Reza has explained how to create an ACL that will allow UDP packets destined to the ports in the range 16384 to 32767 (any source or destination IP). You would then need to apply this ACL in the correct direction (in or out) to the correct interface. That would allow those packets to pass through the router.
I am still not sure if that is what you are asking though - you seem to be alluding to the router communicating with your PABX system - possibly as some sort of SIP gateway or something similar. Can you clarify?
i have a cisco 1900 series.. it is connected to mypabx.. in order to use the pabx i need to open udp port and rtp port of the router.. (the asterisk is already in the system). so that the pabx can be use.
We are pleased to announce availability of Beta software for 16.6.3.
16.6.3 will be the second rebuild on the 16.6 release train targeted
towards Catalyst 9500/9400/9300/3850/3650 switching platforms. We are
looking for early feedback from customers befor...
Introduction Featured Speakers Luis Espejel is the Telecommunications
Manager of IENova, an Oil & Gas company. Currently he works with Cisco
IOS® and Cisco IOS XE platforms, and NX to some extent. He has also
worked as a Senior Engineer with the Routing P...
In this session you can learn more about Layer 3 multicast and the best
practices to identify possible threats and take security measures. It
provides an overview of basic multicast, the best security practices for
use of this technology, and recommendati...