Multitech MultiModem Cell MTCBA-C1 User's Guide Page 98

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Chapter 17 – TCP APP AT Commands
Multi-Tech Systems, Inc. CDMA C1 AT Commands Reference Guide (PN S000478C) 98
Chapter 17 – TCP APP AT
Commands (For Non-UPI and Non-
GPS Builds)
This section details the AT commands that are available with the TCP App feature. This feature provides
functionality for establishing multiple TCP and UDP compliant non-blocking socket connections over an IP
network while retaining AT command level control of the modem. The TCP App feature includes a set of AT
commands and unsolicited responses for host application initialization and control of its functionality.
Configure TCP/IP +WIPCFG
Description: This command is used to start and stop the TCP/IP stack, set TCP/IP configuration parameters
and save/restore configuration to/from NV memory.
Syntax: Command syntax: AT+WIPCFG=<mode>[[,<optnum][,<value>]]
Command Possible Responses
AT+WIPCFG?
Note: Display current TCP/IP configuration settings.
+WIPCFG: 0,64
+WIPCFG: 3,16384
+WIPCFG: 4,536
+WIPCFG: 6,8
+WIPCFG: 12,60
+WIPCFG: 54,1460
+WIPCFG: 55,0
OK
AT+WIPCFG=0
Note: Stop TCP/IP stack
OK
Note: Command valid
AT+WIPCFG=1
Note: Start TCP/IP stack
OK
Note: Command valid
AT+WIPCFG=2,0
Note: Set Time-to-Live to default value of 64
OK
Note: Command valid
AT+WIPCFG=2,0,255
Note: Set Time-to-Live to maximum value
OK
Note: Command valid
AT+WIPCFG=2,3
Note: Set Number of bytes of initial TCP window to
default value of 16384
OK
Note: Command valid
AT+WIPCFG=2,3,1000
Note: Set Number of bytes of initial TCP window to
1000
OK
Note: Command valid
AT+WIPCFG=2,4
Note: Set MSS to default value of 536
OK
Note: Command valid
AT+WIPCFG=2,6,5
Note: Set Total number of TCP and UDP sockets to
5
OK
Note: Command valid
AT+WIPCFG=2,12,10
Note: Set TCP Timeout to 1 second (10 * 100msec)
OK
Note: Command valid
AT+WIPCFG=4,0
Note: Restore configuration from NV memory
OK
Note: Command valid
AT+WIPCFG=4,1
Note: Save configuration to NV memory
OK
Note: Command valid
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