.\" manual page [] for pppd 2.3
-.\" $Id: pppd.8,v 1.37 1999/03/23 03:22:34 paulus Exp $
+.\" $Id: pppd.8,v 1.38 1999/03/30 06:33:09 paulus Exp $
.\" SH section heading
.\" SS subsection heading
.\" LP paragraph
connection until a valid LCP packet is received from the peer (as for
the `passive' option with ancient versions of pppd).
.TP
+.B sync
+Use synchronous HDLC serial encoding instead of asynchronous.
+The device used by pppd with this option must support synchronous
+serial communications. Currently supports Microgate SyncLink adapters
+under Linux.
+.TP
.B usehostname
Enforce the use of the hostname (with domain name appended, if given)
as the name of the local system for authentication purposes (overrides