JUNIPER - EN PHYSICAL INTERFACE CARD EXPANSION MODULE - 2 PORTS (PB-2GE-SX). KEY FEATURES : DEVICE TYPE : EXPANSION MODULE - 2 PORTS FORM FACTOR : PLUG-IN MODULE NETWORKING : CONNECTIVITY TECHNOLOGY : WIRED CABLING TYPE : ETHERNET 1000BASE-LX DATA LINK PROTOCOL : GIGABIT ETHERNET DATA TRANSFER RATE : 1 GBPS MAX TRANSFER DISTANCE : 6.2 MILES REMOTE MANAGEMENT PROTOCOL : SNMP, RMON STATUS INDICATORS : LINK ACTIVITY, RECEIVE FEATURES : ROUTING, AUTO-NEGOTIATION, LOAD BALANCING, MPLS SUPPORT, VLAN SUPPORT, PACKET FILTERING, PORT MIRRORING, DIFFSERV SUPPORT, MAC ADDRESS FILTERING, HALF DUPLEX MODE, FULL DUPLEX MODE COMPLIANT STANDARDS : IEEE 802.3, IEEE 802.1Q, IEEE 802.1P, IEEE 802.3AD (LACP) EXPANSION / CONNECTIVITY : EXPANSION SLOT(S) : 1 (TOTAL) / 0 (FREE) X SFP (MINI-GBIC) INTERFACES : 2 X NETWORK - ETHERNET 1000BASE-LX - SC SINGLE MODE X 2 COMPATIBLE SLOTS : 1 X EXPANSION SLOT . . .