- Written by Adrian Fettes
- Posted on 6月 5, 2020
- Updated on 5月 20, 2024
- 8931 Views
GRE ( Generic Routing Encapsulation ) packet header has a Key extension which is used by Arista to carry packet metadata. Currently packets mirrored at egress to a GRE tunnel destination do not have this information. This feature could be used to enable metadata in egress mirrored packets to GRE destinations.