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-rw-r--r--sbin/ifconfig/ifconfig.825
1 files changed, 23 insertions, 2 deletions
diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index 0fde75a2f654..a31bd9c81615 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -56,6 +56,7 @@
.Fl a
.Op Fl L
.Op Fl d
+.Op Fl [gG] Ar groupname
.Op Fl m
.Op Fl u
.Op Fl v
@@ -2910,9 +2911,26 @@ This flag instructs
to display information about all interfaces in the system.
The
.Fl d
-flag limits this to interfaces that are down, and
+flag limits this to interfaces that are down,
.Fl u
-limits this to interfaces that are up.
+limits this to interfaces that are up,
+limits this to interfaces that are up,
+.Fl g
+limits this to members of the specified group of interfaces, and
+.Fl G
+excludes members of the specified group from the list.
+Both
+.Fl g
+and
+.Fl G
+flags may be specified to apply both conditions.
+Only one option
+.Fl g
+should be specified as later override previous ones
+(same for
+.Fl G ) .
+.Sy groupname
+may contain shell patterns in which case it should be quoted.
When no arguments are given,
.Fl a
is implied.
@@ -3036,6 +3054,9 @@ Display available wireless networks using
.Pp
Display inet and inet6 address subnet masks in CIDR notation
.Dl # ifconfig -f inet:cidr,inet6:cidr
+.Pp
+Display interfaces that are up with the exception of loopback
+.Dl # ifconfig -a -u -G lo
.Sh DIAGNOSTICS
Messages indicating the specified interface does not exist, the
requested address is unknown, or the user is not privileged and