From the 21.2.x service release, the below list of appliances will have QAT-Disabled by Default. SDWAN traffic shows better performance when disabling QAT. If the appliance has a larger volume of SSL Encryption/Decryption based SSL traffic, then yes, enabling QAT can help.
• LANNER_NCA_5520
• ADVANTECH_FWA_5070
• RIVERBED_EX_6080
• VERSA_CSG1500
• ADVANTECH_FWA_3260
• LANNER_NCA4010
• DELL_VEP_4600_V930
• DELL_VEP_4600_V910
• VERSA_CSG1300
• ADVANTECH_FWA_5020
• LANNER_NCA5510
• DELL_VEP_1485_V240
• VERSA_CSG2500
• DELL_R7515_V2800
To re-enable QAT, please use the below steps:
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admin@Branch-cli(config)% set system platform crypto-accelerator-support true
admin@Branch-cli(config)% commit
Shell # vsh restart
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At the config level, the "platform" would always precede the "service-options" hierarchy.
admin@Branch-cli(config)% set system platform crypto-accelerator-support true
admin@Branch-cli(config)% set system service-options crypto-accelerator-support true
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How to enable/Disable Crypto Accelerator Support:
Please restart: