101 : Application Delivery Fundamentals : Part 15

  1. Which are immediate results of entering the following command:

    101 Application Delivery Fundamentals Part 15 Q01 016
    101 Application Delivery Fundamentals Part 15 Q01 016
    • A. Requests sent to this BIG-IP system with a destination port of 80 are load balanced between the members of PoolA.
    • No changes will take place since the command is missing the monitor component for PoolA.
    • The /config/BIG-IP.cinf file is updated to include a definition for the pool named PoolA.
    • A new pool is available for association with any iRule or virtual server.
  2. Which three statements are true about SNATs? (Choose three.)

    • SNAT s provide bidirectional traffic initiation.
    • SNAT s support UDP, TCP, and ICMP traffic.
    • SNAT s provide a many-to-one mapping between IP addresses.
    • SNAT addresses can be identical to virtual server IP addresses.
  3. Given the configuration shown below, if a connection request arrived on the BIG-IP with a source address of 200.10.10.10:1050 and a destination of 150.10.10.75:80, what would the source IP address of the associated packet be when it arrived on the choosen member of the web_pool self 150.10.10.1 { netmask 255.255.255.0 unit I floating enable vlan external allow tcp https } self 10.10.1.1 { netmask 255.255.255.0 unit I floating enable vlan internal allow default } pool web_pool { member 10.10.1.11:80 member 10.10.1.12:80 member 10.10.1.13:80 }snatpool client_pool { member 10.10.1.100 member 150.10.10.15 }virtual VS_web { destination 150.10.10.10:80 ip protocol tcp snat automap pool web_pool }virtual VS_network{ destination 150.10.1 0.0:any mask 255.255.255.0 snatpool client_pool ip protocol tcp pool web_pool } virtual VS_network { destination 150.10.1 0.0:any mask 255.255.255.0 snatpool client_pool ip protocol tcp pool web_pool } virtual VS_network { destination 150.10.10.0:any mask 255.255.255.0 snatpool client_pool ip protocol tcp pool web_pool }

    • 10.10.1.IA.10.10.1.1
    • 200.10.10.I0D.200.10.10.10
    • 10.10.1.I00B.10.10.1.100
    • 150.10.10.15C.150.10.10.15
  4. When a virtual server has an HTTP profile with compression enabled, which traffic is compressed by the BIG-IP?

    • selected traffic from the BIG-IP to the client
    • all sever-side traffic for that virtual server
    • selected traffic from the pool member to the BIG-IP
    • all client-side traffic for that virtual server
  5. An LTM has the 3 virtual servers, 2 SNATs, four self IP addresses defined, and the networks shown in the exhibit. Selected options for each object are shown below. Settings not shown are at their defaults. Assume port exhaustion has not been reached.

    101 Application Delivery Fundamentals Part 15 Q05 017
    101 Application Delivery Fundamentals Part 15 Q05 017

    A connection attempt is made with a source IP and port of 10.10.100.50:2222 and a destination IP and port of 10.10.2.10:80. When the request is processed, what will be the source and destination IP addresses?

    101 Application Delivery Fundamentals Part 15 Q05 018
    101 Application Delivery Fundamentals Part 15 Q05 018
    • The request will be droped.
    • Source IP: 10.10.2.1; Destination IP: 10.10.2.10
    • Source IP: 10.10.2.102; Destination IP 10.10.2.10
    • Source IP: Either 172.16.20.50 or 192.168.10.50; Destination IP: 10.10.2.10
    • Source IP: 10.10.2.1; Destination IP: pool in the 172.16/16 network C
  6. Which three parameters could be used to determine whether a connection request will have the source address translated as the request is processed? (Choose three.)

