add a why section

3 years ago · eef0d52948
1 changed files with 7 additions and 0 deletions
--- a/content/u/blog/how-to-route-ipv4-via-ipv6/contents.lr
+++ b/content/u/blog/how-to-route-ipv4-via-ipv6/contents.lr
@ -83,6 +83,13 @@ rtt min/avg/max/mdev = 2.365/2.365/2.365/0.000 ms
 [root@diamond ~]#
 ```

+## Why?
+
+Why would anyone want to do this? It's quite easy: with this you can
+route an IPv4 address to an IPv6 only host. This enables IPv6 only
+resources to create and send IPv4 packets, even if they don't have
+IPv4 routes.
+
 ## Do it yourself

 If you don't believe us that it is possible, you can test it yourself