Cisco Cisco SG500-52PP 52-port Gigabit Max PoE+ Stackable Managed Switch 技术参考
Link Layer Discovery Protocol (LLDP) Commands
690
78-21491-01 Command Line Interface Reference Guide
39
User Guidelines
If the STP mode is MSTP, the LLDP packet handling mode cannot be set to
flooding.
flooding.
The STP mode cannot be set to MSTP if the LLDP packet handling mode is
flooding.
flooding.
If LLDP is globally disabled, and the LLDP packet handling mode is flooding, LLDP
packets are treated as data packets with the following exceptions:
packets are treated as data packets with the following exceptions:
•
VLAN ingress rules are not applied to LLDP packets. The LLDP packets are
trapped on all ports for which the STP state is Forwarding.
trapped on all ports for which the STP state is Forwarding.
•
Default "deny-all" rules are not applied to LLDP packets.
•
VLAN egress rules are not applied to LLDP packets. The LLDP packets are
flooded to all ports for which the STP state is Forwarding.
flooded to all ports for which the STP state is Forwarding.
•
LLDP packets are sent as untagged.
Example
The following example sets the LLDP packet handling mode to Flooding when
LLDP is globally disabled.
LLDP is globally disabled.
switchxxxxxx(config)#
lldp lldpdu flooding
39.14 lldp med
Use the lldp med Interface Configuration (Ethernet) mode command to enable or
disable LLDP Media Endpoint Discovery (MED) on a port. Use the no form of this
command to return to the default state.
disable LLDP Media Endpoint Discovery (MED) on a port. Use the no form of this
command to return to the default state.
Syntax
lldp med {
enable
[
tlv
…
tlv4
] |
disable
}
no lldp med
Parameters
•
enable - Enable LLDP MED
•
tlv—Specifies the TLV that should be included. Available TLVs are:
network-policy, location, and poe-pse, inventory. The capabilities TLV is
always included if LLDP-MED is enabled.
network-policy, location, and poe-pse, inventory. The capabilities TLV is
always included if LLDP-MED is enabled.