networking: document "nc" in addition to "netcat" in netconsole.txt

It always annoyed me that the netconsole documentation didn't give me the
correct command for my distro.  Update it with a command line that actually
works on my Fedora install.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/Documentation/networking/netconsole.txt b/Documentation/networking/netconsole.txt
index 3c2f2b3..8d02207 100644
--- a/Documentation/networking/netconsole.txt
+++ b/Documentation/networking/netconsole.txt
@@ -51,7 +51,8 @@
 initialized and attempts to bring up the supplied dev at the supplied
 address.
 
-The remote host can run either 'netcat -u -l -p <port>' or syslogd.
+The remote host can run either 'netcat -u -l -p <port>',
+'nc -l -u <port>' or syslogd.
 
 Dynamic reconfiguration:
 ========================