You can run multiple instances of tmux (even different versions), but it may not work as you expect: they will be completely independent (different sessions, windows, panels, parameter values, etc.). The -Lor option is -Sused to specify the name or name of the server socket.
tmux new
tmux -L other attach
-L $TMPDIR/tmux-$UID/, -S, .
"" tmux, TMUX , (), "" : tmux neww ( , ).
tmux. tmux " ". - 1.6 1.8 . , 1.6, 1.8 (.. 1.8) . , ( "" ), , , .
tmux attach # 1.8 talking to existing 1.8 "default" server
tmux-1.6 -L other attach # 1.6 talking to existing 1.6 "other" server
, , ( script, , ).
tmux() { command "${TMUXBIN:-tmux}" "$@"; }
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