diff --git a/opnsense/readme.md b/opnsense/readme.md
index 549a5cc..e93ae2b 100644
--- a/opnsense/readme.md
+++ b/opnsense/readme.md
@@ -15,7 +15,7 @@ Firewall, router, dhcp server, recursive DNS, VPN, traffic monitoring.
Opensource.
Backend is FreeBSD with its packet filter `pf` and `configd`
for managing daemons, services and templates.
-For web gui frontend it uses lighttpd web server, PHP/Phalcon framework
+For web gui it uses lighttpd web server, PHP/Phalcon framework
and custom services built in Python.
Can be installed on a physical server or in a virtual machine.
@@ -106,6 +106,7 @@ checkboxes about NAT reflection, also called hairpin NAT or a NAT loopback.
- Reflection for 1:1: `Disabled`
- Automatic outbound NAT for Reflection: `Enabled`
+*extra info:*
Many consider NAT reflection a hack that should not be used or even allowed.
That the correct way is split DNS, where you maintain DNS records so that
`a.example.com` points directly to some local 192.168.0.12 IP address.