Predictive service advertisements by service discovery gateway

A method for a client device to interoperate with a service discovery gateway, comprising, by the client device:

• originate a first message, from the client device, the first message comprising at least a service discovery query;
• receiving a second message, originating at the service discovery gateway, comprising at least a first indication of at least one service provider of services available on a first virtual local area network (VLAN) and on a second VLAN during a first time period, corresponding to the service discovery query;
• setting a condition including at least an elapsed time associated with the second message;
• and
• receiving a third message, originating at the service discovery gateway and prior to occurrence of the condition, the third message comprising at least an updated indication corresponding to the service discovery query, the updated indication including an identification of services available of at least one service provider of services available on the first VLAN and on the second VLAN during a second time period different from the first time period.

A service discovery gateway, comprising:

• one or more processors;
• and
• one or more non-transitory computer-readable media storing computer-executable instructions that, when executed by the one or more processors, cause the one or more processors to perform operations of:
• in a directory local to the service discovery gateway, maintaining a first indication of at least one service provider of services available on a first virtual local area network (VLAN) and on a second VLAN during a first time period;
• receiving a first message, originating from a client device, the first message comprising at least a service discovery query to the service discovery gateway;
• based at least in part on receiving the first message, sending a second message comprising at least the first indication of at least one service provider corresponding to the service discovery query;
• in the directory local to the service discovery gateway, maintaining an updated indication of at least one service provider of services available on the first VLAN and on the second VLAN during a second time period different from the first time period;
• determining a condition is met based at least in part on an elapsed time associated with the second message;
• and
• sending a third message based at least in part on the determining being met, the third message comprising at least the updated indication corresponding to the service discovery query, the updated indication including an identification of the services available of the at least one service provider.