nbtscan
nbtscan is a NetBios-over-TCP/IP scanner for windows file-sharing networks.
Version: 1.5.1.1
Status: Done
Usage
nbtscan [-v] [-d] [-e] [-l] [-t timeout] [-b bandwidth] [-r] [-q] [-s separator] [-m retransmits] (-f filename)|(<scan_range>)
Options:
-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 timeout wait timeout milliseconds for response.
Default 1000.
-b builddir Create a directory for each server name in the
folder builddir.
-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. Don't 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
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.
History
Version 1.5.1.1 - [John, 2008-04]
- Loads comma separated name1, name2=address, name3 list from nvram
- Generates /hosts/hosts accordingly
- Creates /net/XXX directories
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