Interlogix NS3500-28T-4S User Manual - Manual (Page 216)

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Before connecting the IP device to the switch, the IP phone should configure the voice VLAN
ID correctly . It should be configured through its own GUI.
4.8.5.2 Properties
The Voice VLAN feature enables voice traffic to forward on the Voice VLAN, and then the switch can be classified and
scheduled to network traffic. It is recommended that there are two VLANs on a port -- one for voice, one for data.
Before connecting the IP device to the switch, the IP phone should configure the voice VLAN ID correctly. It should be
configured through its own GUI. This page provides to select the ingress bandwidth preamble. The Ingress Bandwidth
Control Setting/Status screen in Figure 4-8-22 & Figure 4-8-23 appears.
Figure 4-8-22 Properites Page Screenshot
The page includes the following fields:
Object Description
 Voice VLAN State Indicates the Voice VLAN mode operation. We must disable MSTP feature
before we enable Voice VLAN. It can avoid the conflict of ingress filter. Possible
modes are:
■ Enabled : Enable Voice VLAN mode operation.
■ Disabled : Disable Voice VLAN mode operation
 Voice VLAN ID Indicates the Voice VLAN ID. It should be a unique VLAN ID in the system and
cannot equal each port PVID. It is conflict configuration if the value equal
management VID, MVR VID, PVID, etc.