Perform noninteractive file downloads from the Web. wget works in the background and can be used to set up and run a download without the user having to remain logged on. wget supports HTTP, HTTPS, and FTP, as well as downloads through HTTP proxies. wget uses a global startup file that you may find at /etc/wgetrc or /usr/local/etc/wgetrc. In addition, users can define their own $HOME/.wgetrc files.
Force connection to IPv4 hosts only.
Force connection to IPv6 hosts only.
Append output messages to logfile, instead of overwriting the contents as -o does. If logfile doesn’t exist, create it.
Specify a comma-separated list of filename suffixes or patterns to accept.
Go into the background immediately after startup, writing output to the file specified with -o or to wget-log.
Used with -F to prepend the specified URL to relative links in the input file specified with -i.
When making client TCP/IP connections, bind( ) to the specified local address, which can be specified as a hostname or IP address. Useful if your system is bound to multiple IP addresses.
Continue getting a partially downloaded file. Affects the restarting of downloads from an earlier invocation of wget. Works only with FTP servers and HTTP servers that support the Range header.
Set the timeout ...