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Table of Contents
1 Voice VLAN Configuration························································································································1-1
Voice VLAN Overview·····························································································································1-1
How an IP Phone Works ·················································································································1-1
How Switch 4200G Series Switches Identify Voice Traffic ·····························································1-3
Setting the Voice Traffic Transmission Priority ···············································································1-3
Configuring Voice VLAN Assignment Mode of a Port·····································································1-4
Support for Voice VLAN on Various Ports·······················································································1-4
Security Mode of Voice VLAN·········································································································1-6
Voice VLAN Configuration ······················································································································1-7
Configuration Prerequisites·············································································································1-7
Configuring the Voice VLAN to Operate in Automatic Voice VLAN Assignment Mode··········1-7
Configuring the Voice VLAN to Operate in Manual Voice VLAN Assignment Mode·········1-8
Displaying and Maintaining Voice VLAN·······························································································1-10
Voice VLAN Configuration Example ·····································································································1-11
Voice VLAN Configuration Example (Automatic Mode)································································1-11
Voice VLAN Configuration Example (Manual Mode) ····································································1-13
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