diff --git a/README.md b/README.md
index dee4372..a82d2f1 100644
--- a/README.md
+++ b/README.md
@@ -108,16 +108,17 @@ Please use the stable version listed above, we cannot support others.
 # Firewall settings #
 
 XLX Server requires the following ports to be open and forwarded properly for in- and outgoing network traffic:
- - TCP port 80        (http) optional TCP port 443 (https)
- - TCP port 8080      (RepNet)
- - UDP port 10001     (json interface XLX Core)
- - UDP port 10002     (XLX interlink)
- - TCP port 22        (ssh) optional  TCP port 10022
- - UDP port 30001     (DExtra protocol)
- - UPD port 20001     (DPlus protocol)
- - UDP port 30051     (DCS protocol)
- - UDP port 8880      (DMR+ DMO mode)
- - UDP port 62030     (MMDVM protocol)
- - UDP port 10100     (AMBE transcoding port)
+ - TCP port 80            (http) optional TCP port 443 (https)
+ - TCP port 8080          (RepNet) optional
+ - UDP port 10001         (json interface XLX Core)
+ - UDP port 10002         (XLX interlink)
+ - TCP port 22            (ssh) optional  TCP port 10022
+ - UDP port 30001         (DExtra protocol)
+ - UPD port 20001         (DPlus protocol)
+ - UDP port 30051         (DCS protocol)
+ - UDP port 8880          (DMR+ DMO mode)
+ - UDP port 62030         (MMDVM protocol)
+ - UDP port 10100         (AMBE controller port)
+ - UDP port 10101 - 10199 (AMBE transcoding port)
 
 © 2016 Luc Engelmann LX1IQ