TP-Link TL-SL5428E User Manual page 266

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3 Time To Live
4 Port Description
5 System Name
6 System
Description
7 System
Capabilities
8 Management
Address
127 Organizationally
Specific
Optional TLVs are grouped into two categories including basic management TLV and
Organizationally-specific TLV.
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A set of TLVs considered to be basic to the management of the network stations are required for
all LLDP implementations. "
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Different organizations have defined various TLVs. For instance, Port VLAN ID TLV, Port and
Protocol VLAN ID TLV, VLAN Name TLV And Protocol Identity TLV are defined by IEEE 802.1,
while MAC/PHY Configuration/Status TLV, Power Via MDI TLV, Link Aggregation TLV and
Maximum Frame TLV are defined by IEEE 802.3.
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For detailed introduction of TLV, please refer to IEEE 802.1AB standard.
In TP-LINK switch, the following LLDP optional TLVs are supported.
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Indicates the number of seconds that the
neighbor device is to regard the local information
to be valid.
Identifies the description string of the port.
Identifies the system name.
Identifies the system description.
Identifies the main functions of the system and
the functions enabled.
Identifies the management IP address, the
corresponding interface number and OID (Object
Identifier). The management IP address is
specified by the user.
Allows different organizations, such as IEEE
802.1, IEEE 802.3, IETF, as well as individual
software and equipment vendors, to define TLVs
that advertise information to remote device.
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The Port Description TLV allows network management to
advertise the IEEE 802 LAN station's port description.
The System Capabilities TLV identifies the primary functions of
the system and whether or not these primary functions are
enabled.
The System Description TLV allows network management to
advertise the system's description, which should include the full
name and version identification of the system's hardware type,
software operating system, and networking software.
254
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Mandatory
Optional
Optional
Optional
Optional
Optional
Optional