Do I need to protect SFP ports and optics from dustcontaminants? If

Do I need to protect SFP ports and optics from dustcontaminants? If slot sfp Buy HANUTECH Gigabit Ethernet Fiber Media Converters with SFP LC Single Core Transceiver Module, Single-Mode LC, SMF RJ45 to SFP Slot up to 20KM, slot snook The SFP transceiver insertion slot should be clear of nearby moldings and covers that might block convenient access to the latching

slot snook The SFP port on a Gigabit switch is a slot designed for use with small form-factor pluggable connectors to enable data transmission

slot 2499 vip Gigabit Mini Media Converter Slot SFP Transceiver Module 1001000M 1 SFP Slot 1 RJ45 Single Mode Ethernet SFP Fiber Switch Delivery Free Shipping  Can anyone share it with me? The hardware configuration is as follows: Shelf type: 6500 14-Slot Packet-Optical