SSL handshake successful:

[ESP] REM: Performing the SSL/TLS handshake...
[ESP] REM: Task 'Remote' free stack = 360
[ESP] REM: ssl_tls.c:5952: => handshake
[ESP] REM: ssl_cli.c:2944: client state: 0
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:2944: client state: 1
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:0522: => write client hello
[ESP] REM: ssl_tls.c:2695: => write record
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2429: message length: 447, out_left: 447
[ESP] REM: ssl_tls.c:2435: ssl->f_send() returned 447 (-0xfffffe41)
[ESP] REM: ssl_tls.c:2454: <= flush output
[ESP] REM: ssl_tls.c:2842: <= write record
[ESP] REM: ssl_cli.c:0842: <= write client hello
[ESP] REM: ssl_cli.c:2944: client state: 2
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:1157: => parse server hello
[ESP] REM: ssl_tls.c:3493: => read record
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2384: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 5 (-0xfffffffb)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 5, nb_want: 70
[ESP] REM: ssl_tls.c:2384: in_left: 5, nb_want: 70
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 65 (-0xffffffbf)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:3693: <= read record
[ESP] REM: ssl_cli.c:1416: server hello, total extension length: 21
[ESP] REM: ssl_cli.c:1589: <= parse server hello
[ESP] REM: ssl_cli.c:2944: client state: 3
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_tls.c:3909: => parse certificate
[ESP] REM: ssl_tls.c:3493: => read record
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2384: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 5 (-0xfffffffb)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 5, nb_want: 2908
[ESP] REM: ssl_tls.c:2384: in_left: 5, nb_want: 2908
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 2903 (-0xfffff4a9)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:3693: <= read record
[ESP] REM: ssl_tls.c:4175: <= parse certificate
[ESP] REM: ssl_cli.c:2944: client state: 4
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:1909: => parse server key exchange
[ESP] REM: ssl_tls.c:3493: => read record
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2384: in_left: 0, nb_want: 5
[ESP] MCT: OS free heap: 9872
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 5 (-0xfffffffb)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP-SYS] RTC Adjust: drift = -372 ticks, cal = 26393
[ESP] REM: ssl_tls.c:2360: in_left: 5, nb_want: 338
[ESP] REM: ssl_tls.c:2384: in_left: 5, nb_want: 338
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 333 (-0xfffffeb3)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:3693: <= read record
[ESP] REM: ssl_cli.c:1649: ECDH curve: secp256r1
[ESP] REM: ssl_cli.c:1860: Server used SignatureAlgorithm 1
[ESP] REM: ssl_cli.c:1861: Server used HashAlgorithm 6
[ESP] REM: ssl_cli.c:2208: <= parse server key exchange
[ESP] REM: ssl_cli.c:2944: client state: 5
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:2245: => parse certificate request
[ESP] REM: ssl_tls.c:3493: => read record
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2384: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 5 (-0xfffffffb)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 5, nb_want: 9
[ESP] REM: ssl_tls.c:2384: in_left: 5, nb_want: 9
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 4 (-0xfffffffc)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:3693: <= read record
[ESP] REM: ssl_cli.c:2373: <= parse certificate request
[ESP] REM: ssl_cli.c:2944: client state: 6
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:2386: => parse server hello done
[ESP] REM: ssl_cli.c:2418: <= parse server hello done
[ESP] REM: ssl_cli.c:2944: client state: 7
[ESP] REM: ssl_tls. flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_tls.c:3794: => write certificate
[ESP] REM: ssl_tls.c:3810: <= skip write certificate
[ESP] REM: ssl_cli.c:2944: client state: 8
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:2429: => write client key exchange
