F5 F5 Certifications 301B Questions & Answers

• Question 131:

  A web application is meant to log the URI of the resource that responded to the client's initial Request-URI. Which HTTP header will supply this information?

  A. Via

  B. Server

  C. Trailer

  D. Referer

  Correct Answer: D

• Question 132:

  Given the iRule:

  when HTTP_REQUEST {

  if {([HTTP::username] ne "") and ([HTTP::password] ne "") } {

  log local0. "client ip [IP::remote_addr] credentials provided [HTTP::username] [HTTP::password]"} else { pool old_application_pool

  } } The associated virtual server has a default pool named new_application_pool.

  Which functionality does the iRule provide?

  A. Allows clients with credentials to access the old_application_pool and logs the access of clients without credentials to the new_application_pool.

  B. Allows clients without credentials to access the old_application_pool and logs the access of clients with credentials to the new_application_pool.

  C. Allows clients with credentials to access the old_application_pool and logs the attempted access of clients with credentials to the new_application_pool.

  D. Allows clients without credentials to access the old_application_pool and logs the attempted access of clients without credentials to the new_application_pool.

  Correct Answer: B

• Question 133:

  An LTM Specialist configures the following iRule on an LTM device: when HTTP_REQUEST { if {[string tolower [HTTP::uri]] contains "/URI1/" } { pool Pool1 } elseif {[string tolower [HTTP::uri]] contains "/URI2/" } { pool Pool2 } elseif {[string tolower [HTTP::uri]] contains "/URI3/" } { pool Pool3 }

  else { pool Pool4} } Given the following request: http://www.example.comURI1/index.html?fu=barandpass=1234

  Which pool will be selected by the iRule?

  A. Pool1

  B. Pool2

  C. Pool3

  D. Pool4

  Correct Answer: D

• Question 134:

  What do the following iRule commands do when they are used in the same iRule?

  set hsl [HSL::open -proto UDP -pool syslog_server_pool]

  HSL::send $hsl "<190> [HTTP::host] from [whereis [IP::client_addr] country continent state city zip] , IP: [IP::client_addr]"

  A. The commands set up a high-speed logging connection and then send the geographical database to the server.

  B. The commands set up a high-speed logging connection and then send the host header and client geographical detail to the connection.

  C. The commands set up a high-speed logging connection and then send the host header, HTTP payload, and client geographical detail to the connection.

  D. The commands set up a high-speed logging connection to the LTM device and then send the host header and client geographical detail to the connection.

  Correct Answer: B

• Question 135:

  What does the following iRule do?

  when CLIENT_ACCEPTED { if { [matchclass [IP::client_addr] equals WebClient1-Whitelist1] }{ #log local0. "Valid client IP: [IP::client_addr] - forwarding traffic" #Pool WebClient1

  } else { log local0. "Invalid client IP: [IP::client_addr] - discarding" discard } }

  A. The iRule compares a client IP to a list. If the client IP is on the list, discard and log the discard.

  B. The iRule compares a client IP to a list. If the client IP is NOT on the list, discard and log the discard.

  C. The iRule compares a client IP to a list. If the client IP is on the list, the client is sent to Pool WebClient1. Otherwise, discard and log the discard.

  D. The iRule compares a client IP to a list. If the client IP is NOT on the list, the client is sent to Pool WebClient1. Otherwise, discard and log the discard.

  Correct Answer: B

• Question 136:

  What is the effect of an iRule error such as referencing an undefined variable?

  A. The iRule execution will continue with the next statement.

  B. The execution of the current event within the iRule will be terminated.

  C. The iRule execution will be terminated, and both the client and server side connections will be reset.

  D. The connection will continue, but the iRule will NOT be executed again for the lifetime of the connection.

  Correct Answer: C

• Question 137:

  Which iRule statement demotes a virtual server from CMP?

  A. set ::foo 123

  B. set static::foo 123

  C. persist source_addr 1800

  D. [ class match $HTTP_CONTENT contains my_data_class ]

  Correct Answer: A

• Question 138:

  An FTP monitor is NOT working correctly.

  Which three pieces of information does the LTM Specialist need to provide to ensure a properly working FTP monitor? (Choose three.)

  A. alias

  B. File path

  C. username

  D. password

  E. FTP server port

  F. FTP server IP address

  Correct Answer: BCD

• Question 139:

  An LTM Specialist is creating a custom EAV monitor.

  In which directory should the LTM Specialist upload the script?

  A. /usr/monitor

  B. /usr/monitors

  C. /config/monitors

  D. /usr/bin/monitors

  E. /config/templates

  Correct Answer: C

• Question 140:

  An LTM Specialist receives a request to monitor the network path through a member, but NOT the member itself. Which monitor option should the LTM Specialist enable or configure?

  A. Reverse

  B. Up interval

  C. Transparent

  D. Alias address

  E. Time until up

  Correct Answer: C