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NEW QUESTION 72
Which three HTTP headers allow an application server to determine the client's language compatibility, browser, operating system type, and compression compatibility? (Choose three.)
- A. Accept
- B. Host
- C. Accept-Encoding
- D. User-Agent
- E. Accept-Language
Answer: C,D,E
NEW QUESTION 73
An LTM Specialist needs to add a pool that will load balanceMYSOL services. It has four members, each with differing hardware platforms. All pool members are already assigned to another pool for load balancing FTP traffic.
Which load balancing method is most effective when the LTM Specialist sets up the pool?
- A. Observed (node)
- B. Round Robin
- C. Predictive member)
- D. Least Connections (node)
Answer: A
NEW QUESTION 74
An LTM Specialist must perform a packet capture on a virtual server with an applied standard FastL4 profile.
The virtual server 10.0.0.1:443 resides on vlan301.
Which steps should the LTM Specialist take to capture the data payload successfully while ensuring no other virtual servers are affected?
- A. The packet capture tcpdump -ni vlan301 should be executed on the command line interface. There is no need to change profiles or PVA acceleration.
- B. The LTM device is under light load. The traffic should be mirrored to a dedicated sniffing device. On the sniffing device, the packet capture tcpdump -ni vlan301 should be executed.
- C. A new FastL4 profile should be created and applied to the virtual server with PVA acceleration disabled.
Then the packet capture tcpdump -ni vlan301 should be executed on the command line interface. - D. The standard FastL4 profile should have PVA acceleration disabled. Then the packet capture tcpdump
-ni vlan301 should be executed on the command line interface.
Answer: C
NEW QUESTION 75
Refer to the exhibit.
A pool member fails the monitor checks for about 30 minutes and then starts passing the monitor checks. New traffic is Not being sent to the pool member.
What is the likely reason for this problem?
- A. The pool member is disabled
- B. Manual resume is enabled
- C. Time Until Up is zero
- D. Monitor Type is TCP Half Open
Answer: B
NEW QUESTION 76
An LTM Specialist needs to create a virtual server to pass TCP traffic to three pool members.
Which two virtual server types should be used to meet the requirements? (Choose two)
- A. Standard
- B. Stateless
- C. Forwarding (Layer 2)
- D. Forwarding (IP)
- E. Performance (Layer A)
Answer: A,E
NEW QUESTION 77
All pool members are online. All other virtual server settings are at default What might after the load balancing behavior?
- A. adding a oneconnect profile
- B. adding a persistence profile
- C. enabing a falback host in the http profile
- D. enabing SNAT automap
Answer: B
NEW QUESTION 78
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
Which step should an LTM Specialist take to utilize AVR?
- A. provision AVR
- B. install the AVR add-on
- C. reboot the device
- D. license the device for AVR
Answer: A
NEW QUESTION 79
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
- B. Fast L4 , HTTP, Stream
- C. TCP, HTTP, Client SSL
- D. TCP, HTTP
Answer: D
NEW QUESTION 80
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
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. Connections directly to the pool member show the application is functioning correctly.
What is the issue?
- A. The virtual server is configured with the incorrect SNAT address.
- B. The pool member default gateway is set incorrectly.
- C. The pool member is failing the monitor check.
- D. The virtual server is processing encrypted traffic as plain-text HTTP.
Answer: D
NEW QUESTION 81
An TLM Specialist needs to configure a virtual server to terminate SSL connection on the LTM device.
Cryptographic information must be re-authorized for SSL sessions that remain open for longer than 30 seconds.
Which settings should the LTM Specialist configure in the client SSL profile?
- A. set the Renegotiate Period to 30 seconds
- B. set the Renegotiate Max Record Delay to 30
- C. enable Require Peer SN1 Support
- D. set the Handshake Timeout to 30 seconds
Answer: A
NEW QUESTION 82
A BIG-IP device is configured with both an internal external and two Corporate VLANs. The virtual server has SNAT enabled and is set to listen on all VLANs Auto Last Hop is disabled. The Corporate users are on
10.0.0.0./24 and 172.16.0.0/12. The BIG-IP has a Self-IP on the 1.0.0.0.0./24 subnet.
Internet users are able to access the virtual server. Only some of the Corporate users are able to connect to the virtual server A BIG-IP Administrator performs a tcpdump on the BIG-IP and verifies that traffic is arriving from users in 10.0.0.0/24.
