101 Exam Questions

Total 429 Questions

Last Updated Exam : 15-Apr-2025

Which statement is true about the synchronization process, as performed by the Configuration
Utility or by typing b config sync all?


A.

The process should always be run from the standby system.


B.

The process should always be run from the system with the latest configuration.


C.

The two /config/bigip.conf configuration files are synchronized (made identical) each time the
process is run.


D.

Multiple files, including /config/bigip.conf and /config/bigip_base.conf, are synchronized (made
identical)each time the process is run.





C.
  

The two /config/bigip.conf configuration files are synchronized (made identical) each time the
process is run.



Which statement is true concerning the default communication between a redundant pair of BIG-IP
devices?


A.

Communication between the systems cannot be effected by port lockdown settings.


B.

Data for both connection and persistence mirroring are shared through the same TCP
connection.


C.

Regardless of the configuration, some data is communicated between the systems at regular
intervals.


D.

Connection mirroring data is shared through the serial fail-over cable unless network fail-over is
enabled.





B.
  

Data for both connection and persistence mirroring are shared through the same TCP
connection.



When upgrading a BIG-IP redundant pair, what happens when one system has been updated but
the other has not?


A.

Synching should not be performed


B.

The first system to be updated will assume the Active role.


C.

This is not possible since both systems are updated simultaneously


D.

The older system will issue SNMP traps indicating a communication error with the partner





A.
  

Synching should not be performed



When using the setup utility to configure a redundant pair, you are asked to provide a "Failover
Peer IP".
Which address is this?


A.

an address of the other system in its management network


B.

an address of the other system in a redundant pair configuration


C.

an address on the current system used to listen for fail-over messages from the partner BIG-IP


D.

an address on the current system used to initiate mirroring and network fail-over heartbeat
messages





B.
  

an address of the other system in a redundant pair configuration



Which two statements describe differences between the active and standby systems? (Choose
two.)


A.

Monitors are performed only by the active system.


B.

Fail-over triggers only cause changes on the active system.


C.

Virtual server addresses are hosted only by the active system.


D.

Configuration changes can only be made on the active system.


E.

Floating self-IP addresses are hosted only by the active system.





C.
  

Virtual server addresses are hosted only by the active system.



E.
  

Floating self-IP addresses are hosted only by the active system.



Assuming other fail-over settings are at their default state, what would occur if the fail-over cable
were to be disconnected for five seconds and then reconnected?


A.

As long as network communication is not lost, no change will occur.


B.

Nothing. Fail-over due to loss of voltage will not occur if the voltage is lost for less than ten
seconds.


C.

When the cable is disconnected, both systems will become active. When the voltage is
restored, unit twowill revert to standby mode.


D.

When the cable is disconnected, both systems will become active. When the voltage is
restored, bothsystems will maintain active mode.





C.
  

When the cable is disconnected, both systems will become active. When the voltage is
restored, unit twowill revert to standby mode.



Given that VLAN fail-safe is enabled on the external VLAN and the network that the active BIGIP's
external VLAN is connected to has failed, which statement is always true about the results?


A.

The active system will note the failure in the HA table


B.

The active system will reboot and the standby system will go into active mode.


C.

The active system will fail-over and the standby system will go into active mode.


D.

The active system will restart the traffic management module to eliminate the possibility that
BIG-IP is thecause for the network failure.





A.
  

The active system will note the failure in the HA table



Assuming there are open connections through an active system's virtual servers and a fail-over
occurs, by default, what happens to the connections?


A.

All open connections are lost.


B.

All open connections are maintained.


C.

When persistence mirroring is enabled, open connections are maintained even if a fail-over
occurs.


D.

Long-lived connections such as Telnet and FTP are maintained, but short-lived connections
such as HTTPare lost.


E.

All open connections are lost, but new connections are initiated by the newly active BIG-IP,
resulting inminimal client downtime.





A.
  

All open connections are lost.



How is MAC masquerading configured?


A.

Specify the desired MAC address for each VLAN for which you want this feature enabled.


B.

Specify the desired MAC address for each self-IP address for which you want this feature
enabled.


C.

Specify the desired MAC address for each VLAN on the active system and synchronize the
systems.


D.

Specify the desired MAC address for each floating self-IP address for which you want this
feature enabled.





A.
  

Specify the desired MAC address for each VLAN for which you want this feature enabled.



Which action will take place when a failover trigger is detected by the active system?


A.

The active device will take the action specified for the failure.


B.

The standby device also detects the failure and assumes the active role.


C.

The active device will wait for all connections to terminate and then fail-over.


D.

The standby device will begin processing virtual servers that have failed, but the active device
will continueservicing the functional virtual servers.





A.
  

The active device will take the action specified for the failure.




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