AT#IPOPT=(option),(value),[(action)/(string)]
– option:
• 1: Keep alive packet
• 2: Packet size
• 3: (deprecated)
• 4: Enable ping & configure ping period. When enabled, the modem will PING the address set by the
AT#IPPING command, and will perform the specified action upon PING failure.
• 5: Data on first connection
– value
• for option 1 : 0-43200. Duration to send keep alive packet, in seconds; 0 disables the feature
• for option 2 : 0-1472. TCP Packet size; if 0, default size is used
• for option 4 : 1 - 65535. Time period of PING. If 0, then PING is disabled
• for option 5 : 0 to disable; 1 to enable data on first connection; 2 to edit the string to be sent
– action : To specify the action will be taken if a set of ping action fail:
• 0: do nothing (default). If ping fails the timer will reload & no action will be taken.
• 1: reactivate data connection.
• 2: reset Maestro modem.
– string:
• for option 5 : maximum 120 hex characters and only even length
exec :
AT#IPOPT=1
OK
AT#IPOPT=5,2,"414243444546474849"
OK
state :
AT#IPOPT?
#IPOPT:
#IPOPT: 1,0
#IPOPT: 2,0
#IPOPT: 3,
#IPOPT: 4,0,0
#IPOPT: 5,0,"",1
OK
info :
AT#IPOPT=?
#IPOPT: (1-4),(0-60000)[,(0-1)]
OK
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