User's Manual
Serial Port Settings ......................................................................................................................8-2 
Communication Parameters ........................................................................................................ 8-21 
Data Buffering/Log .................................................................................................................... 8-22 
9.  Web Console: System Management ................................................................................................... 9-1 
Overview ........................................................................................................................................... 9-2 
System Management ...........................................................................................................................9-2 
Misc. Network Settings .................................................................................................................9-2 
Auto Warning Settings .................................................................................................................9-6 
Maintenance ............................................................................................................................. 9-10 
Certificate ................................................................................................................................ 9-14 
10.  Web Console: System Monitoring .................................................................................................... 10-1 
Overview ......................................................................................................................................... 10-2 
System Monitoring ............................................................................................................................ 10-2 
Serial Status ............................................................................................................................. 10-2 
System Status .......................................................................................................................... 10-4 
11.  Web Console: Restart ...................................................................................................................... 11-1 
Overview ......................................................................................................................................... 11-2 
Restart ............................................................................................................................................ 11-2 
Restart System ......................................................................................................................... 11-2 
Restart Ports............................................................................................................................. 11-3 
12.  Android API Instructions ................................................................................................................ 12-1 
Overview ......................................................................................................................................... 12-2 
How to Start MxNPortAPI ........................................................................................................... 12-2 
MxNPortAPI Function Groups .............................................................................................................. 12-3 
Example Program ............................................................................................................................. 12-3 
A.  SNMP Agents with MIB II & RS-232-Like Groups .............................................................................. A-1 
RFC1213 MIB-II Supported SNMP Variables ...........................................................................................A-1 
System MIB ................................................................................................................................A-1 
Interfaces MIB ............................................................................................................................A-1 
IP MIB .......................................................................................................................................A-1 
ICMP MIB ...................................................................................................................................A-2 
UDP MIB ....................................................................................................................................A-2 
Address Translation .....................................................................................................................A-2 
TCP MIB .....................................................................................................................................A-2 
SNMP MIB ..................................................................................................................................A-2 
RFC1317: RS-232 MIB Objects .............................................................................................................A-3 
Generic RS-232-like Group ...........................................................................................................A-3 
RS-232-like General Port Table .....................................................................................................A-3 
RS-232-like Asynchronous Port Group ............................................................................................A-3 
The Input Signal Table .................................................................................................................A-3 
The Output Signal Table ...............................................................................................................A-3 
B.  Well-Known Port Numbers ................................................................................................................ B-1 
C.  Ethernet Modem Commands .............................................................................................................. C-1 
Dial-in Operation ................................................................................................................................C-1 
Dial-out .............................................................................................................................................C-1 
Disconnection Request from Local Site ..................................................................................................C-1 
Disconnection Request from Remote Site ...............................................................................................C-1 
AT Commands ....................................................................................................................................C-2 
S Registers ........................................................................................................................................C-3 
D.  Federal Communication Commission Interference Statement ........................................................... D-1 
E.  FCC Warning Statement .................................................................................................................... E-1 










