Juniper PB-4GE-SFP-B

PB-4GE-SFP-B 4-Port 1000BASE-X SFP Gigabit Ethernet Module IPUIA2LMAA
Juniper Networks 4-Port Gigabit Ethernet PIC (Requires pluggable SFP Optics Modules: SFP-1GE-SX, SFP-1GE-LX, SFP-1GE-LH, or SFP-1GE-T - See Interface Accessories section) Ethernet's flexibility, cost effectiveness, and proven interoperability, along with a continuous stream of enhancements have made it a widely adopted form of connectivity - from data centers and peering at Internet exchange points to the growing trend of metropolitan Ethernet access