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Which statements are true about out-of-band network management? (Select three)
A. TELNET or SSH protocols are used to manage the devices.
B. TCP/IP and SMTP protocols are used to manage the devices.
C. A seperate network is maintanced for management access and control data.
D. Control and management data share the same network as the data being processed.
E. Network ports are not used for device management.
Correct Answer: ACE
Explanation/Reference:
Industry Standard Architecture – Student Guide 2 – Page 155
Out-of-band management is especially suited to situations when no other server access is available. It can be invaluable in emergency situations to return a server with a non-responding operating system to service until it can be managed again with in-band tools. Out-of-band management is less secure because it depends on the configurations of the other out-of-band components in the mix.
Telnet or SSH are used to manage the devices. Network ports are not used for device management. A separate network is maintained for management access and control data.
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