Known issues
This section lists the known issues in FortiDDoS 6.1.0 release. For inquiries about particular bugs, please contact Fortinet Customer Service & Support.
| Bug ID | Description |
|---|---|
| 635405 | The system may lose recent attack logs after reboot. |
| 637792 | Log Backup Cannot be Imported |
| 668205 | DNS packets with same Source and Destination address:port are mishandled. The first packet is allowed, subsequent packets are dropped but without logs or graphs. |
| 668229 | IPv6 performance specifications are lower than IPv4 |
| 669294 | DNS Cache expiries are about 2x the actual TTL of the FQDN |
| 677153 | When installing a VM license you may get a 403 error even though the license installes successfully |
| 678445 | Purging a large number of ACLs from an SPP can take more than 30 seconds with no progress indication. |
| 679309 | When more than 100 ACLs are actively mitigating the system drops as expected but logs may not be generated for all drops. |
| 680379 | if system is under heavy traffic load to all SPPs and many ports, graph data may lag. |
| 680482 | Failing to create a new manual thresholds may not produce an error message |
| 670473 | TCP Session Idle Timeout for IPv6 connections is 528s no matter what is set in the timeout field. |
| 677407 | Upload of bulk IP address lists for Blocklist is supported, as well as download of that list. Deletion of IP addresses, and searching for IP addresses is not supported in 6.1.0 |