HP J2623-69001 - AdvanceStack Dial-a-LAN module - Provides dial-in/dial-out access when inserted in AdvanceStack hub expansion slot - Has two RJ-11 connectors for internal 28.8Kbps modems - (J2623A) 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