J2300A 60 Kb/s WAN Protocol Analyzer built in RS-232/V2.4, V.35,, RS-449/RS-422/RS423, and V.10,V.11. ISDN BRI/PRI AND X.21 optional. Add expansion module to add any two full-sized PC-AT cards. Full RS-232/v.24 Breakout Box. The data rate is 64Kb/s monitor, simulation, and BERT; Fast capture to 256Kb/s.
