diff --git a/apps/talk.sh b/apps/talk.sh
index ce76ac2a..e39a3ef9 100644
--- a/apps/talk.sh
+++ b/apps/talk.sh
@@ -123,10 +123,26 @@ realm=$TURN_DOMAIN
 total-quota=100
 bps-capacity=0
 stale-nonce
+no-loopback-peers
 no-multicast-peers
 no-stdout-log
 simple-log
 log-file=$VMLOGS/turnserver.log
+allowed-peer-ip=127.0.0.1
+denied-peer-ip=0.0.0.0-0.255.255.255
+denied-peer-ip=10.0.0.0-10.255.255.255
+denied-peer-ip=100.64.0.0-100.127.255.255
+denied-peer-ip=127.0.0.0-127.255.255.255
+denied-peer-ip=169.254.0.0-169.254.255.255
+denied-peer-ip=172.16.0.0-172.31.255.255
+denied-peer-ip=192.0.0.0-192.0.0.255
+denied-peer-ip=192.0.2.0-192.0.2.255
+denied-peer-ip=192.88.99.0-192.88.99.255
+denied-peer-ip=192.168.0.0-192.168.255.255
+denied-peer-ip=198.18.0.0-198.19.255.255
+denied-peer-ip=198.51.100.0-198.51.100.255
+denied-peer-ip=203.0.113.0-203.0.113.255
+denied-peer-ip=240.0.0.0-255.255.255.255
 TURN_CREATE
 if [ -f "$TURN_CONF" ];
 then