How to know website’s server specs from its url?

You can use these 3 tools http://toolbar.netcraft.com/site_report?url=google.com http://builtwith.com/techcrunch.com http://whatcms.org/?s=wordpress.com Which lists all the technologies, the website is apparently using. OR You can run this command wget –save-headers google.com This will save the server header information in an index.html file, which you can open in an editor to view site’s server details. OR You can use … Read more

linux memoery space command

memory space

# df -h will show you where your free space (if any) is, on your mounted partitions. # du -sh /* will show you how much drive space each of your top-level directories are consuming, which might help identify files that don’t need to be on the root partition # fdisk -l (that’s a lower-case … Read more

Command for determining my public IP on linux PC

Finding external IP using external services The easiest way is to use an external service via a commandline browser or download tool. Since wget is available by default in Ubuntu, we can use that. To find your ip, use- wget -qO- http://ipecho.net/plain ; echo

How can I download an entire website?

wget –mirror -p –convert-links -P ./LOCAL-DIR WEBSITE-URL –mirror : turn on options suitable for mirroring. -p : download all files that are necessary to properly display a given HTML page. –convert-links : after the download, convert the links in document for local viewing. -P ./LOCAL-DIR : save all the files and directories to the specified directory.

Linux IP Commands

Display Current Config for all NIC’s: ifconfig Display Current Config for eth0: ifconfig eth0 Assign IP: ifconfig eth0 192.168.1.2 Ping: ping -c 3 192.168.1.1 Assign multiple IP’s: ifconfig eth0:0 192.168.1.2 Assign second IP: ifconfig eth0:1 192.168.1.3 Disable network card: ifconfig eth0 down Enable network card: ifconfig eth0 up View current routing table: route “or” route … Read more

Office internal chat system : openfire-spark

Openfire is a powerful instant messaging (IM) and chat server that implements the XMPP protocol. Download Openfire software from the below link. http://www.igniterealtime.org/downloads/ You can also download from direct link http://www.igniterealtime.org/downloads/download-landing.jsp?file=openfire/openfire_3_9_1.exe You need to install this software on server. Again you need to download spark IM from the below link. http://www.igniterealtime.org/downloads/download-landing.jsp?file=spark/spark_2_6_3.exe You can install this … Read more

RTMP – Real Time Messaging Protocol

Real Time Messaging Protocol or RTMP is mainly serving for high speed transmission of audio, video and data between flash player and a server. Initially developed by Macromedia, the protocol is now owned by Adobe, and specifications about it have only partially been released for public use. According to those specifications, the RTMP protocol has … Read more

Advantages and Disadvantages of HTTP, RTSP, and RTMP

Advantages and Disadvantages of HTTP, RTSP, and RTMP Which technology and delivery mode will work best for you? The answer depends on many data points. Let’s explore a few. How large is your anticipated daily traffic or single event? Do you need to protect your content from being downloaded locally and republished by the user? … Read more