Fix typos in Documentation/: 'N'-'P'

This patch fixes typos in various Documentation txts. The patch addresses
some words starting with the letters 'N'-'P'.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/networking/wan-router.txt b/Documentation/networking/wan-router.txt
index 37e42fe..0cf6541 100644
--- a/Documentation/networking/wan-router.txt
+++ b/Documentation/networking/wan-router.txt
@@ -214,7 +214,7 @@
 /usr/local/wanrouter/patches/kdrivers:
 	Sources of the latest WANPIPE device drivers.
 	These are used to UPGRADE the linux kernel to the newest
-	version if the kernel source has already been pathced with
+	version if the kernel source has already been patched with
 	WANPIPE drivers.
 
 /usr/local/wanrouter/samples:
@@ -438,7 +438,7 @@
 				  2.2.X kernels only
 
 				o Secured the driver UDP debugging calls
-					- All illegal netowrk debugging calls are reported to
+					- All illegal network debugging calls are reported to
 					  the log.
 					- Defined a set of allowed commands, all other denied.
 					
@@ -451,7 +451,7 @@
 
 				o Keyboard Led Monitor/Debugger
 					- A new utilty /usr/sbin/wpkbdmon uses keyboard leds
-					  to convey operatinal statistic information of the 
+					  to convey operational statistic information of the 
 					  Sangoma WANPIPE cards.
 					NUM_LOCK    = Line State  (On=connected,    Off=disconnected)
 					CAPS_LOCK   = Tx data     (On=transmitting, Off=no tx data)
@@ -470,7 +470,7 @@
 				o Fixed the Frame Relay and Chdlc network interfaces so they are
 				  compatible with libpcap libraries.  Meaning, tcpdump, snort,
 				  ethereal, and all other packet sniffers and debuggers work on
-				  all WANPIPE netowrk interfaces.
+				  all WANPIPE network interfaces.
 					- Set the network interface encoding type to ARPHRD_PPP.
 					  This tell the sniffers that data obtained from the
 					  network interface is in pure IP format.