Article Id
199673
| Description | This article describe how to troubleshoot the OSPF – Packet with DF bit set. |
| Scope | |
| Solution |
- Due to a bug, it is noticed that all the OSPF packets generated in 6.0.x FortiOS were had Do not Fragment bit set to 1.
- This issue is resolved in 6.2.x.
- DF bit = 1, can be an issue when packets go through third party switches like Cisco Nexus, that have an interface mtu (on layer 2 interfaces).
Refer the snapshot below:
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