A Cisco Small Form-factor Pluggable (SFP) module is a compact, hot-swappable transceiver module that links Cisco switches and routers to the network, supporting Gigabit Ethernet and other protocols over optical or copper connections.
Here's a more detailed breakdown:
What it is:
An SFP module is a small, modular transceiver used in networking equipment like switches and routers.
Function:
It connects the electrical circuitry of the device to the external optical or copper network, enabling high-speed communication.