/usr/local/bin/aterm-xterm wrapper script, included in aterm.tcz and issued by the symlink /usr/local/bin/xterm , doesn't pass quotes to aterm.
Trying to lauch Terminal Server from Control Panel results in aterm not understanding parameters, which include the TITLE option with quotes (-T ""):
xterm -bg black +tr +sb -T "Terminal Server Setup" -e sudo /usr/bin/tc-terminal-server &
aterm: bad option "Server"
aterm: bad option "Setup"
Usage v1.00.01 ...