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NETGEAR Gigabit PoE+ switch automatically lost its voice vlan tagging configuration

kathyzhao
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NETGEAR Gigabit PoE+ switch automatically lost its voice vlan tagging configuration

We have a NETGEAR 48 ports POE+ switch model GS752TPv2.

running LLDP and set voice vlan to 20 for grandsteam phones to get its VLAN information.

 

Everything works fine until the PC connected to the grandstream phones power off, the PC is running Windows 10 and have LLDP protocol driver flip on. when the PC is powered off, might it send out a LLDP packet which triggered the NETGEAR switch to remove the configutaion of tagging voice vlan traffic. it happens automatically.

 

Only bu power cycle the grandsteam phones, will the netgear switch resume the configuration to tag voice traffic.

 

Wondering if this is a bug with netgear switch, it should not response the lldp message from the windows 10 PC and remove the voice vlan tagging.

 

Anyone run into such an issue?

 

Thanks for your time

 

Model: GS752TPv2|48-Port Gigabit Ethernet PoE+ Smart Managed Pro Switch with 4 SFP Ports (380W)
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DaneA
NETGEAR Employee Retired

Re: NETGEAR Gigabit PoE+ switch automatically lost its voice vlan tagging configuration

@kathyzhao,

 

Welcome to the community! 🙂 

 

Found out that you already opened a support ticket with NETGEAR Support which is case # 42028576.  The NETGEAR support expert assigned on your case already provided you with troubleshooting steps. 

 

Let us know how it goes. 

 

 

Regards,

 

DaneA
NETGEAR Community Team

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