View source for LLDP

Warning: Do not follow this guide unless you know for certain you need LLDP. Incorrectly implementing this protocol MAY lead to undesired network functionality.

This guide applies to Cisco switches, and the screenshots are specifically from a SG300 28 port switch. Some options may be named differently, or not exist at all on other brands of network equipment.



<u>'''In the switch:'''</u>



LLDP Status: Enabled

TLV Advertise Interval: 60

[[File:Lldp-properties.PNG|File:Lldp-properties.PNG]]



&nbsp;

LLDP MED Network Policy:<br/>Create 2 policies as follows

Application Voice, VLAN ID 2, VLAN Tagged

Application Voice Signaling, VLAN ID 2, VLAN Tagged

[[File:Lldp-med-policies.PNG|File:Lldp-med-policies.PNG]]



&nbsp;

LLDP MED Port Settings:<br/>Add Voice and Voice signaling applications to desired ports

[[File:Lldp-med-port-settings.PNG|File:Lldp-med-port-settings.PNG]]&nbsp;



VLAN Management=>Voice VLAN=>Properties

Dynamic Voice VLAN: Disabled

[[File:Voice-vlan-properties.PNG|File:Voice-vlan-properties.PNG]]

Create VLAN: VlanID 2, name Voice

[[File:Vlan-create.PNG|File:Vlan-create.PNG]]

&nbsp;

Port to VLAN

Set desired ports for voice traffic (any port that will have a phone plugged in, plus the port that will handle voice dhcp, if needed), to VLAN 2: Tagged

[[File:Vlan-port-to-vlan.PNG|File:Vlan-port-to-vlan.PNG]]



Ensure all phones have LLDP enabled. &nbsp;You can set this on each phone individually in the menu under Settings=>Advanced=>Network=>LLDP, or follow the instructions listed at [http://wiki.ipitomy.com/wiki/HD_Phone_FAQ#How_do_I_Enabled_LLDP_Globally_for_the_Phones http://wiki.ipitomy.com/wiki/HD_Phone_FAQ#How_do_I_Enabled_LLDP_Globally_for_the_Phones] to set LLDP globally.