Polycom 4300T manual Configuration Guide For Trunk Side IP PBX Applications

Configuring the 4300T

	static IP routing	Optional
Firewall Configuration	enable the data firewall	Yes
	configure basic settings	Optional
	configure advanced settings	Optional
Traffic Management	enable traffic shaping	Yes
Configuration
	enable Call Admission Control	Optional
VoIP Survivability	enable VoIP survivability	Yes
	configure call processing server reachability	Optional
	settings
	specify the number of digits to use for local	Optional
	dialing
	configure the IP address of the local LAN side	Optional
	PSTN gateway
	configure call processing server redundancy	Optional

Configuration Guide For Trunk Side IP PBX Applications

Companies with existing IP-based WAN links for inter-office voice and data communications can use the 4300T as a traffic shaper to meet the stringent jitter, latency and packet loss requirements for toll quality voice. The 4300T is deployed at the edge of the WAN in both headquarters and branch office locations, as shown below.

		Branch Office
Headquarters	4300T
IP PBX	T1/E1	IP PBX
	4300T
	Frame Relay
	Or	Branch Office
	IP Network
	T1/E1
	4300T
		IP PBX

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