Summary
Enhanced GRE is not supported. ice ddp package parser supports GRE version = 0
Description
- When GRE packets are received with a single VLAN or no VLAN at all: those packets are simply lost somewhere in the NIC.
- The GRE packages used by PPTP cannot reach the server operating system through E810 adapters
Resolution
- Enhanced GRE or GRE set to 1 is not supported. ice Dynamic Device Personalization (DDP) package parser supports GRE version = 0
- Engineering have several variants of GRE support coming in the near future, including DDP support for GRE.