HTTP stands for Hyper Text Transfer Protocol and is the protocol used to transfer information around the World Wide Web.
-2
votes
1answer
45 views
How do iptables ports work? [closed]
Let's say, for instance, a user on the network makes a HTTP request to http://serverfault.com. I believe the destination port (dport) in this case is 80.
What is the source port (sport)?
If the user ...
0
votes
0answers
18 views
Configure IIS To Send “text/html” In Response for IE11
The updated version of Internet Explorer in Windows 8.1, IE11, has the following User Agent string as per this:
Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko
Our website is ...
0
votes
1answer
21 views
Malformed nginx 307 redirect response?
I have an Nginx configuration that 307 redirects from http to https. There are existing client applications that connect to http and send data via POST requests. The clients are .Net services using ...
-3
votes
2answers
48 views
Alternatives to wireshark? [closed]
What would be a good option to troubleshoot an interaction of browser with a server besides wireshark?
I mean being able to see what the browser sends and receives.
Is firebug a good alternative or is ...
0
votes
0answers
17 views
Single connection HTTP proxy for streaming [closed]
I have a bunch of IP cameras streaming MJPG. The problem is they support only 1 client (second client just hangs until first one disconnects). I would like to set up some proxy server that will ...
0
votes
0answers
15 views
Some traffic doesn't show up when using an HTTP Proxy
I use the Charles HTTP Proxy to watch traffic from mobile apps on my computer. Some traffic does not appear at all in the proxy, though, and I don't know enough about networking to know why.
For ...
0
votes
0answers
35 views
Apache server reached MaxClients setting
I'm using Apache/2.2.15 (Unix) in CentOS release 6.3 (Final) 2.6.32-279.1.1.el6.x86_64.
I have some HTTP requests from specific referer with diferrent ip adresses and i want to block these requests ...
0
votes
1answer
45 views
Need a simple utility to report computer state back to home server [closed]
I am looking for a small Windows utility to be installed on our computers that will periodically access a web page on our server (using HTTP), to make sure that the computer is alive and also which IP ...
1
vote
1answer
41 views
Plotted ab results of node, cluster and nginx, odd results?
I did a test with ab -n 10000 -c 1000 against node.js with different configurations, each returning the string Hello World!. Results seems odd to me.
X axis is the number of requests, y is the ...
0
votes
0answers
13 views
HTTP Communications- Browser not receiving all data [migrated]
I have set up a server with my homemade http code on it. My code binds to a port(80) and then listens for requests on that port. My response is sent in pieces using multiple send() calls. If I access ...
0
votes
1answer
30 views
Making Nginx send 4xx/5xx errors from PHP-FPM
I have Nginx setup to reverse proxy all files ending in .php. In some scripts, I check for parameters and send "406 Not Acceptable" as a generic error which needs to be picked up on jQuery/from Ajax. ...
1
vote
1answer
25 views
Add logging to HTTP server on runtime
Sometimes we have an HTTP server running where you can see that it starts to act out. Without restarting it I want to start to log all HTTP requests.
Are there any tools that allows you to add some ...
1
vote
0answers
44 views
short Apache outages (VPS, ModSecurity)
I have a problem with my site recently hosted at Liquidweb, none of their techs seems to be able to solve this issue even after days. Was hoping I could get some help here.
Occasionally, my site's ...
-1
votes
0answers
17 views
How simulate error “empty response from the server” [closed]
I develop http library for html scraping, and now at least I start to write unit tests. Currently i want to check empty response handler, but for this i need simulate this error on server side, but i ...
0
votes
1answer
19 views
Browser prematurely closes connection
I am working on a legacy system where an intermittent problem keeps happening at what seems to be times where there is a lot of load on the network. I am using IE6 to access a webpage generated by a ...
0
votes
2answers
43 views
Wireshark does not capture HTTP on 8080
I am running Wireshark on my linux machine and i have simple python web server running on localhost:8080
I am capturing only local port 8080. When i open browser on localhost:8080 wireshark captures ...
-1
votes
0answers
26 views
Can I block a request based on HTTP-VIA and HTTP_X_FORWARDED_FOR?
I have the problem where a specific anti-virus is following all my tracking URLs in emails. The Logging of these requests based on their IP's result in two extra headers being passed through:
...
