User's Manual

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Picture 114 - IPv6 Static IP network mode
6.6.2.2 QoS & VLAN
LLDP
Link Layer Discovery Protocol. LLDP is a vendor independent link layer protocol used by network devices for
advertising their identity, capabilities to neighbors on a LAN segment.
Phone could use LLDP to find the VLAN switch or other VLAN devices and use LLDP learn feature to apply
the VLAN ID from VLAN switch to phone its self.
CDP
Cisco Discovery Protocol. CDP is a not-for-profit charity that runs the global disclosure system for investors,
companies, cities, states and regions to manage their environmental impacts. According to the CDP, Cisco
devices could share the OS version, IP address, hardware version and so on.
Table 15 - QoS & VLAN
Parameters Description
LLDP setting
Report Enable LLDP
Interval LLDP requests interval time
Learning
apply the learned VLAN ID to the phone configuration
QoS
QoS Mode configure SIP DSCP and audio DSCP
WAN VLAN
WAN VLAN WAN port VLAN configuration
LAN VLAN
LAN VLAN LAN port VLAN configuration
CDP
CDP CDP enable/disable, CDP interval time
6.6.2.3 VPN
Virtual Private Network (VPN) is a technology to allow device to create a tunneling connection to a server and
becomes part of the servers network. The network transmission of the device may be routed through the
VPN server.