:cpp:member:`Link::on_communication_state_change <simgrid::s4u::Link::on_communication_state_change>`
- :cpp:member:`NetZone::on_creation <simgrid::s4u::NetZone::on_creation>`
:cpp:member:`NetZone::on_seal <simgrid::s4u::NetZone::on_seal>`
- :cpp:member:`NetZone::on_route_creation <simgrid::s4u::NetZone::on_route_creation>`
- :cpp:member:`VirtualMachine::on_start <simgrid::s4u::VirtualMachine::on_start>`
:cpp:member:`VirtualMachine::on_started <simgrid::s4u::VirtualMachine::on_started>`
:cpp:member:`VirtualMachine::on_suspend <simgrid::s4u::VirtualMachine::on_suspend>`