Quectel BG96 TCP/IP Application Note page 32

Parameter
<transpkt_size>
<transwaittm>
<send_data_format>
<recv_data_format>
<view_mode>
<recv_ind>
<IPv6_prefix>
<prefix_length>
<max_backoffs>
<max_rto>
<keepalive>
<idle_time>
<interval_time>
<probe_cnt>
<IPv6_prior>
NOTE
The configurations
AT+QICFG="tcp/keepalive",<keepalive>,<idle_time>,<interval_time>,<probe_cnt> take effect to all
TCP sockets and cannot be saved to NVM.
BG96_TCP/IP_Application_Note
Integer type. Maximum length of the data packet to be sent. Range: 1-1460.
Default value: 1024. Unit: byte.
Integer type. In transparent access mode, if the length of data received from
the port is less than the value specified by <transpkt_size>, after exceeding
the time specified by <transwaittm>, the data will be sent directly.
Range: 0-20. Default value: 2. Unit: 100 ms.
Integer type. Format of the data to be sent.
0 Text mode
1 Hex mode
Integer type. Format of the data to be received.
0 Text mode
1 Hex mode
Integer type. Output format of received data.
0 Output format: data header\r\ndata.
1 Output format: data header,data.
Integer type.
0 URC format without data length.
URC format: +QIURC: "recv",<connectID>
1 URC format with data length.
URC format: +QIURC: "recv",<connectID>,<data_len>
String type. Network-specific prefixes or a well-known prefix.
Integer type. Prefix length. The values are 32, 40, 48, 56, 64 and 96. Unit: bit.
Integer type. Maximum number of TCP retransmission. Range: 3-20. Default
value: 12.
Integer type. Maximum interval of TCP retransmission.
Range: 5-1000. Default value: 600. Unit: 100 ms.
Integer type. Whether to enable TCP keepalive feature. When it is 0,
<idle_time>, <interval_time> and <probe_cnt> should be ignored.
0 Disable TCP keepalive feature
1 Enable TCP keepalive feature
Integer type. Default keepalive time. Range: 1-120. Unit: minute.
Integer type. Time between keepalive probes. Range: 25-100. Unit: second.
Integer type. Maximum number of keepalive probes. Range: 3-10.
Integer type.
0 Set IPv4 as the prior PDP type
1 Set IPv6 as the prior PDP type
of AT+QICFG="tcp/retranscfg",<max_backoffs>,<max_rto>
LPWA Module Series
BG96 TCP/IP Application Note
and
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