--- arpwatch.8.orig	2000-10-08 20:31:28 UTC
+++ arpwatch.8
@@ -27,7 +27,7 @@ arpwatch - keep track of ethernet/ip add
 .na
 .B arpwatch
 [
-.B -dN
+.B -dNz
 ] [
 .B -f
 .I datafile
@@ -38,6 +38,9 @@ arpwatch - keep track of ethernet/ip add
 .br
 .ti +8
 [
+.B -m
+.I email
+] [
 .B -n
 .IR net [/ width
 ]] [
@@ -71,6 +74,12 @@ The
 flag is used to override the default interface.
 .LP
 The
+.B -m
+flag specifies the address that will receive the emails.
+The default is
+.IR root .
+.LP
+The
 .B -n
 flag specifies additional local networks. This can be useful to
 avoid "bogon" warnings when there is more than one network running
@@ -83,6 +92,10 @@ The
 flag disables reporting any bogons.
 .LP
 The
+.B -z
+flag disables reporting 0.0.0.0 changes, helpful in busy DHCP networks.
+.LP
+The
 .B -r
 flag is used to specify a savefile
 (perhaps created by
@@ -152,7 +165,7 @@ addresses was a DECnet address.
 .na
 .nh
 .nf
-/usr/operator/arpwatch - default directory
+/usr/local/arpwatch - default directory
 arp.dat - ethernet/ip address database
 ethercodes.dat - vendor ethernet block list
 .ad