nbtscan [-v] [-d] [-e] [-l] [-t timeout] [-b bandwidth] [-r] [-q] [-s separator] [-m retransmits] (-f filename)|(<scan_range>) -v verbose output. Print all names received from each host -d dump packets. Print whole packet contents. -e Format output in /etc/hosts format. -l Format output in lmhosts format. Cannot be used with -v, -s or -h options. -t timeoutwaittimeout milliseconds for response. Default 1000. -b bandwidth Output throttling. Slow down output so that it uses no more that bandwidth bps. Useful on slow links, so that ougoing queries donot get dropped. -r use local port 137 for scans. Win95 boxes respond to this only. You need to be root to use this option on Unix. -q Suppress banners and error messages, -s separator Script-friendly output. Donot print column and record headers, separate fields with separator. -h Print human-readable names for services. Can only be used with -v option. -m retransmits Number of retransmits. Default 0. -f filename Take IP addresses to scan from file filename. -f - makes nbtscan take IP addresses from stdin. <scan_range> what to scan. Can either be single IP like 192.168.1.1 or range of addresses in one of two forms: xxx.xxx.xxx.xxx/xx or xxx.xxx.xxx.xxx-xxx.
Examples
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nbtscan -r 192.168.1.0/24 Scans the whole C-class network. nbtscan 192.168.1.25-137 Scans a range from 192.168.1.25 to 192.168.1.137 nbtscan -v -s : 192.168.1.0/24 Scans C-class network. Prints results in script-friendly format using colon as field separator. Produces output like that: 192.168.0.1:NT_SERVER:00U 192.168.0.1:MY_DOMAIN:00G 192.168.0.1:ADMINISTRATOR:03U 192.168.0.2:OTHER_BOX:00U ... nbtscan -f iplist Scans IP addresses specified in file iplist.