-1
votes
1answer
27 views
Exclude Specific Pages From HTTP headers
I am just an html and css guy, so please forgive me if my question isn't worded correctly. I set http headers in the .htaccess file to disable caching for my site, and it works fine. But now I want to ...
0
votes
1answer
41 views
Are empty HTTP requests malicious?
I have seen multiple empty http request log entries from Apache:
HOST:443 REMOTEIP - - [DATA AND TIME] "-" SIZE SIZE "-" "-"
Are these malicious attacks, or some misconfiguration on my side?
0
votes
1answer
43 views
Forwarding all HTTP/HTTPS traffic to a port with iptables
I'm trying to setup a wireless network that routes all traffic to a local webserver (basically a hotel wifi login page).
Here's my dhcpd config:
$ cat /etc/dhcpd.conf
ddns-update-style none;
...
0
votes
1answer
40 views
How do I change the format of Apache HTTP Indices?
For instance, this index:
http://howto.unixdev.net/
Differs from this index:
http://gcc.petsads.us/
How do I change the format of the indices for my web server?
0
votes
1answer
34 views
Apache tomcat server win8 cannot be accessed outside of local host
I have installed the apache-tomcat server on my local win7. The port I specified is 9999. Additionally, I use the distributed binary version of apache tomcat. Not installing as a windows service.
I ...
-3
votes
0answers
81 views
Proxy web browsing over HTTPS? [closed]
I am accessing a network where only HTTPS website work, like https://google.com, https://example.com etc.). The HTTP port (80) is blocked.
I have an external server; what would be the best way to ...
0
votes
2answers
30 views
Human readable format for http headers with tcpdump
I would like to view the HTTP headers sent from Apache (listening on port 80) to Tomcat (on port 4080) in a Linux machine.
According to Wikipedia,
Header fields are colon-separated name-value ...
1
vote
1answer
26 views
How to forbid HTTP TRACE in lighttpd
In a recent PCIDSS scan at a client of mine, I got aware of Web Server HTTP Trace/Track Method Support Cross-Site Tracing Vulnerability (CVE-2004-2320, CVE-2007-3008). The proposed mitigation for ...
0
votes
0answers
29 views
trouble with github behind Varnish caching servers
We are a development team in Europe (Berlin to be precise) that heavily depends on the availability of raw.github.com. Our CI server way to often (sometime in 50% of all cases) reports failed builds ...
1
vote
1answer
50 views
Can I tail an http resource?
Is there a way to tail a resource such as http://someserver.com/logs/server.log ?
This is what I would do for a local file.
tail -F /var/logs/somefile.log
I would like something similar to that ...
1
vote
1answer
39 views
Why does this HTTP header configuration cause browsers to always perform If-Modified-Since requests?
On our server, we have configured http response headers as follows:
Cache-Control:max-age=28800, must-revalidate # (8 hours)
Connection:Keep-Alive
Date:Wed, 24 Apr 2013 21:36:19 GMT
...
0
votes
1answer
30 views
New Wordpress host running old Apache HTTP
My employer recently had me help move our static web site to a new Wordpress host. The new host claims to be super up to date on everything. When requesting anything from the site and inspecting ...
-2
votes
1answer
47 views
Can Squid or other open-source proxy server be set up to process HTTPS encrypted traffic? [closed]
I would like to set up a home proxy server which would filter ads and viruses even before they get to the browser. The problem in this case is that many web sites use encrypted HTTPS connections and I ...
0
votes
0answers
17 views
which is the correct behavior with SSI and 304-not modified
What is the correct behavior of SSI when responding to an If-Modified-Since in the request header? Is there a correct behavior? If the content is dynamic, would a 304-Not Modified ever be ...
0
votes
1answer
39 views
Cisco route HTTP / HTTPS to proxy server
Given a Cisco router, is it possible to route all HTTP and HTTPS traffic to a proxy server for filtering, and allow the proxy server to send the filtered traffic back?
0
votes
1answer
40 views
IIS 7.5 Log Request Processing Time
I am running on a performance issue with ASP.Net 2.0 Application.
A page takes atmost 20+ secs to load in a browser.
I would like to know where the problem is occurring, i.e in browser(rendering) or ...
1
vote
2answers
52 views
Sophos access a webserver from the web
I have an web server (IIS) behind an SOPHOS UTM 9
I have setup the Web Application Firewall feature
It is a completely fresh install. No other settings have been edited.
