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IP Network
Infrastructure
(IEEE 802 LAN)
IP Network
Infrastructure
(IEEE 802 LAN)
IP Network
Infrastructure
(IEEE 802 LAN)
Configuring for Network Management Applications
LLDP (Link-Layer Discovery Protocol)
■ Power over Ethernet (PoE) status and troubleshooting support via
SNMP
■ support for IP telephony network troubleshooting of call quality
issues via SNMP
This section describes how to configure and use LLDP-MED features in the
switches to support VoIP network edge devices (Media Endpoint Devices)
such as:
■ IP phones
■ voice/media gateways
■ media servers
■ IP communications controllers
■ other VoIP devices or servers
IP Network
Infrastructure
(IEEE 802 LAN)
Switches Providing Network
Access to LLDP-MED Endpoints
LLDP-MED Class 1 Generic Endpoints
Such As IP Call Control Devices
LLDP-MED Class 2 Media Endpoints Such As
Media Gateways, Conference Bridges, and
other Devices Supporting IP Media Streams
LLDP-MED Class 3 End-User IP Communication
Devices Such As VoIP Telephones
Figure 13-17. Example of LLDP-MED Network Elements
LLDP-MED Endpoint Support. LLDP-MED on the switches covered in this
guide interoperates with directly connected IP telephony (endpoint) clients
having these features and services:
■ able to autonegotiate speed and duplex configuration with the switch
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