Cumulus Linux 3.7.9 contains new features and improvements:
- Time-domain reflectometer (TDR) cable diagnostics
- IGMP Snooping over VXLAN on Mellanox switches
- QinQ single tag translation with traditional mode bridges
- VLAN match support in ebtables (without SVI being defined)
- Non-contiguous subnet mask support in IPv4 and IPv6 address rule matches
- Multiple subnet support for a single VXLAN
