Voice Vlan - ZyXEL Communications GS1920v2 Series User Manual

Figure 222 SWITCHING > VLAN > Protocol Based VLAN Setup > Add/Edit
The following table describes the labels in this screen.
Table 166 SWITCHING > VLAN > Protocol Based VLAN Setup > Add/Edit
LABEL
Active
Port
Name
Ethernet-type
VID
VLAN
Priority
Apply
Clear
Cancel

49.11 Voice VLAN

Voice VLAN is a VLAN that is specifically allocated for voice traffic. It ensures that the sound quality of an
IP phone is preserved from deteriorating when the data traffic on the Switch ports is high. It groups the
voice traffic with defined priority into an assigned VLAN which enables the separation of voice and
data traffic coming onto the Switch port.
The Switch can determine whether a received packet is
Chapter 49 VLAN
DESCRIPTION
Enable the switch button to activate this protocol based VLAN.
Type a port to be included in this protocol based VLAN.
This port must belong to a static VLAN in order to participate in a protocol based VLAN.
Enter up to 32 alphanumeric characters to identify this protocol based VLAN. The string
should not contain [ ? ], [ | ], [ ' ], [ " ] or [ , ].
Use the drop down list box to select a predefined protocol to be included in this protocol
based VLAN or select Other and type the protocol number in hexadecimal notation. For
example the IP protocol in hexadecimal notation is 0800, and Novell IPX protocol is 8137.
Note: Protocols in the hexadecimal number range of 0x0000 to 0x05ff are not
allowed to be used for protocol based VLANs.
Enter the ID of a VLAN to which the port belongs. This must be an existing VLAN which you
defined in the SWITCHING > VLAN screens.
Enter the ID of a VLAN to which the port belongs. This must be an existing VLAN which you
defined in the SWITCHING > VLAN > VLAN Setup > Static VLAN screen.
Select the priority level that the Switch will assign to frames belonging to this VLAN.
Click Apply to save your changes to the Switch's run-time memory. The Switch loses these
changes if it is turned off or loses power, so use the Save link on the top navigation panel to
save your changes to the non-volatile memory when you are done configuring.
Click Clear to clear the fields to the factory defaults.
Click Cancel to not save the configuration you make and return to the last screen.
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