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  • You cannot enable the DNS cache acceleration feature during a scheduled NIOS upgrade, but if you have already enabled this feature, then it will function normally during the upgrade process.
  • The appliance prompts for a reboot when you enable the DNS cache acceleration feature for the first time. You must accept it to start the service.
  • Infoblox does not support enabling the Software ADP and DNS cache acceleration features simultaneously on IB-FLEX.
  • You must disable the DNS cache acceleration feature and reboot the appliance manually to switch from virtual DNS cache acceleration to authoritative servers.
  • The appliance prompts for a reboot when you disable virtual DNS cache acceleration and enable Software ADP and vice versa.

IB-FLEX Platform Settings for DNS Cache Acceleration

When you enable the DNS cache acceleration feature on IB-FLEX, ensure that it has enough CPU and memory to start the service, and it does not contain any authoritative zones. Note that you cannot start the service, if the total CPU is less than 8 cores or memory is less than 12G. To start the service, the number of resources mentioned in Table 8.8 are mandatory.

Reports for IB-FLEX

Infoblox supports a selected set of reports on IB-FLEX. To view all available reports, from the Reporting tab, select the Dashboards tab. Figure 9 lists all the supported reports for IB-FLEX. For information about how to create and manage user-defined reports, see Infoblox Reporting and Analytics on page 1550.

Table 9 Supported Reports for IB-FLEX

DNS Reports

Security (DNS) Reports

System Reports

DNS Query Rate by Query Type

DNS Top RPZ Hits

Flex Grid Licensing Features Enabled

DNS Query Rate by Member

DNS Top RPZ Hits by Client

CPU Utilization Trend

DNS Daily Query Rate by Member

DNS RPZ Hits Trend By Mitigation Action

Memory Utilization Trend

DNS Daily Peak Hour Query Rate by Member



DNS Replies Trend



DNS Cache Hit Rate Trend



DNS Top Requested Domain Names



DNS Top NXDOMAIN / NOERROR (no data)



DNS Top Clients



DNS Top Timed-Out Recursive Queries



DNS Response Latency Trend



DNS Top SERVFAIL Errors Sent



DNS Top SERVFAIL Errors Received



DNS Object Count Trend for Flex Grid License



DNS Effective Peak Usage Trend for Flex Grid License