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NEW QUESTION 291
-- Exhibit -
-- Exhibit --
Refer to the exhibits.
How should the LTM Specialist minimize the configuration?
- A. The configuration is as minimized as possible.
- B. Create a single monitor and apply it to each pool member.
- C. Remove the pool member level monitors.
- D. Create a single monitor, apply it to the pool, and remove the pool member level monitors.
Answer: D
NEW QUESTION 292
An LTM deviceneeds to be configured a virtual server. The application requires SSL encryption from the client to the server and an X-Forwarded-For added by the LTM device.
Which virtual server type should the LTM Specialist use?
- A. Standard
- B. Performance
- C. Stateless
- D. Forwarding (IP)
- E. Performance (HTTP)
Answer: A
NEW QUESTION 293
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
A virtual server is set up on an LTM device as follows:
Virtual server address 78.24.213.79
Default Persistence ProfilE. source_addr, 600s.
Pool NamE. Pool1
Pool Members: 10.72.250.52:80 and 10.72.250.60:80 (both on Internal Vlan) There are several current connections to the virtual server, and pool member 10.72.250.52:80 has been set to a
"Disabled" state.
A tcpdump on the Internal Vlan shows traffic going to 10.72.250.52:80.
How soon after the persistence table query was run can existing connections be refreshed/renewed to ensure that no requests are sent to 10.72.250.52?
- A. 196 seconds
- B. 591 seconds
- C. 460 seconds
- D. 539 seconds
- E. 590 seconds
Answer: D
NEW QUESTION 294
Refer to the following iRule:
What is a complete list of profiles that must be applied to the virtual server for this iRule?
- A. Fast L4 , HTTP, Stream
- B. TCP, HTTP, Client SSL
- C. Fast L4, HTTP
- D. TCP, HTTP
Answer: D
NEW QUESTION 295
Which file should the BIG-IP Administrator check to determine when a Virtual Server changed its status
- A. /var/log/audit
- B. /var/log/tm
- C. /var/log/monitors
- D. /var/log/lastlog
Answer: B
NEW QUESTION 296
To increase available bandwidth of an existing Trunk, the BIG-IP Administrator is adding additional interfaces.
Which command should the BIG-IP Administrator run from within bosh shell?
- A. tmsh create /net trunk trunk_A interfaces add {1.3.1.4}
- B. tmsh modify /net trunk trunk_A interfaces add {1.3.1.4}
- C. tmsh modify/sys trunk trunk^A interfaces add {1.3.1.4}
- D. tmsh create/sys trunk trunk_A interfaces add {1.3.1.4}
Answer: B
NEW QUESTION 297
An LTM Specialist reports that an application si no longer reachable after it has beenupgraded.
Nothing has been changed in the configuration on the LTM device.
The logs indicates that health monitors to all servers have failed as shown:
What should the LTM Specialist verify next?
- A. That the custom receive string for the HTTP monitor has changed with the upgrade
- B. That the TCP hand shake with the servers is stall completed using tcpdump
- C. That the can still ping the servers from te BIG_ IP device.
- D. That the firewall between the BIG-ip device and servers is still allowing HTTP
Answer: A
Explanation:
Explanation
The log shows that tcp detection is normal, but http detection is abnormal. So we should pay attention to the detection problem of http level
NEW QUESTION 298
An LTM Specialist needs to modify the logging level for tcpdump execution events. Checking the BigDB Key, the following is currently configured:
sys db log.tcpdump.level {
value "Notice"
}
Which command should the LTM Specialist execute on the LTM device to change the logging level to informational?
- A. tmsh set /sys db log.tcpdump.level status informational
- B. tmsh set /sys db log.tcpdump.level value informational
- C. tmsh modify /sys db log.tcpdump.level value informational
- D. tmsh modify /sys db log.tcpdump.level status informational
Answer: C
NEW QUESTION 299
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
An LTM Specialist configures a virtual server that balances HTTP connections to a pool of three application servers. Approximately one out of every three connections to the virtual server fails.
Which two actions will resolve the problem? (Choose two.)
- A. Verify the default gateway on the application servers.
- B. Assign a custom HTTP monitor to the pool.
- C. Increase the TCP timeout value in the default TCP profile.
- D. Verify that port lockdown is set to allow port 80.
- E. Enable SNAT automap on the virtual server.
