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APPENDIX A
MODEL 2120 SINGLE PORT TERMINAL SERVER SPECIFICATIONS
A.1 SERIAL INTERFACE
DB-25 male or female, DB-9 male or female (RJ-45F jack with 6" RJ-45
to DB-9 adapter cable), and RJ-45 Male connector options
A.2 SERIAL TRANSMISSION
RS-232 Asynchronous, 50 to 115.2 kbps (software selectable)
A.3 DCE/DTE
DCE or DTE (software selectable)
A.4 RS-232 STATUS INDICATORS
TXD
,
RXD
,
DTR
,
RTS
,
CTS
,
DCD
, and
Power
A.5 ETHERNET INTERFACE
RJ-45 female connector
A.6 ETHERNET STANDARD
10Base-T (IEEE 802.3)
A.7 SYSTEM STATUS INDICATORS
Ethernet Link and System Status
A.8 PROTOCOLS SUPPORTED
TCP, UDP, IP, ICMP, TELNET, ARP, DHCP, FTP, SLIP, PPP, and PAP
A.9 MANAGEMENT SERVICES
Monitoring, control, and diagnostics via serial interface or TELNET session
A.10 MEMORY
1 Mbyte RAM; 512 kbytes FLASH
A.11 POWER SUPPLY OPTIONS
External, universal AC (100–240 VAC) or -48 VDC (36–60 VDC)