Ethernet Units Operation Manual

292
Index
reading socket status, 247
subnet masks, 13
address conversion
, 24
reading from Unit
, 218
setting
, 62
subnet numbers, 13
sub-response code
, 214
See also SRES
switches
settings
, 33
Socket Service Request Switches
, 72, 122
unit control
, 68
SYSMAC BUS/2, 83
SYSMAC LINK
, 83
system configuration, 3
Ethernet Systems
, 4, 5
System Setup, 6, 51
CPU Bus Units
, 58, 59
T
TCP CLOSE REQUEST, 235
TCP communications, 10, 162
comparison with UDP
, 106
data fragmentation
, 108
precautions
, 108
programming example
, 130, 146
socket services
parameters
, 115
sockets
, 107
status
, 265
troubleshooting
, 201
status
, 243
TCP indicator, 32
TCP OPEN REQUEST (ACTIVE), 231
TCP OPEN REQUEST (PASSIVE)
, 228
TCP RECEIVE REQUEST, 232
TCP SEND REQUEST, 234
temperature
, 7, 8
Terminators, 5
precautions
, 252
timers, 261
timing
socket communications, 144
socket services
, 144
transceivers, 4
cables
, 4
precautions
, 252
recommended products
, 251
grounding
, 252
installation
examples
, 253
precautions
, 252
multipoint transceivers
, 256
recommended products
, 251
Transmission Control Protocol
See also TCP communications
transmission delays
reading PC memory
, 101
socket services
, 110
troubleshooting
FINS communications, 198
FTP server
, 202
mail
, 205
network connections
, 203
procedures
, 197
socket services
, 210
startup
, 197
TCP sockets
, 201
UDP sockets
, 199
UNIX error messages
, 210
using indicators
, 192
TS indicator, 33
type, 170
U
UDP CLOSE REQUEST, 227
UDP communications, 10
comparison with TCP
, 106
data fragmentation
, 108
precautions
, 80, 109
programming example
, 134, 153
socket services
parameters
, 115
sockets
troubleshooting
, 199
UDP OPEN REQUEST, 223
UDP RECEIVE REQUEST, 224
UDP SEND REQUEST
, 225
unit numbers
error indicator
, 32
setting
, 33, 35
user, 169
User Datagram Protocol
See also UDP communications
user name
specifying
, 169
V-W
vibration resistance, 7, 8
weight
, 7, 8
wiring
cables
, 40, 41
precautions
, 40, 41, 251
word addresses, 216, 267