单选题An administrator needs to update a router configuration for a router that does not support SSH.Which of the following can be used to securely update the router configuration?（）AFTPBSNMPv2CTFTPDKTTPS
单选题
An administrator needs to update a router configuration for a router that does not support SSH.Which of the following can be used to securely update the router configuration?（）
A
FTP
B
SNMPv2
C
TFTP
D
KTTPS
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