When I try to access the ...
0
votes
3answers
54 views
Setup a http proxy server in linux so that Web users behind a big firewall in another country can access the Web without filtering
I've already setup a SSH server. I can create a socks proxy and proxify the Internet connections from within a country that censores the Internet. The problem is that SSH proxies are too slow and for ...
1
vote
1answer
56 views
Issue setting environment variable in apache httpd.conf
I'm trying to figure out why I can set a string literal in httpd.conf using SetEnv:
SetEnvIf anothertest ^$ something=sometext
But I can't assign the contents of another variable:
SetEnvIf ...
0
votes
0answers
31 views
Posting to IIS getting slow with high concurrency on a specific box, what could be the issue? [closed]
We've been facing an issue in a scenario where, at certain times of the day, several processes where spawn in parallel, each one performing an HTTP POST to an ASP.NET 4.0 application under IIS 7.5 on ...
0
votes
1answer
107 views
All HTTP connections refused from public IP yet all others are fine?
I wasn't sure how to describe this problem in the title, so I'll give you a little background on it.
I have a machine running Ubuntu 12.10 Server with Apache 2.2.22 (all packages at latest release ...
0
votes
0answers
17 views
https requests being handled by wrong web site?
I have a windows 2003 server running IIS6 that has two web sites. These sites are basically the same, but one is a staging site and the other is production. I have noticed that when I submit a ...
0
votes
1answer
30 views
.NET WebRequests fail on network with Blue Coat proxy
I have a .NET 3.5 application that makes a standard http WebRequest:
var webRequest = WebRequest.Create(new Uri("http://myserver.com/target.xml));
var webResponse = webRequest.GetResponse();
This ...
1
vote
0answers
142 views
How to allow HTTP OPTIONS requests in IIS 6?
I am having some trouble allowing CORS OPTIONS requests from a website that I am working on. After doing some research I was under the impression that the following things needed to be in place in ...
1
vote
1answer
56 views
“Via: HTTP/1.1 GWA” HTTP header - what is it?
One of my customers has something installed on their site, which makes all their resources load from googleusercontent.com domain. All HTTP requests also have the following header:
Via: HTTP/1.1 GWA
...
0
votes
0answers
26 views
VHosts in lighttpd on the specific port
I'm looking for solution of my specific problem, which is obvious, but not for me and Google. I'm switching from Lighttpd from Apache.
I want simple vhost(or not) configuration like:
/srv/something ...
0
votes
0answers
30 views
http multi-hop proxy request
Is there some way to build an HTTP request in such a way that a client can indicate the intermediate proxy servers between him and the server?
I'm working with Java, and I'm able to request a ...
-1
votes
1answer
53 views
Do I need to handle chunked HTTP requests if I only work with GET requests? [closed]
I am writing a Netty server that handles HTTP GET requests from the browser to serve scripts or pixels.
My understanding is that there is no reason why I would receive chunked requests as all I ...
1
vote
1answer
42 views
Acceptable HTTP request-response delay
What is the acceptable HTTP request-response delay? I have a client-server application that takes 0.4 milliseconds as request-response delay. is this delay acceptable according to the standard?, ...
-1
votes
1answer
43 views
HTTP request logs needed for anaylsis [closed]
I'm looking for detailed server logs of HTTP requests, so that I can find the most common HTTP request header values for fields such as User-Agent, Accept, Accept-Charset, etc.. I found a resource ...
1
vote
2answers
45 views
Download and save a file with proof that it was downloaded from a specific server/url on a specific date?
Assuming the file was downloaded over http is this possible? I'm guessing there could be some way to do it using a hash and a timestamp however I'm not sure how you could prove nothing was tampered ...
0
votes
0answers
61 views
IIS 7.5 ARR : windows authentication - HTTP header principal?
I've IIS 7.5 acting as a proxy to connect to internal JAVA Web server. IIS is performing Windows Authentication and forwarding authenticated requests to the JAVA Web server. That's fine.
Is there ...
1
vote
2answers
43 views
Interim way to handle https requests while SSL certificate is being arranged?
What can I do to handle https requests while an SSL certicate is being arranged?
The https requests are being made from a desktop app so there are no browsers involved.
Are there free certs I can ...
