gre

Local USE flag

Packages describing “gre” as local USE flag

Package “gre” Flag Description
net-analyzer/barnyard2 Enable GRE support
net-analyzer/snort Enable support for inspecting and processing Generic Routing Encapsulation (GRE) packet headders. Only needed if you are monitoring GRE tunnels.
net-vpn/pptpd Log all GRE accepted packets when in debug mode (required if you want upstream support)