This tool sends a HTTP request using method OPTIONS. HTTP protocol defines OPTIONS method to obtain information about the method supported by the web server. Parameter --uri is the uri/url requested. Parameters --proxy-ip, --proxy-port, --proxy-login and --proxy-password defines the web proxy and credentials. Parameter --user-agent defines the client name to send. For example 'Mozilla/5.0'. Parameter --display-status indicates to display status code of reply to screen. Parameter --display-headers indicates to display reply headers. Parameter --file-headers indicates the filename where to store headers.
| parameter | description | example |
| -u|--uri uri | url/uri to download | http://www.laurentconstantin.com/ |
| -s|--display-status|+s|--no-display-status | display statuscode to screen | |
| -h|--display-headers|+h|--no-display-headers | display headers to screen | |
| -p|--proxy-ip ip | IP address of proxy | 5.6.7.8 |
| -P|--proxy-port port | port of proxy | 3128 |
| -l|--proxy-login login | login of proxy | |
| -L|--proxy-password password | password of proxy | |
| -U|--user-agent useragent | user agent | Mozilla/5.0 |
| -H|--file-headers file | file receiving headers | filehdr.txt |
| -T|--timeout uint32 | timeout in ms | 60000 |