H3C Technologies H3C S3100 Series Switches User Manual
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Table 1-2 Matching relationship between port types and voice devices capable of acquiring IP address
and voice VLAN automatically
Voice VLAN
assignment
mode
Voice
traffic
type
Port type
Supported or not
Access Not
supported
Trunk
Supported
Make sure the default VLAN of the port exists and is not a voice
VLAN, and the access port permits the traffic of the default
VLAN.
Tagged
voice
traffic
Hybrid
Supported
Make sure the default VLAN of the port exists and is not a voice
VLAN, and the port permits the traffic of the default VLAN.
Access
Trunk
Automatic
Untagged
voice
traffic
Hybrid
Not supported, because the default VLAN of the port must be a
voice VLAN and the access port is in the voice VLAN. This can
be done by adding the port to the voice VLAN manually.
Access
Not supported
Trunk
Supported
Make sure the default VLAN of the port exists and is not a voice
VLAN, and the access port permits the traffic of the default
VLAN and the voice VLAN.
Tagged
voice
traffic
Hybrid
Supported
Make sure the default VLAN of the port exists and is not a voice
VLAN, the port permits the traffic of default VLAN, and the
voice VLAN is in the list of the tagged VLANs whose traffic is
permitted by the access port.
Access
Supported
Make sure the default VLAN of the port is a voice VLAN.
Trunk
Supported
Make sure the default VLAN of the port is a voice VLAN and the
port permits the traffic of the VLAN.
Manual
Untagged
voice
traffic
Hybrid
Supported
Make sure the default VLAN of the port is a voice VLAN and is
in the list of untagged VLANs whose traffic is permitted by the
port.
IP phones acquiring IP address and voice VLAN through manual configuration can forward only tagged
traffic, so the matching relationship is relatively simple, as shown in