man: Document Bluetooth options

man/en_US/netstat.8

@@ -23,6 +23,8 @@ netstat \- Print network connections, routing tables, interface statistics, masq
 .RB [ \-\-udplite | \-U ]
 .RB [ \-\-sctp | \-S ]
 .RB [ \-\-raw | \-w ]
+.RB [ \-\-l2cap | \-2 ]
+.RB [ \-\-rfcomm | \-f ]
 .RB [ \-\-listening | \-l ]
 .RB [ \-\-all | \-a ]
 .RB [ \-\-numeric | \-n ]
@@ -85,13 +87,14 @@ netstat \- Print network connections, routing tables, interface statistics, masq
 .PP
 .RB [ -4 | \-\-inet ]
 .RB [ -6 | \-\-inet6 ]
-.RB [ \-\-protocol= { inet , inet6 , unix , ipx , ax25 , netrom , ddp ", ... } ]"
+.RB [ \-\-protocol= { inet , inet6 , unix , ipx , ax25 , netrom , ddp , bluetooth ", ... } ]"
 .RB [ \-\-unix | \-x ] 
 .RB [ \-\-inet | \-\-ip | \-\-tcpip ]
 .RB [ \-\-ax25 ]
 .RB [ \-\-x25 ]
 .RB [ \-\-rose ]
 .RB [ \-\-ash ]
+.RB [ \-\-bluetooth ]
 .RB [ \-\-ipx ] 
 .RB [ \-\-netrom ]
 .RB [ \-\-ddp | \-\-appletalk ]
@@ -163,8 +166,9 @@ is a comma (',') separated list of address family keywords like
 .BR ax25 , 
 .BR netrom ,
 .BR econet ,
+.BR ddp ,
 and
-.BR ddp .
+.BR bluetooth .
 This has the same effect as using the 
 .BR \-\-inet | -4 ,
 .BR \-\-inet6 | -6 ,
@@ -172,13 +176,18 @@ This has the same effect as using the
 .BR \-\-ipx ,
 .BR \-\-ax25 ,
 .BR \-\-netrom ,
+.B \-\-ddp ,
 and
-.B \-\-ddp 
+.B \-\-bluetooth
 options.
 .P
 The address family
 .B inet
 (Iv4) includes raw, udp, udplite and tcp protocol sockets.
+.P
+The address family
+.B bluetooth
+(Iv4) includes l2cap and rfcomm protocol sockets.
 .SS "\-c, \-\-continuous"
 This will cause
 .B netstat
@@ -447,6 +456,12 @@ status information via the following files.
 .I /proc/net/ip_masquerade
 -- masqueraded connections
 
+.I /sys/kernel/debug/bluetooth/l2cap
+-- Bluetooth L2CAP information
+
+.I /sys/kernel/debug/bluetooth/rfcomm
+-- Bluetooth serial connections
+
 .I /proc/net/snmp
 -- statistics
 .fi