多项选择题 Which two locations can be configured as a source for the IOS image in the boot system command?（）

单项选择题 Refer to the exhibit.Assuming that the entire network topology is shown, what is the operational status of the interfaces of R2 as indicated by the command output shown?（）

单项选择题 Refer to the exhibit.which address and mask combination a summary of the routes learned by EIGRP?（）