![background image](http://html.mh-extra.com/html/interlogix/ifs-ns3502-8p-2s/ifs-ns3502-8p-2s_user-manual_2077338018.webp)
IFS NS3502-8P-2S User Manual
18
VCL Protocol-based VLAN Add LLC ............................................................................. 536
VCL Protocol-based VLAN Delete Ethernet II.............................................................. 536
VCL Protocol-based VLAN Delete SNAP ...................................................................... 536
VCL Protocol-based VLAN Delete LLC ......................................................................... 537
VCL Protocol-based VLAN Add .................................................................................... 537
VCL Protocol-based VLAN Delete ................................................................................ 537
VCL Protocol-based VLAN Configuration .................................................................... 537
7. SWITCH OPERATION ............................................................................................................. 538
7.1 Address Table .............................................................................................................................................. 538
7.2 Learning ...................................................................................................................................................... 538
7.3 Forwarding & Filtering ................................................................................................................................ 538
7.4 Store-and-Forward ...................................................................................................................................... 538
7.5 Auto-Negotiation ........................................................................................................................................ 539
8. POWER OVER ETHERNET OVERVIEW ..................................................................................... 540
What is PoE? ..................................................................................................................................................... 540
The PoE Provision Process ................................................................................................................................. 542
Stages of powering up a PoE link ........................................................................................ 542
Line Detection ..................................................................................................................... 543
Classification ....................................................................................................................... 543
Start-up ............................................................................................................................... 543
Operation ............................................................................................................................ 543
Power Disconnection Scenarios .......................................................................................... 544
9. TROUBLE SHOOTING ............................................................................................................. 545
A.1 Switch's RJ-45 Pin Assignments ................................................................................................................... 547
A.2 10/100Mbps, 10/100Base-TX ...................................................................................................................... 547
APPENDEX B: GLOSSARY ........................................................................................................... 549