Which three options are hardening techniques for Cisco IOS routers? (Choose three.)
A. limiting access to infrastructure with access control lists
B. enabling service password recovery
C. using SSH whenever possible
D. encrypting the service password
E. using Telnet whenever possible
F. enabling DHCP snooping
Which three options are hardening techniques for Cisco IOS routers? (Choose three.)
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Which three options are hardening techniques for Cisco IOS routers? (Choose three.)
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