Juniper Networks M20 - Manual (Page 23)

Gigabit Ethernet PIC (Quad-Wide)
■ JUNOS 4.2 and later Software release
■ Four Gigabit Ethernet ports
■ Power requirements: 0.40 A @ 48 V (19.2 W)
■ Supports large Ethernet frame sizes for more efficient throughput across the intra-POP
network
Description
■ High-performance throughput on all ports at speeds up to 1 Gbps
■ Autonegotiation between Gigabit Ethernet circuit partners
■ Full-duplex mode
■ Maximum transmission units (MTUs) of up to 9192 bytes
Hardware features
■ Virtual Router Redundancy Protocol (VRRP) support
■ 802.1Q virtual LANs (VLANs) support
■ 64 source MAC address filters per port
■ 960 destination MAC filters per port
Software features
■ Duplex SC connector (TX and RX)
■ Optical interface support—see Table 5 on page 24
Cables and connectors
Gigabit Ethernet PIC (Quad-Wide) ■ 23
Gigabit Ethernet PIC (Quad-Wide)