124 OAP MODULE CONFIGURATIONn NOTE: In some regions, the OAP modules are sold as “OSM” modules. They areidentical in function.When configuring an OAP module, go to these sections for information you areinterested in:■ “OAP Module Overview” on page 2187■ “Switch of the Interface on an OAP Module” on page 2187■ “Resetting an OAP Module” on page 2188OAP ModuleOverviewOpen application platform (OAP) is an open application platform for new services.On an OAP module runs Linux operating system (Linux OS). You can load softwares such as security and voice as needed.On an OAP module run independent Linux operating system (Linux OS) and servicesoftware. You can perform related system and service configuration.Meanwhile, as an interface module on the router, the OAP module interacts withthe router on data, status information and control information. OAP moduleconfiguration on the router includes the following:■ “Switch of the Interface on an OAP Module” on page 2187■ “Resetting an OAP Module” on page 2188Switch of the Interfaceon an OAP ModuleYou can telnet to the remote Linux OS through the management GE(GigabitEthernet) interface on an OAP module or connect to Linux OS by theredirection function from the router side. In this way, the terminal display interfacewill be switched from the command line interface on the router to Linux OSinterface. After the switch, you can press to return to the command lineinterface on the router.Follow these steps to switch from the command line interface on the router to theLinux OS on an OAP module:n Only users at configuration level can execute this command.To do... Use the command... RemarksSwitch from the command lineinterface on the router to the LinuxOS on the OAP moduleoap connect slotslotnumberRequiredAvailable in user view.