/* All public tunnel flags. */
#define TNL_F_PUBLIC (TNL_F_CSUM | TNL_F_TOS_INHERIT | TNL_F_TTL_INHERIT | \
- TNL_F_PMTUD | TNL_F_HDR_CACHE | TNL_F_IPSEC)
+ TNL_F_DF_INHERIT | TNL_F_DF_DEFAULT | TNL_F_PMTUD | \
+ TNL_F_HDR_CACHE | TNL_F_IPSEC)
/**
* struct tnl_mutable_config - modifiable configuration for a tunnel.