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LTM Specialist: Maintain & Troubleshoot (301b) - F5 Exam Questions
Last updated on June 20, 2026
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1
Question
There is a fault with an LTM device load balanced trading application that resides on directly connected VLAN vlan-301. The application virtual server is 10.0.0.1:80 with trading application backend servers on subnet 192.168.0.0/25. The LTM Specialist wants to save a packet capture with complete payload for external analysis.
Which command should the LTM Specialist execute on the LTM device command line interface?
Which command should the LTM Specialist execute on the LTM device command line interface?
Options
A
tcpdump -vvv -nni vlan-301 -w /var/tmp/trace.cap 'net 192.168.0.0/25'
B
tcpdump -vvv -s 0 -w /var/tmp/trace.cap 'net 192.168.0.0/25'
C
tcpdump -vvv -s 0 -nni vlan-301 -w /var/tmp/trace.cap 'net 192.168.0.0/25'
D
tcpdump -vvv -w /var/tmp/trace.cap 'net 192.168.0.0/25'
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2
Question
-- Exhibit –
-- Exhibit --
Refer to the exhibit. Users report that a web application works incorrectly. Sometimes contextual data displayed on the web pages is accurate; other times it is inaccurate. The LTM administrator looks at the connection table with a filter on one of the client IP addresses currently connected using the command "tmsh show sys connection cs-client-addr 10.0.20.1" with the following results: 10.0.20.1:60048 10.0.20.88:80 10.0.20.1:60048 172.16.20.1:80 tcp 3 (tmm: 0) 10.0.20.1:60050 10.0.20.88:80 10.0.20.1:60050 172.16.20.3:80 tcp 3 (tmm: 0) 10.0.20.1:60047 10.0.20.88:80 10.0.20.1:60047 172.16.20.2:80 tcp 3 (tmm: 0) 10.0.20.1:60049 10.0.20.88:80 10.0.20.1:60049 172.16.20.1:80 tcp 3 (tmm: 0) What is the solution to the problem?
-- Exhibit --
Refer to the exhibit. Users report that a web application works incorrectly. Sometimes contextual data displayed on the web pages is accurate; other times it is inaccurate. The LTM administrator looks at the connection table with a filter on one of the client IP addresses currently connected using the command "tmsh show sys connection cs-client-addr 10.0.20.1" with the following results: 10.0.20.1:60048 10.0.20.88:80 10.0.20.1:60048 172.16.20.1:80 tcp 3 (tmm: 0) 10.0.20.1:60050 10.0.20.88:80 10.0.20.1:60050 172.16.20.3:80 tcp 3 (tmm: 0) 10.0.20.1:60047 10.0.20.88:80 10.0.20.1:60047 172.16.20.2:80 tcp 3 (tmm: 0) 10.0.20.1:60049 10.0.20.88:80 10.0.20.1:60049 172.16.20.1:80 tcp 3 (tmm: 0) What is the solution to the problem?
Options
A
Set up an HTTP cookie insert profile in the virtual server.
B
Modify the load balancing method attached to the pool.
C
Modify the setup of the monitor bound to the pool used by the application.
D
Synchronize the clock of the LTM device with NTP.
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3
-- Exhibit –
-- Exhibit --
Refer to the exhibit. A client attempts to connect from a Google Chrome browser to a virtual server on a BIG-IP LTM. The virtual server is SSL Offloaded. When the client connects, the client receives an SSL error. After trying Mozilla Firefox and Internet Explorer browsers, the client still receives the same errors. The LTM Specialist does an ssldump on the virtual server and receives the results as per the exhibit. What is the problem?
Question
-- Exhibit –
-- Exhibit --
Refer to the exhibit. A client attempts to connect from a Google Chrome browser to a virtual server on a BIG-IP LTM. The virtual server is SSL Offloaded. When the client connects, the client receives an SSL error. After trying Mozilla Firefox and Internet Explorer browsers, the client still receives the same errors. The LTM Specialist does an ssldump on the virtual server and receives the results as per the exhibit. What is the problem?
Options
A
The BIG-IP LTM is NOT listening on port 443.
B
The BIG-IP LTM is NOT serving a certificate.
C
The client needs to be upgraded to the appropriate cipher-suite.
D
The SSL key length is incorrect.
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4
Question
-- Exhibit --
-- Exhibit --
Refer to the exhibit. A company uses a complex piece of client software that connects to one or more virtual servers (VS) hosted on an LTM device. The client software is experiencing issues. An LTM Specialist must determine the cause of the problem. The LTM Specialist is seeing a client source IP of 168.210.232.5 in the tcpdump. However, the client source IP is actually 10.123.17.12. Why does the IP address of 10.123.17.12 fail to appear in the tcpdump?
-- Exhibit --
Refer to the exhibit. A company uses a complex piece of client software that connects to one or more virtual servers (VS) hosted on an LTM device. The client software is experiencing issues. An LTM Specialist must determine the cause of the problem. The LTM Specialist is seeing a client source IP of 168.210.232.5 in the tcpdump. However, the client source IP is actually 10.123.17.12. Why does the IP address of 10.123.17.12 fail to appear in the tcpdump?
Options
A
Network Address Translation (NAT) has occurred in the path between the client and the LTM device.
B
The Secure Network Address Translation (SNAT) pool on the virtual server is activated.
C
The individual's data stream is being routed to the LTM device by a means other than the default route.
D
The LTM device performed NAT on the individual's IP address.
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5
Question
Which procedure should an LTM Specialist follow to move a configuration from a 1500 to a 1600 hardware platform during an upgrade?
Options
A
tmsh save sys backup file filename.scf copy the file from the /var/local/ucs directory from one device to the other tmsh load sys backup file filename.scf
B
tmsh save sys backup file filename.scf copy the file from the /var/local/scf directory from one device to the other tmsh load sys backup file filename.scf
C
tmsh save sys config file filename.scf copy the file from the /var/local/ucs directory from one device to the other tmsh load sys config file filename.scf
D
tmsh save sys config file filename.scf copy the file from the /var/local/scf directory from one device to the other tmsh load sys config file filename.scf
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