What is the Broadcom BCM957508-P2100G?
The Broadcom BCM957508-P2100G is a QSFP optical transceiver module, listed by the manufacturer as "Broadcom Dual-Port 100 Gb/s QSFP56 Ethernet PCI Express 4.0 x16 Network Interface Card". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.