• foreign_advertise() : foreign_relay.cpp , foreign_relay_latched.cpp
• foreign_subscribe() : foreign_relay.cpp
• foreign_unadvertise() : foreign_relay.cpp , foreign_relay_latched.cpp
• foreign_unsubscribe() : foreign_relay.cpp
• in_cb() : foreign_relay.cpp , unreliable_relay.cpp , foreign_relay_latched.cpp
• main() : foreign_relay.cpp , unreliable_relay.cpp , foreign_relay_latched.cpp