Answer: A,E
NEW QUESTION 300
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
An LTM Specialist is troubleshooting an issue with an application configured on an LTM device. The application works properly when accessed directly via the servers; however, it does not work when accessed via the LTM device. The virtual server, 192.168.1.211:443, is configured to SNAT using the address
192.168.1.144 and references a pool with the member 192.168.10.80:443. The virtual server has no Client or Server SSL profiles associated.
Which configuration change will allow the application to function through the virtual server?
- A. Change pool member port to 8443.
- B. Add SSL off-loading to the pool member.
- C. Add Client and Server SSL profiles to the virtual server.
- D. Change virtual server port to 8443.
Answer: A
NEW QUESTION 301
AN LTM Specialist is deploying an iRule designed to determine the country of origin of an incoming client connection. TheiRule needs to be used with an SSL-enabled web application.
Which profile required for the iRule to function properly?
- A. DNS
- B. TCP
- C. HTTP
- D. UDP
Answer: B
Explanation:
Explanation
Question stem requires the client IP to match the source region, so TCP ?UDP at thetransport layer can meet the requirements. The title stem mentions that it is a Web application based on SSL, and it does not mention F5 undertakes SSL offload, So TCP is enough.
NEW QUESTION 302
An LTM device provides load balancing to a web application? The LTM device has two dual-core processors and a licensed SSL Transactions Per Second (TPS) limit of 500 CMP is enabled.
TLS connections are used between client systems and virtual servers on the LTM device, as well as from the LTM device to servers used as part of LTM pool.
TLS enabled virtual servers utilize certificates based on 2048-bit keys During a peak period. 2560 new TLStransactions per second are attempted to the web application via the LTM device.
What will happen in this scenario?
- A. Nothing: TLS transactions per second are NOT affected by an SSL TPS license limit
- B. 560 new TLS transactions will be silently discarded due to the SSL TPS license limit
- C. 2060 new TLS transactions will be silently discarded due to the SSL TPS license limit
- D. Nothing: 2560 TLS transactions per second is within the SSI TPS license limit.
Answer: B
NEW QUESTION 303
A new BIG-IP VE is deployed with default settings. The BIG-IP Administrator completes the setup utility in the Configuration Utility. The internal self IP address fails to respond to a ping request. What is a possible cause of this issue?
- A. Internal interface VLAN is set to tagged
- B. Port lockdown on internal self IP is set to Allow None
- C. Route is NOT assigned to internal self IP.
- D. Internal interface VLAN is set to untagged
Answer: A
NEW QUESTION 304
An LTM Specialist is working with an LTM device configured with 10 virtual servers on the same domain with a different key/cert pair per virtual. For examplE. www.example.com; ftp.example.com; ssh.example.com; ftps.example.com.
What should the LTM Specialist do to reduce the number of objects on the LTM device?
- A. create a 0 port virtual server and have it answer for all protocols
- B. create a transparent virtual server thus eliminating all virtual servers
- C. create a 0.0.0.0:0 virtual server thus eliminating all virtual servers
- D. create a wildcard certificate and use it on all *.example.com virtual servers
Answer: D
NEW QUESTION 305
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 > Local Traffic > Virtual Servers
- B. Statistics > Analytics > Process CPU Utilization
- C. Statistics > Module Statistics > Local Traffic > Virtual Addresses
- D. Statistics > Module Statistics > Traffic Summary
Answer: A
NEW QUESTION 306
Internet clients connecting to a virtual server to download a file are experiencing about 150 ms of latency and no packet loss.
Which built-in client-side TCP profile provides the highest throughput?
- A. tcp-wan-optimized
- B. tcp-legacy
- C. tcp-lan-optimized
- D. tcp
Answer: A
NEW QUESTION 307
A BIG-IP Administrator is receiving intermittent reports from users that SSL connections to the BIG-IP device are failing. Upon checking the log files, the BIG-IP Administrator notices the following error message:
ere tmm<instance>[<pid>]: 01260008:3: SSL transaction (TPS) rate limit reached After reviewing statistics, the BIG-IP Administrator notices there are a maximum of 1200 client-side SSL TPS and a maximum of 800 server-side SSL TPS.
What is the minimum SSL license limit capacity the BIG-IP Administrator should upgrade to handle this peak?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 308
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