BC260Y TCP无法建立socket

NB模块固件信息Quectel_Ltd
Quectel_BC260Y-CN
Revision: BC260YCNFAR01A04

AT->ATE0

NB_RX_BUF =
OK

AT->AT+CSQ

NB_RX_BUF =
+CSQ: 20,0

OK

CSQ: 22
AT->AT+CGSN=1

[2026-03-18 14:04:53.667]# RECV ASCII/85 <<<
NB_RX_BUF =
+CGSN: 860722075281640

OK

IMEI=860722075281640
AT->AT+QCCID

[2026-03-18 14:04:54.417]# RECV ASCII/272 <<<
NB_RX_BUF =
+IP: 10.43.183.174

+IP: 2409:8d50:0fac:025f:189d:da56:6bd3:a480

+QCCID: 898604E61924D0044290

OK

ICCID=898604E61924D0044290
AT->AT+QSCLK=0

NB_RX_BUF =
OK

AT->AT+CEREG?

NB_RX_BUF =
+CEREG: 0,1

OK

net_flag=1
AT->AT+CGPADDR?

[2026-03-18 14:04:54.656]# RECV ASCII/140 <<<
NB_RX_BUF =
+CGPADDR: 0,“10.43.183.174”,“2409:8d50:0fac:025f:189d:da56:6bd3:a480”

OK

AT->AT+QIOPEN=0,0,“TCP”,“example.com”,2020,0,1