Cisco Sg3008 Manual

VLAN Management
Vo i c e  V L A N
216 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
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By default, all interfaces are CoS/802.1p trusted.   The device applies the quality of 
service based on the CoS/802.1p value found in the voice stream. In Auto Voice 
VLAN, you can override the value of the voice streams using advanced QoS.   For 
Telephony OUI voice streams, you can override the quality of service and 
optionally remark the 802.1p of the voice...

VLAN Management
Vo i c e  V L A N
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Workflow1: To configure Auto Voice VL AN:
STEP 1Open the VLAN Management > Voice VLAN > Properties page.
STEP  2Select the Voice VLAN ID. It cannot be set to VLAN ID 1 (this step is not required for 
dynamic Voice VLAN).
STEP  3Set Dynamic Voice VLAN to Enable Auto Voice VLAN.
STEP  4Select the Auto Voice VLAN Activation method.
NOTEIf the device is currently in...

VLAN Management
Vo i c e  V L A N
218 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
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•Configuring Voice VLAN Properties
•Displaying Auto Voice VLAN Settings
•Configuring Telephony OUI
Configuring Voice VLAN Properties
Use the Voice VLAN Properties page for the following:
•View how voice VLAN is currently configured.
•Configure the VLAN ID of the Voice VLAN.
•Configure voice VLAN QoS settings.
•Configure the voice VLAN mode (Telephony OUI or Auto...

VLAN Management
Vo i c e  V L A N
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•Dynamic Voice VLAN—Select this field to disable or enable voice VLAN 
feature in one of the following ways:
-
Enable Auto Voice VLAN—Enable Dynamic Voice VLAN in Auto Voice 
VLAN mode.
-
Enable Telephony OUI—Enable Dynamic Voice VLAN in Telephony OUI 
mode.
-
Disable—Disable Auto Voice Vlan or Telephony OUI.
•Auto Voice VLAN Activation—If Auto Voice VLAN was...

VLAN Management
Vo i c e  V L A N
220 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
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STEP 1Click VLAN Management > Voic e VL AN > Auto Voice VLAN.
The Operation Status block on this page shows the information about the current 
voice VLAN and its source:
•Auto Voice VLAN Status—Displays whether Auto Voice VLAN is enabled.
•Voic e VL AN ID—The identifier of the current voice VLAN
•Source Type—Displays the type of source where the voice VLAN is...

VLAN Management
Vo i c e  V L A N
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-Static—User-defined voice VLAN configuration defined on the device.
-CDP—UC that advertised voice VLAN configuration is running CDP.
-LLDP—UC that advertised voice VLAN configuration is running LLDP.
-Voice VL AN ID—The identifier of the advertised or configured voice 
VLAN
•Voic e VL AN ID—The identifier of the current voice VLAN.
•CoS/802.1p—The advertised or...

VLAN Management
Vo i c e  V L A N
222 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
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Adding OUIs to the Telephony OUI Table
Use the Telephony OUI page to configure Telephony OUI QoS properties. In 
addition, the Auto Membership Aging time can be configured. If the specified time 
period passes with no telephony activity, the port is removed from the Voice 
VLAN. 
Use the Telephony OUI page to view existing OUIs, and add new OUIs. 
To configure...

VLAN Management
Vo i c e  V L A N
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STEP  6Click Apply. The OUI is added to the Telephony OUI Table.
Adding Interfaces to Voice VLAN on Basis of OUIs
The QoS attributes can be assigned per port to the voice packets in one of the 
following modes:
•All—Quality of Service (QoS) values configured to the Voice VLAN are 
applied to all of the incoming frames that are received on the interface and 
are...

VLAN Management
Access Port Multicast TV VLAN
224 Cisco Small Business 200, 300 and 500 Series Managed Switch Administration Guide (Internal Version) 
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STEP  4Click Apply. The OUI is added.
Access Port Multicast T V VLAN
Multicast TV VLANs enable Multicast transmissions to subscribers who are not on 
the same data VLAN (Layer 2-isolated), without replicating the Multicast 
transmission frames for each subscriber VLAN. 
Subscribers, who are not on the same data VLAN (Layer 2-isolated) and are 
connected...

VLAN Management
Access Port Multicast TV VL AN
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•The port’s Frame Type parameter is set to Admit All, allowing untagged 
packets (see Configuring VLAN Interface Settings).
The Multicast TV VLAN configuration is defined per port. Customer ports are 
configured to be member of Multicast TV VLANs using the Multicast TV VLAN 
Page.
IGMP Snooping
Multicast TV VLAN relies on IGMP snooping, which means...