Installation guide

MyPBX U300 Administrator's Guide
www.yeastar.com Page155
Step 10. The Configuration of firewall settings is completed. See as below
figure.
Figure G-22 Rule List
Figure G-23 IP Blacklist Rule List
Step 11. Define the authorized data transmitting rate and drop all other
unauthorized hosts.
Note: If we setup IP blacklist rules here, those unauthorized hosts will still be
able to send SIP packets into MyPBX if the packets transmitting rate is under the
rate defined. But as soon as the transmitting beyond the define rate, the IP will
be added into blacklist automatically.
This is useful for remote extension that is using dynamic IP address.