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diff --git a/man/ngircd.8.tmpl b/man/ngircd.8.tmpl
index 4a01d71f..f0703f35 100644
--- a/man/ngircd.8.tmpl
+++ b/man/ngircd.8.tmpl
@@ -1,7 +1,7 @@
 .\"
 .\" ngircd(8) manual page template
 .\"
-.TH ngircd 8 "Dec 2010" ngircd "ngIRCd Manual"
+.TH ngircd 8 "Mar 2012" ngircd "ngIRCd Manual"
 .SH NAME
 ngIRCd \- the next generation IRC daemon
 .SH SYNOPSIS
@@ -26,7 +26,7 @@ there are good chances that it also supports other UNIX-based operating
 systems as well. By default, ngIRCd writes diagnostic and informational messages using
 the syslog mechanism.
 .SH OPTIONS
-The default behaviour of
+The default behavior of
 .BR ngircd
 is to read its standard configuration file (see below), to detach from the
 controlling terminal and to wait for clients.
@@ -68,7 +68,7 @@ Default "message of the day" (MOTD).
 The daemon understands the following signals:
 .TP
 \fBTERM\fR
-Shut down all conections and terminate the daemon.
+Shut down all connections and terminate the daemon.
 .TP
 \fBHUP\fR
 Shut down all listening sockets, re-read the configuration file and
@@ -76,6 +76,31 @@ re-initialize the daemon.
 .SH HINTS
 It's wise to use "ngircd \-\-configtest" to validate the configuration file
 after changing it.
+.SH DEBUGGING
+When ngIRCd is compiled with debug code, that is, its source code has
+been ./configure'd with "\-\-enable\-debug" and/or "\-\-enable\-sniffer" (witch
+enables debug mode automatically as well), you can use two more command
+line options and two more signals to debug problems with the daemon itself
+or IRC clients:
+.PP
+\fBOptions:\fR
+.TP
+\fB\-d\fR, \fB\-\-debug\fR
+Enable debug mode and log extra messages.
+.TP
+\fB\-s\fR, \fB\-\-sniffer\fR
+Enable IRC protocol sniffer, which logs all sent and received IRC commands to
+the console/syslog. This option requires that ngIRCd has been ./configure'd
+with "\-\-enable\-sniffer" and enables debug mode automatically, too.
+.PP
+\fBSignals:\fR
+.TP
+\fBUSR1\fR
+Toggle debug mode on and off during runtime.
+.TP
+\fBUSR2\fR
+Dump internal server state to the console/syslog when debug mode is on (use
+command line option \-\-debug or signal USR1).
 .SH AUTHORS
 Alexander Barton, <alex@barton.de>
 .br