Manages the switch security module (SSM).
module: extreme-ssm-operational
+--ro vxlan-acl-state
| +--ro extended-data* [acl-name]
| +--ro acl-name string
| +--ro seq-num? uint32
| +--ro permit-deny? string
| +--ro dst-vtep-ip? inet:ipv4-address
| +--ro src-vtep-ip? inet:ipv4-address
| +--ro vni? string
| +--ro vni-mask? string
| +--ro native-tag? string
| +--ro dst-ip? inet:ipv4-address
| +--ro dst-ip-mask? uint16
| +--ro src-ip? inet:ipv4-address
| +--ro src-ip-mask? uint16
| +--ro dst-port? uint16
| +--ro src-port? uint16
| +--ro count? uint64
| +--ro byte-count? uint64
| +--ro transit-name? string
| +--ro sflow? boolean
| +--ro redir-interface? string
| +--ro mirror-interface? string
+--ro overlay-transit-state* [overlay-transit-name]
+--ro overlay-transit-name string
+--ro binded-overlay-acl? string