Panasonic KX-NS500 Installation Manual

8.3 H.323 Trunks
This section explains information that is necessary for setting up a H.323 QSIG network over an IP network.
8.3.1 Avoid Multiple IP Networks
A huge degradation in speech quality will be produced when calls are made through multiple IP networks as
shown below; therefore, it is recommended that you avoid establishing a VoIP network in this fashion.
IP Network 1 IP Network 2
PSTN/
BRI QSIG, etc.
IP Network 1 IP Network 2
Installation Manual 317
8.3.1 Avoid Multiple IP Networks

Panasonic KX-NS500 Specifications

General

Analog Extensions	Up to 64
VoIP Support	Yes
System Type	Hybrid IP-PBX
Power Supply	AC 100-240V, 50/60Hz
Operating Temperature	0°C to 40°C
Humidity	10% to 90% (non-condensing)
Maximum Extensions	288
IP Extensions	128
VoIP Channels	64
SIP Trunks	64
Networking	Yes, supports networking
Built-in Applications	Call Center
Expandability	Yes, via expansion cards and cabinets
Supported Protocols	SIP, H.323, MGCP
Dimensions	430 x 88 x 367 mm