Polycom 2300 - Manual (Page 22)

Configuration Guide
PN: 1725-36082-001_F.doc 22
9. The Voice VLAN 2 is now 802.1Q tagged to the uplink port P08.
a. Highlight the Voice VLAN.
b. In the Network Plan Tasks panel, select IGMP.
10. In the VLAN Properties window, disable IGMP by clearing the
Enabled check box. Click the OK button.