What should the BIG-IP Administrator do to correct this behaviour?
- A. Modify the default route of the servers to point to the BIG-IP device
- B. Add a static route for the 172.16.0.0/12 subnet
- C. Change the default route to point to the extra firewall
- D. Disable the server on the internal VLAN
Answer: B
NEW QUESTION 83
Given LTM device ltm log:
Sep 26 20:51:08 local/lb-d-1 notice promptstatusd[3695]: 01460006:5: semaphore mcpd.running(1) held Sep 26 20:51:08 local/lb-d-1 notice promptstatusd[3695]: 01460006:5:
Sep 26 20:51:08 local/lb-d-1 warning promptstatusd[3695]: 01460005:4: mcpd.running(1) held, wait for mcpd Sep 26 20:51:08 local/lb-d-1 info sod[3925]: 010c0009:6: Lost connection to mcpd - reestablishing.
Sep 26 20:51:08 local/lb-d-1 err bcm56xxd[3847]: 012c0004:3: Lost connection with MCP: 16908291 ...
Exiting bsx_connect.cpp(174)
Sep 26 20:51:08 local/lb-d-1 info bcm56xxd[3847]: 012c0012:6: MCP Exit Status Sep 26 20:51:08 local/lb-d-1 info bcm56xxd[3847]: 012c0012:6: Info: LACP stats (time now:1348717868) :
no traffic
Sep 26 20:51:08 local/lb-d-1 info bcm56xxd[3847]: 012c0014:6: Exiting...
Sep 26 20:51:08 local/lb-d-1 err lind[3842]: 013c0004:3: IO error on recv from mcpd - connection lost Sep 26 20:51:08 local/lb-d-1 notice bigd[3837]: 01060110:5: Lost connection to mcpd with error 16908291, will reinit connection.
Sep 26 20:51:08 local/lb-d-1 err statsd[3857]: 011b0004:3: Initial subscription for system configuration failed with error '' Sep 26 20:51:08 local/lb-d-1 err statsd[3857]: 011b0001:3: Connection to mcpd failed with error '011b0004:3:
Initial subscription for system configuration failed with error '''
Sep 26 20:51:08 local/lb-d-1 err csyncd[3851]: 013b0004:3: IO error on recv from mcpd - connection lost
.............skipping more logs.....
Sep 26 20:51:30 local/lb-d-1 notice sod[3925]: 01140030:5: HA proc_running bcm56xxd is now responding.
Sep 26 20:51:34 local/lb-d-1 notice sod[3925]: 01140030:5: HA proc_running mcpd is now responding.
Sep 26 20:51:34 local/lb-d-1 notice sod[3925]: 010c0018:5: Standby
Which daemon failed?
- A. bcm56xxd
- B. sod
- C. promptstatusd
- D. mcpd
- E. lind
Answer: D
NEW QUESTION 84
New Syslog servers have been deployed in an organization. The BIG-IP Administrator must reconfigure the BIG-IP system to send log messages to these servers.
In which location in the Configuration Utility can the BIG-IP Administrator make the needed configuration changes to accomplish this?
- A. System > Configuration > Local Traffic
- B. System > Configuration > Device
- C. System > Logs > Configuration
- D. System > Logs > Audit
Answer: C
NEW QUESTION 85
An LTM Specialist has just manually failed the active LTM device over to the standby LTM device. The LTM Specialist notices the newly active LTM device is NOT currently receiving traffic. The LTM Specialist verifies the newly active device is responding to ARP but still no traffic is hitting the virtual servers. The LTM Specialist also notices that the virtual servers eventually start responding.
What should be added to the configuration to resolve the problem?
- A. MAC masquerading
- B. vlan failsafe
- C. connection mirroring
- D. floating self IP
- E. network failover
Answer: A
NEW QUESTION 86
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
An LTM Specialist is investigating reports that users are unable to perform some commands through an FTP virtual server. The users are receiving the FTP error "500 Illegal PORT command." The virtual server is configured to SNAT using automap. The LTM Specialist performs a capture on the server side of the LTM device.
Why is the server returning this error?
- A. LIST command disallowed
- B. Active IP address in LOGIN command
- C. Active IP address in PORT command
- D. PORT command disallowed
Answer: C
NEW QUESTION 87
Refer to the exhibit.
