Refer to the exhibit.
Due to a change in application requirements, a BIG-IP Administrator needs to modify the configuration of a Virtual Server to include a Fallback Persistence Profile.
Which persistence profile type should the BIG-IP Administrator use for this purpose?
A. Source Address Affinity
B. Universal
C. Hash
D. SSL
正解:A
質問 2:
ABIG IP system load balances connections to a web application. A TCP-based Denial of Service attack against the web application is occurring, which has caused very high memory utilization on the LTM device due to stale TCP connections.
Which TCPprofile option should be used to reduce memory utilization?
A. Reset on timeout
B. Multipath TCP
C. Slow Start
D. Idle timeout
正解:D
質問 3:
An LTMSpecialist is the administrator of an HA pair that contains two BIG IP units and one floating traffic group (TG1). A new project requires the creation of 30 virtual servers. The Specialist decides to create a new floating traffic group (TG2) to handle this requirement. Objects for this project created by the BIG-IP Managers must appears in the correct traffic group.
Which configuration should the LTM Specialist use to meet the requirement?
A. Restrict the Traffic Group Access of BIG-I Managers to TG2
B. Move the BIG-IP Managers from TG1 to TG2
C. Modify the default traffic group of the Common partition to TG2
D. Create a new partition and set the default traffic group to TG2
正解:D
質問 4:
A customer wants to select the pool for an application based on information found in the path ofthe URL.
For example:
http://www.example.com/app
1 should be sent to the app 1 pool
http.//www.exampie.com/app 2 should be sent to the app2 pool
Which two profiles need to be assigned to the virtual server? (Choose two.)
A. TTPCompression
B. Client SSL
C. Persistence
D. TCP
E. HTTP
正解:D,E
質問 5:
Refer to the exhibit.
The BIG-IP Administrator has modified an iRule on one device of an HA pair. The BIG-IP Administrator notices there is NO traffic on the BIG-IP device in which they are logged into.
What should the BIG-IP Administrator do to verify if the iRule works correctly?
A. Push configuration from this device to the group and start to monitor traffic on this device
B. Pull configuration to this device to the cluster and start to monitor traffic on this device
C. Log in to the other device in the cluster, pull configuration to it, and start to monitor traffic on that device
D. Log in to the other device in the cluster, push configuration from it, and start to monitor traffic on that device
正解:C
解説: (Pass4Test メンバーにのみ表示されます)
質問 6:
An LTM Specialist is troubleshooting an issue with a new virtual server. When connecting through the virtual server, clients receive the message "The connection was reset" in the browser, although connections directly to the pool member show the application is functioning correctly.
ltm pool srv1_https_pool {
members {
192.168.2.1:https{
address 192.168.2.1
}
}
}
ltm virtual https_example_vs {
destination 192.168.1.155:https
ip-protocol tcp
mask 255.255.255.255
pool srv1_https_pool
profiles {
http { }
tcp { }
}
snat automap
vlans-disabled
}
How should the LTM Specialist resolve this issue?
A. Remove the HTTP profile from the virtual server.
B. Disable SNAT Automap on the virtual server.
C. Enable HTTP monitoring on the pool.
D. Add a ClientSSL profile to the virtual server.
正解:A
質問 7:
Which command line interface command will check if the BIG-IP platform contains a packet velocity ASIC (PVA)?
A. tmsh show /ltm hardware | grep -i pva
B. bigpipe platform show | grep -i pva
C. tmsh show /sys hardware | grep -i pva
D. tmsh show /sys hardware pva status
正解:C
質問 8:
A device group is made up of four members: LTM-A, LTM-B, LTM-C, and LTM-D. An LTM Specialist makes a configuration change on LTM-B. Later, a different LTM Specialist notices a "changes pending" message on all devices. When logged into LTM-D, the LTM Specialist attempts to config-sync to the device group. The sync operation fails.
Why is the LTM Specialist on LTM-D unable to synchronize the configuration to the group?
A. LTM-B is the device eligible to initiate a config-sync.
B. LTM-D has the lowest commit-id of the group.
C. NTP is NOT configured on the devices in the group.
D. The changes made on LTM-B are invalid.
正解:A
質問 9:
A BIG-IP Administrator needs to view the CPU utilization of a particular Virtual Server. Which section of the Configuration Utility should the administrator use for this purpose?
A. Statistics > Module Statistics > Traffic Summary
B. Statistics > Module Statistics > Local Traffic > Virtual Addresses
C. Statistics > Module Statistics > Local Traffic > Virtual Servers
D. Statistics > Analytics > Process CPU Utilization
正解:C
中川** -
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