The most popular Cisco Transceiver Modules have been announced end-of-sale and end-of-life. How to migrate to the new model? Read the following guide and info about the Legacy SFP Modules and the newest SFP Transceivers. End-of-Sale Transceiver Modules Replacement Models GLC-ZX-SM GLC-ZX-SMD GLC-ZX-SM= GLC-ZX-SMD= SFP-GE-Z GLC-ZX-SMD SFP-GE-Z= GLC-ZX-SMD= GLC-LH-SM GLC-LH-SMD GLC-LH-SM= GLC-LH-SMD= GLC-SX-MM GLC-SX-MMD GLC-SX-MM=…