Interdata732/usr/doc/man/man8/attach.8

.th ATTACH VIII
.sh NAME
attach - logically connect terminals
.sh SYNOPSIS
/etc/attach ttyid ...
.sh DESCRIPTION
.it attach
starts a
.it login
process on
the named terminals (single-character id's only) by changing
the /etc/ttys file and sending a
.it hangup
signal to the
.it init
process.
.sh FILES
/etc/ttys
.sh "SEE ALSO"
ttys(V), init(VIII), detach(VIII)