Validating the HTTPS server on CC 3200 chipset

Hi when giving the command https :// from postman client on secure server , all the certificate handshake is happening over the interface , then later connection is getting closed from server side .i have attached the image file here with this mail , this is wire shark PCAP capture for the reference , please have a look and share your valuable opinion on that.Why connection is getting closed form SERVER.

The HTTP server is running on CC 3200 chipset and using the TLS v1 security handshake.

Please help in this regard.

Thanks & Regards
Shailendra Sen.