Specifications

Confidential
EPSON
TITLE
SHEET
REVISION
NO.
SHEET NEXT
D
TM-U230
Specification
(STANDARD)
23 24
2.1.3.5 Printing communications protocols
Protocol Application
lp/lpr Transfers printing data
FTP Transfers printing data interactively
TCP Socket Port Transfers printing data and printer status by direct socket
communications (bidirectional)
1) lp/lpr
Remote printer name: aux
Kanji filter: (EUC→JIS)
Maximum simultaneous connections: 10
Number of connections that can print: 1 (other users wait until printing is done)
Time out: About 5 minutes
Job deletion: Not supported
Banner printing: Not supported
2) FTP
Port number: 21
Password: None
Max. simultaneous connections: 3
Number of connections that can print: 1 (other users wait until printing is done)
Time out: None
Job deletion: Not supported
Supported commands: USER (specified user name)
BYE (log off)
PUT (specifies and sends file to print)
ASCII (specifies ASCII-format transfer)
BINARY (specifies binary-format transfer)
LS (displays status of the Ethernet interface)
3) Socket communications
Port type: TCP comm. port for direct printing
Port number: 9100
Port communication direction: Bidirectional
Time out: About 5 minutes