Multitech MMCModem GPRS (MTMMC-G) Manual de usuario descargar pdf (Pagina 31)

Chapter 5 – Ping Services

Multi-Tech Systems, Inc. IP Connectivity AT Commands for GPRS-F4 Wireless Modems (PN S000437C) 31

Chapter 5 – Ping Services

PING Command +WIPPING

Description: The +WIPPING command is used to configure different PING parameters and to

send PING requests. An unsolicited response is displayed each time a “PING” echo

event is received or a timeout expires.

Description Notes:

• The SIM card must be inserted in order to use this command

• The PIN 1/ CHV 1 code must be entered in order to use this command.

• The PIN 2/CHV 2 code does not have to be entered in order to use this

command.

• The +WIND general indication command value from which +WIPCREATE

is allowed is 4. This value (4) indicates that the product is ready to process

AT commands (except phonebooks, AOC, SMS), but is still in emergency

mode. See Appendix A – GSM/GPRS +WIND AT Command.

Syntax: AT+WIPPING=<host>,[<repeat>,<interval>,[<timeout>,[<nwrite>,[<ttl>]]]]

Read Command: AT+WIPPING? Displays the current values.

Test Command: AT+WIPPING=? Displays the available values.

Unsolicited response: +WIPPING:<timeout_expired>,<packet_idx>,<response_time>

Parameters/Defined Values:

<host>: host name or IP address

string

<repeat>: number of packets to send

range: 1-65535 (default value:1)

<interval>: number of milliseconds between packets

range: 1-65535 (default value:2000)

<timeout>: number of milliseconds before a packet is considered lost

range: 1-65535 (default value:2000)

<ttl>: IP packet Time to Live.

default value is set by WIP_NET_OPT_IP_TTL +WIPCFG option

range: 0-255

<nwrite>: size of packets

range: 1-1500 (default value:64)

<timeout_expired>: PING result

0: PING response received before <timeout>

1: <timeout> expired before the response was received

<packet_idx>: packet index in the sequence

<response_time>: PING response time in millisecond

Parameter Storage: None

Possible Errors:

“+CMEE” AT error code Description

800 invalid option

801 invalid option value

819 error on ping channel

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Multitech MMCModem GPRS (MTMMC-G) Manual de usuario Pagina 31

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