What information does an administrator require before saving the running configuration from a router to a TFTP server?

What information does an administrator require before saving the running configuration from a router to a TFTP server?

• router IP address and the name of the configuration file in NVRAM
• TFTP server IP address and the size of the configuration file in RAM
• TFTP server IP address and the name of the configuration file that will be saved
• router IP address, size of the file and name of the configuration file on the TFTP server
• TFTP server IP address, the router IP address, and the router interface through which the file will be loaded

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