NetScaler MPX 59xx/89xx models running 10.5-63.46 or 11.0-70.112 firmware may experience SSL failures.

Symptoms Seen for SSL Failures

• SSL failures with NetScaler Trace Reset Window Size Code = 9820

• Counters incrementing: ssl_err_card_process_fail_rst and ssl_err_coleto_paderror

  Index	Rtime	totalcount-val	Delta	rate/sec	symbol-name&device-no
  2187	7000	19696	18	2	ssl_err_card_process_fail_rst
  2188	0	19680	18	2	ssl_err_coleto_paderror
  2189	7000	19708	12	1	ssl_err_card_process_fail_rst
  2190	0	19692	12	1	ssl_err_coleto_paderror

To resolve this issue, upgrade the firmware to 10.5-63.47 or 11.0-70.114 build released on 7/24/2017. You can download the new builds from here.

This build addresses both the SSL failures and previous poodle issue.

• NetScaler 59xx/89xx Platform Build Link
• Cipher Support on MPX 5900 and 8900 Platforms
• NetScaler Hardware and Software Compatibility Matrix