Identifies Internet Protocol address (IP) of version v4 and v6
Operates On: Lexical Items with TOKEN and possibly other flags as specified below.
V-------------------[ 192.0.2.235 127.0.0.1 255.255.255.255 2001:0db8:0000:0000:0000:ff00:0042:8329 2001:0DB8:0000:0000:0000:8A2E:FFFF:CE34]-------------------V ^-[192.0.2.235]-V-[127.0.0.1]--V--[255.255.255.255]--V--[2001:0db8:0000:0000:0000:ff00:0042:8329]--V---------[2001:0DB8:0000:0000:0000:8A2E:FFFF:CE34]---------^ ^--[{IPaddr}]---^--[{IPaddr}]--^-----[{IPaddr}]------^-----------------[{IPaddr}]------------------^------------------------[{IPaddr}]-------------------------^
No vertices are created in this stage