During maintenance, the BIG-IP Administrator manually disables a pool member as shown.
What is the result?
- A. The disabled pool member stops processing persistent connections.
- B. All pool members stop accepting new connections.
- C. The disabled pool member stops processing existing connections
- D. All pool members continue to process persistent connections
Answer: D
NEW QUESTION 88
An LTM Specialist has been asked to configure a virtual server to distribute connections between a pool of two application servers with addresses 172.16.20.1 and 172.16.20.2. The application servers are listening on TCP ports 80 and 443. The application administrators have asked that clients be directed to the same node for both HTTP and HTTPS requests within the same session.
Virtual servers vs_http and vs_https have been created, listening on 1.2.3.100:80 and 1.2.3.100:443, respectively.
Which configuration option will result in the desired behavior?
- A. Create pool http_pool with members 172.16.20.1:80 and 172.16.20.2:80 Create pool https_pool with members 172.16.20.1:443 and 172.16.20.2:443 Assign http_pool as the default pool for vs_http Assign https_pool as the default pool for vs_https Create a source address persistence profile with "match across services" enabled Assign the persistence profile to vs_http and vs_https
- B. Create pool http_pool with members 172.16.20.1:80 and 172.16.20.2:80 Assign pool http_pool as the default pool for both vs_https and vs_https Disable port translation for vs_https Create an SSL persistence profile with "match across virtual servers" enabled Assign the persistence profile to vs_http.
- C. Create pool app_pool with members 172.16.20.1:any and 172.16.20.2:any Assign app_pool as the default pool for both vs_http and vs_https Disable port translation for vs_http and vs_https
- D. Create pool http_pool with members 172.16.20.1:80 and 172.16.20.2:80 Create pool https_pool with members 172.16.20.1:443 and 172.16.20.2:443 Assign http_pool as the default pool for vs_http Assign https_pool as the default pool for vs_https Create an SSL persistence profile with "match across virtual servers" enabled Assign the persistence profile to vs_http
Answer: A
NEW QUESTION 89
-- 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?
- 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 LTM device performed NAT on the individual's IP address.
- D. The individual's data stream is being routed to the LTM device by a means other than the default route.
Answer: A
NEW QUESTION 90
-- Exhibit -
-- Exhibit --
Refer to the exhibit.
A pair of LTM devices are deployed in a high-availability (HA) pair as the diagram shows. After inserting a new rule on the firewalls, the LTM devices become Standby. The rule drops all outbound sessions to the Internet. Only inbound connections are allowed from the Internet. There are no other changes to the environment.
What triggered the LTM device failover?
- A. HA Group
- B. VLAN Failsafe
- C. Gateway Failsafe
- D. Auto Failback
Answer: C
NEW QUESTION 91
A VLAN has the following objects configured:
Self-IP 10.10.10.100 with port lockdown set to Allow default
Virtual server 10.10.10.100:443 with UDP profile enabled
Virtual server 10.10.10.0/24 port forwarding virtual server
Global destination NAT forwarding 10.10.10.100 to internal server 172.168.10.100 Which object will process this request when https://10.10.10.100 is entered into a browser?
- A. virtual server 10.10.100/24 port o forwarding virtual server
- B. global destination NAT forwarding 10.10.10.100 to internal server 172.168.10.100
- C. virtual server 10.10.10.100.443 with UDP profile enabled
- D. self-IP 10.10.10.100 with port lockdown set to Allow default
Answer: D
NEW QUESTION 92
A BIG-IP Administrator is performing maintenance on the active BIG-IP device of an HA pair. The BIG-IP Administrator needs to minimize traffic disruptions.
What should the BIG-IP Administrator do to start the maintenance activity?
- A. Reboot the BIG-IP device.
- B. Disable switch ports of the BIG-IP device.
- C. Force the BIG-IP device to standby.
- D. Move resources to a new Traffic Group.
Answer: C
NEW QUESTION 93
A BIG-IP Administrator must configure the BIG-IP device to send system log messages to a remote syslog server In addition, the log messages need to be sent over TCP for guaranteed delivery. What should the BIG-IP Administrator configure?
- A. Request Logging Profile
- B. syslog-ng
- C. Remote Logging
- D. HSL Logging
Answer: C
NEW QUESTION 94
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