User’s Manual of IGS-20040MT
with a particular end user. Capabilities include all of the capabilities defined for
the previous Generic Endpoint Class (Class I), and are extended to include
aspects related to media streaming. Example product categories expected to
adhere to this class include (but are not limited to) Voice / Media Gateways,
Conference Bridges, Media Servers, and similar.
Discovery services defined in this class include media-type-specific network
layer policy discovery.
LLDP-MED Communication Endpoint (Class III)
The LLDP-MED Communication Endpoint (Class III) definition is applicable to all
endpoint products that act as end user communication appliances supporting IP
media. Capabilities include all of the capabilities defined for the previous Generic
Endpoint (Class I) and Media Endpoint (Class II) classes, and are extended to
include aspects related to end user devices. Example product categories
expected to adhere to this class include (but are not limited to) end user
communication appliances, such as IP Phones, PC-based softphones, or other
communication appliances that directly support the end user.
Discovery services defined in this class include provision of location identifier
(including ECS / E911 information), embedded L2 switch support, inventory
management
LLDP-MED
Capabilities
LLDP-MED Capabilities describes the neighbor unit's LLDP-MED capabilities.
The possible capabilities are:
1. LLDP-MED capabilities
2. Network Policy
3. Location Identification
4. Extended Power via MDI - PSE
5. Extended Power via MDI - PD
6. Inventory
7. Reserved
Application Type
Application Type indicating the primary function of the application(s) defined for
this network policy, advertised by an Endpoint or Network Connectivity Device.
The poosible application types are shown below.
Voice
- for use by dedicated IP Telephony handsets and other similar
appliances supporting interactive voice services. These devices are typically
deployed on a separate VLAN for ease of deployment and enhanced
security by isolation from data applications.
Voice Signaling
- for use in network topologies that require a different policy
for the voice signaling than for the voice media.
Guest Voice
- to support a separate limited feature-set voice service for
guest users and visitors with their own IP Telephony handsets and other
similar appliances supporting interactive voice services.
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