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sn0rt# csup -L 2 -i ports/devel/libtool /etc/ports-supfile
Parsing supfile "/etc/ports-supfile"
Connecting to cvsup3.uk.FreeBSD.org
Connected to 212.135.5.10
Server software version: SNAP_16_1h
Negotiating file attribute support
Exchanging collection information
Establishing multiplexed-mode data connection
Running
Updating collection ports-base/cvs
Updating collection ports-devel/cvs
Shutting down connection to server
Finished successfully
sn0rt#