HP J3103-69001 - AdvanceStack expansion module assembly - Has two empty bays for optional 100VG tansceivers - (J3103A) Retail
HP J2414-69021 - SNMP/BRIDGE module - Provides SNMP management and a 10Mbps to 100Mbps bridge to connect 100VG/802.12 to 10Mbps Ethernet/802.3 network - Has one transceiver slot - (J2414B) Retail