
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0answers
86 views

Fast HTTP downloads freeze frequently

I've been having a problem recently when it comes to downloading files with fast speeds (of any size) using HTTP. The problem is mostly happening on a specific file-hosting site that I bought a ...
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0answers
32 views

My Macbook can't send out OPTIONS request anymore

I guess this is a rare issue since I have googled the answer for days but seems like no one has run into this before. What happened is my computer could make OPTIONS requests out to remote servers ...
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0answers
324 views

http ping to restart service

This tool checks if a website is offline or not. http://www.coretechnologies.com/products/http-ping/ I'm trying to create an automated process to run that file and check domain.com, if pinging fails ...
0
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1answer
1k views

Proxy settings for HTTP request using libcurl

I am fairly new to HTTP Protocols involving proxies and authentication. I am working on an application that runs on Windows and uses the host network to send/receive HTTP/S requests. It also uses ...
0
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2answers
95 views

Monitoring WI-FI HTTP requests?

I was just wondering if it's possible to monitor HTTP requests sent & received to a WIFI network. If so, how is it done and how can I protect myself from it?
4
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0answers
1k views

How to relax Content Security Policy in Chrome?

Lately, some websites such as Facebook use the Content Security Policy (CSP) to restrict loading of scripts from "untrusted sources". For example, when requesting Facebook HTML content (e.g. ...
0
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0answers
139 views

cURL wont download for me?

OS X 10.8.3, from a terminal I am executing: $ curl -OCv http://<URL>/<file>.dmg I get (for 2 seconds) % Total % Received % Xferd Average Speed Time Time Time Current ...
2
votes
1answer
4k views

Send a custom HTTP header to one certain host only

Is there a way (Firefox add-on or about:config setting) to send a custom HTTP header for requests to a certain host? Example: Send the header Foobar: true if (and only if) I request a resource from ...
0
votes
2answers
1k views

Connect to an https service using an http-only client

Is there a simple command line client that would be invoked something like this: http2https --listen localhost:80 --connect example.com:443 which would then allow me to effectively connect to ...
0
votes
1answer
621 views

curl (48) An unknown option was passed in to libcurl, cannot install composer

I'm trying to install composer via cURL but I cannot find how to download the phar archive. I've installed cURL from source activating in it's build ssl and ssh compatibility; I need composer to have ...
1
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2answers
286 views

cURL unable to interpret hostnames, proxy issue?

When using cURL from my ubuntu machine to merely GET from a remote machine, I seem unable to resolve the hostname and just get a Proxy Issue - The proxy has encountered an error (Error 21: Server ...
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0answers
386 views

Can't turn on Network Discovery because of services problems

Windows 7 SP1 Home Premium 64 bit with all the updates. Wireless network connection. I can't connect this PC to my NAS; none of the other PCs on the network, or the NAS, appear when I browse the ...
0
votes
1answer
94 views

url containing query string in vlc

I am trying to open a network stream in VLC. The URL of the content is of the form http://192.168.0.1:80/content/recordings?dataid=myid&key1=value1&key2=value2 Whenever I append the query ...
0
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1answer
525 views

readsocket: Connection reset by peer (WSAECONNRESET) (10054) [closed]

I'm using stunnel to tunnel SSL traffic to port 80. And up until today it's been working just fine. And indeed for a good amount of pages on my website it still works just fine but for some pages it ...
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1answer
1k views

Redirect/Block outgoing HTTP traffic for a specific URL in Ubuntu

On my Ubuntu server I have some custom software running, that connects to its vendor server to search for updates. While this is useful in general, the software is not supposed to update itself for ...
0
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2answers
80 views

Standard/RFC for HTTP sessions?

HTTP as a protocol is stateless. RFC 2965 defines the state mechanism for HTTP (cookies), but then there is also the concept of HTTP sessions. Cookies are used for tracking the user session (using ...
1
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2answers
2k views

unable to connect to localhost:80 after installing nginx

I just installed nginx by doing sudo yum install nginx and I'm unable to connect to it on port 80. I tried stopping iptables by doing sudo service iptables start and was still unable to connect. I'm ...