An engineer is troubleshooting an intermittent connectivity issue on a Cisco Secure Firewall Threat Defense...

An engineer is troubleshooting an intermittent connectivity issue on a Cisco Secure Firewall Threat Defense appliance and must collect 24 hours worth of data. The engineer started a packet capture, however it stops prematurely during this time period. The engineer notices that the packet capture buffer size is set to the default of 32 MB. Which buffer size is the maximum that the engineer must set to enable the packet capture to run successfully?