Elaborate/correct wording & formatting of `ss`

sheets/ss

@@ -1,5 +1,6 @@
-# Utility to investigate sockets
+# ss
-#
+# Another utility to investigate sockets
+
 # Options:
 #   -4/-6   list ipv4/ipv6 sockets
 #   -n      numeric addresses instead of hostnames
@@ -7,19 +8,23 @@
 #   -u/-t/-x list udp/tcp/unix sockets
 #   -p      Show process(es) that using socket
 
-# show all listening tcp sockets including the corresponding process
+# Show all listening TCP ports, including the corresponding process.
 ss -tlp
 
-# show all sockets connecting to 192.168.2.1 on port 80
+# Show a summary of all ports connecting to 192.168.2.1 via port 80.
 ss -t dst 192.168.2.1:80
 
-# show all ssh related connection
+# Show all SSH-related connection.
-# documentation on the filter syntax: sudo apt-get install iproute2-doc
+#
+# Documentation on the filter syntax can be installed via the following command
+# if on a Debian- or Ubuntu-based distribution of Linux:
+#
+#     sudo apt-get install iproute2-doc
+#
 ss -t state established '( dport = :ssh or sport = :ssh )'
 
-# Display timer information
+# Display timer information.
-ss -tn -o
+ss -tno
 
-# Filtering connections by tcp state
+# Filter connections by TCP state.
 ss -t4 state established
-