84 model 3000 Ethernet Module / DS Connection Module Operation Manual
Appendix A Specifications
A
A.3  Function Specifications
Note: PCMP, IRCP, and ONS are Toshiba protocols.
Confirm transmission of the sent data at application level.
A.4  Serial Communication Port (RS-232C) Transmission 
Specifications
Table A-4 Function Specifications
Item Specifications
Protocol TCP/UDP/IP, PCMP, IRCP (Note)
Transmission • Point-to-point transmission
• Multicast transmission
• Broadcast transmission
• Inter-hierarchy communication function
Monitoring function (RAS) Hardware/software
System configuration • Multihost
  Host modules:  4 maximum
• Multiport
  Ethernet modules:   4 maximum
Ports for EN7 module For PCMP: Port No.10000
For node diagnosis: Port No.48000
ONS transmission port Nos. 50000 to 50999
Table A-5 Serial Transmission Specifications
Item Specifications
Data transmission speed 9600 bps maximum
Synchronizing Start-stop
Transmission cable Cross cable with 9-pin-9-pin D-sub connector
Cable length 15 m maximum
Communication  Full duplex
Communication settings • Parity bit:  None
• Character length:   8 bits
• Stop bit:  1