[ESP-SYS] Timer Stop Failed
[ESP] REM: ssl_tls.c:2695: => write record
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2429: message length: 75, out_left: 75
[ESP] REM: ssl_tls.c:2435: ssl->f_send() returned 75 (-0xffffffb5)
[ESP] REM: ssl_tls.c:2454: <= flush output
[ESP] REM: ssl_tls.c:2842: <= write record
[ESP] REM: ssl_cli.c:2649: <= write client key exchange
[ESP] REM: ssl_cli.c:2944: client state: 9
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:2695: => write certificate verify
[ESP] MCT: OS free heap: 9204
[ESP] REM: ssl_tls.c:0502: => derive keys
[ESP] REM: ssl_tls.c:0948: <= derive keys
[ESP] REM: ssl_cli.c:2715: <= skip write certificate verify
[ESP] REM: ssl_cli.c:2944: client state: 10
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_tls.c:4191: => write change cipher spec
[ESP] REM: ssl_tls.c:2695: => write record
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2429: message length: 6, out_left: 6
[ESP] REM: ssl_tls.c:2435: ssl->f_send() returned 6 (-0xfffffffa)
[ESP] REM: ssl_tls.c:2454: <= flush output
[ESP] REM: ssl_tls.c:2842: <= write record
[ESP] REM: ssl_tls.c:4205: <= write change cipher spec
[ESP] REM: ssl_cli.c:2944: client state: 11
[ESP] REM: ssl_tls.c:2410: => flush ed tls sha256
[ESP] REM: ssl_tls.c:4571: <= calc  finished
[ESP] REM: ssl_tls.c:2695: => write record
[ESP] REM: ssl_tls.c:1240: => encrypt buf
[ESP] REM: ssl_tls.c:1554: <= encrypt buf
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2429: message length: 45, out_left: 45
[ESP] REM: ssl_tls.c:2435: ssl->f_send() returned 45 (-0xffffffd3)
[ESP] REM: ssl_tls.c:2454: <= flush output
[ESP] REM: ssl_tls.c:2842: <= write record
[ESP] REM: > read record
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2384: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 5 (-0xfffffffb)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 5, nb_want: 223
[ESP] REM: ssl_tls.c:2384: in_left: 5, nb_want: 223
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 218 (-0xffffff26)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:3693: <= read record
[ESP] REM: ssl_cli.c:2928: <= parse new session ticket
[ESP] REM: ssl_cli.c:2944: client state: 12
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_tls.c:4214: => parse change cipher spec
[ESP] REM: ssl_tls.c:3493: => read record
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2384: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 5 (-0xfffffffb)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 5, nb_want: 6
[ESP] REM: ssl_tls.c:2384: in_left: 5, nb_want: 6
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 1 (-0xffffffff)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:3693: <= read record
[ESP] REM: ssl_tls.c:4284: <= parse change cipher spec
[ESP] REM: ssl_cli.c:2944: client state: 13
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_tls.c:4837: => parse finished
[ESP] REM: ssl_tls.c:4541: => calc  finished tls sha256
[ESP] REM: ssl_tls.c:4571: <= calc  finished
[ESP] REM: ssl_tls.c:3493: => read record
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2384: in_left: 0, nb_want: 5
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 5 (-0xfffffffb)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:2202: => fetch input
[ESP] REM: ssl_tls.c:2360: in_left: 5, nb_want: 45
[ESP] REM: ssl_tls.c:2384: in_left: 5, nb_want: 45
[ESP] REM: ssl_tls.c:2385: ssl->f_recv(_timeout)() returned 40 (-0xffffffd8)
[ESP] REM: ssl_tls.c:2397: <= fetch input
[ESP] REM: ssl_tls.c:1570: => decrypt buf
[ESP] REM: ssl_tls.c:2045: <= decrypt buf
[ESP] REM: ssl_tls.c:3693: <= read record
[ESP] REM: ssl_tls.c:4899: <= parse finished
[ESP] REM: ssl_cli.c:2944: client state: 14
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_cli.c:3055: handshake: done
[ESP] REM: ssl_cli.c:2944: client state: 15
[ESP] REM: ssl_tls.c:2410: => flush output
[ESP] REM: ssl_tls.c:2422: <= flush output
[ESP] REM: ssl_tls.c:5962: <= handshake
[ESP] REM: SSL handshake ok