J2373-60001Token ring interface board - Has DB-9 connector
J2550-69013EtherTwist 10Base-T LAN interface board
J2553-61006EtherTwist (10Base-T), ThinLAN (10Base-2), and LocalTalk Board
J2553-69003EtherTwist 10Base-T, ThinLAN 10Base-2, and LocalTalk board
J2555-69013JetDirect Card Token RingToken ring LAN interface board - DB-9 and RJ-45 connectors
J4100-69001JetDirect 400N modular input/output (MIO) internal print server - Provides 10/100Base-TX or 10Base-2 network connection using RJ45 or BNC connectors
J4106-69001JetDirect 400N modular input/output (MIO) internal print server - Provides 10Base-T network connection using RJ45 connector