Hi,
It has occured at least 2 times that the modem omits the “CONNECT” reply after trying to receive tcp data.
The FW is 4.5.4.
The following sequence happened just recently:
AT+KTCPSND=1,4
CONNECT
OK
+KTCP_DATA: 1,1035
AT+KTCPRCV=1,1035
CONNECT
�>i_N�a���?p?��K
‘�$d�&��}LЫt�e�b�@Hȳ�h7-&��7�
M$^���u\����*F�09~�r (l�2U-��2M�$i~�i؊� ,�(k=��Ys*��F7#.��1�V�q!̙r���K�;��=Y*L'�$�� �-'? ���h���dQ��9�]��;+��v4�#��k�n�%�5�4'�inj�=| W�揠U_3�!�WDD�$�-��,��0�L��z�������
�’j4�(&�*~,Mf���r�l. -�-��ُp����(]nw3m#��f
Z>^O�sdX0�\�{�FĠ9�����7.=�DC x���:�D#�1�&���sx����jbÛ�;#�=+��v�’^�}�o�Z#ǠnP���
Ц�_A�2l>ekTfB#Mj
�x?;���$So�)/c0�pa ��X>a,��9m��}J���v�I�0o�|+�ќ�
��HۃԨ>��w��h~oUE7P+��&��o��b0�0�(R�!9���[�h�5�d��q���̙+��u�;;�/Sn1��G��Am%xg@�tLnA�u°w� V�
;�
�;["��^4��WH[e�^��
�pЄDD�Ō–EOF–Pattern–
OK
AT+KTCPSND=1,4
CONNECT
OK
+KTCP_DATA: 1,1035
AT+KTCPRCV=1,1035
CONNECT
�>i_}YM�<�$�3�ѐ
1ʨ
P�R�p�(Ot������� [;�(\FB�� �*^%Bu�AYL�I�7�J� ;@%��l2�?'�LH]�$zd7$�3PZXU�e���YYI~e���26?�uA�,��[�/���h�C���2t!�B84�.� [X�>#E�}]~b͜ؼ��<���``���+
��+�.��2 .b7K!�ӿ9L�:����/kN��)D�<�!�}�!�4-�%Vl��RH;�7<t�iY�1����c[-9+ .�V��0�(1��RA$��31j��
���4Y��2�.��6��?%�7B
'8�@����� �ʙ�
4�C>)��>6w�-�a����$�n��9��qw�H;�+�"e
�
E� kLy�T<^�+��
mĖ�;�t/��"1Z<�6��lz$�dv��7{��8��#b
�I0ҳ�i9k&��%J�$%6#fx<��L�� *GM9
5�
(}�;�-�^\ =�$(+��}�!8(j�M0X�}�+
��9;,���qa�G���rj�K������W
�Y�D+'$��k0\�?
lr7ph���Q�+9�p]��u���>�$]OδRn�%B��}'��t0o�f> XףҾ=C h��/E�–EOF–Pattern–
OK
AT+KTCPSND=1,4
CONNECT
OK
+KTCP_DATA: 1,1035
AT+KTCPRCV=1,1035
C}��ʮhUCJ}!n$)Hȱ��s ��pz���˔,<9�+��^5f���.!
�d-�ŏѠ��%nZ�>�#z3G1
��>�dZ��we�@����wGd�9�}�.�
y:D-�0aP
ߑ���<Ww@1ɏ%-����rL�]0j��; �;�({��N /�'ߥ(A�JZ##m��! �� �� ��G#4�>�Z�f0,Mj K�o�;� �@Sn�30w@�]B_�48�/5X0M�,}���t�K�w�|�i�0�
����1�;plB)��h~e�ʩ�+��&�_��p�vDPc1�+��B
����"ch�=�#p��3���̚ ?�r��<-'H��G�ȗt�%t�0�XLm�v�w���o
;�1<'q}:}WLOtC�����|�E����$MF&�5
'8f�G�1��
�|���PL"a�Ђ�c��
Y0?�+ګ4���!|}ARb�(����J�;@!�*S�:�<�.��]�$$�e$ɢ�YHV���t�YX��2�d48<>pM^�,����l�6��z݀�0{J��u0T.̡!,+d�E/��%b����|�������`�j��
�i�-l.@lSF37�%M��9�0V�;���:/ig��V"Q;f?�jEæ-�%–EOF–Pattern–
OK
Best regards
Martin