Cisco Email Security Appliance Firmware 9.7.2-047Cisco Email Security Appliance Firmware 9.7.2-054Cisco Email Security Appliance Firmware 9.7.1-066Cisco Email Security Appliance Firmware 9.7.2-046Cisco Email Security Appliance Firmware 10.0.0-124Cisco Email Security Appliance Firmware 10.0.0-125Cisco Email Security Appliance Firmware 9.9 BaseCisco Email Security Appliance Firmware 9.9.6-026