    • the client’s router’s IP address
    • the client’s browser’s preferred language
    • the client’s IP netmask
    • the client’s TCP port
    • the client’s IP address
    • the client IP fragment offset
  7. A BIG-IP has the following objects configured:

    101 Application Delivery Fundamentals Part 15 Q07 019
    101 Application Delivery Fundamentals Part 15 Q07 019

    A virtual server at 150.10.30.30:80 that is associated with both the SNAT pool and the load balancing pool. If a client at IP address 200.10.10.10 initiates a connection to the virtual server, what will the source IP address be in the packets sent to the chosen pool member?

    • 150.10.33.33
    • 10.10.1.33
    • 10.10.1.10
    • 150.10.30.30
    • 200.10.10.10
    • It could be any of the addresses of the members of the load balancing pool.
  8. What does the insert X-Forwarded option in an HTTP profile do?

    • A BIG-IP self-IP is inserted in the source address field on the server-side connection.
    • A BIG-IP self-IP is inserted in the source address field on the client-side connection.
    • The client IP addresses are inserted into messages sent to remote syslog servers.
    • The client IP addresses are inserted into HTTP header.
  9. When defining a load balancing pool using the command line, if the load balancing method is not specified, what is the result?

    • The default load balancing method would be used.
    • The load balancing method of the previous pool would be used.
    • The system would prompt the user for a load balancing method.
    • An error would be displayed since no load balancing method was specified.
  10. What occurs when a save-config command is issued?

    • The current configuration files are backed up.
    • The current configuration files are verified for syntax, then the running configuration is installed in memory.
    • The current configuration files are loaded into memory.
    • The current configuration files are saved into an archive format.
  11. How many events can be referenced in a given iRule?

    • iRules are limited to one event, but a virtual server could be associated with multiple rules.
    • iRules can have multiple events.
    • Exactly one.
    • iRules can have up to event if one is client-side and one is server-side.
  12. Which statement is true regarding OneConnect processing?

    • The virtual server must have UDP profile.
    • Server-side request can utilize existing client-side connections.
    • The number of client connection is reduced.
    • Client-side request can utilize existing server-side connections.
  13. Which tool is used on BIG-IP systems to capture data packets?

    • tcpdump
    • snoop
    • ethereal
    • qkview
  14. Which statement concerning virtual servers is true?

    • Virtual servers can keep idle server connections open indefinitely.
    • Virtual servers can compress data between the BIG-IP and servers.
    • Virtual servers cannot perform load balancing without performing address translation.
    • Virtual servers can reuse connections between the BIG-IP and server for multiple HTTP GETs.
    • Virtual server processing always translates the virtual server address to the address of the chosen pool member.
  15. Click the Exhibit Button an LTM has the 3 virtual servers, a SNAT defined, four self IP addresses defined and the networks shown in the exhibit. Selected options for each object are shown below. Settings not shown are at their defaults.

    101 Application Delivery Fundamentals Part 15 Q15 020
    101 Application Delivery Fundamentals Part 15 Q15 020

    A connection attempt is made with a source IP and port of 10.20.100.50:80 and a destination IP and port of 10.10.2.10:80. When the request is processed, what will be the source and destination IP addresses?

    101 Application Delivery Fundamentals Part 15 Q15 021
    101 Application Delivery Fundamentals Part 15 Q15 021
    • The request will be dropped.
    • Source IP: Either 172.16.20.50 or 192.168.10.50; Destination IP: 10.10.2010
    • Source IP: 10.20.100.50; Destination IP: 10.10.2.10
    • Source IP: 10.10.2.1; Destination IP: 10.10.2.10
  16. A BIG-IP has the following objects configured: A SNAT pool with 2 members:

    101 Application Delivery Fundamentals Part 15 Q16 022
    101 Application Delivery Fundamentals Part 15 Q16 022

    A virtual server at 150.10.30.30:80 that is associated with both the SNAT pool and the load balancing pool. If a client at IP address 200.10.10.10 initiates a connection to the virtual server, what will the source IP address be in the packets sent to the chosen pool member?

    • 150.10.30.30
    • 150.10.33.33
    • 10.10.1.10
    • It could be any of the addresses of the members of the load balancing pool.
    • 10.10.1.33
    • 200.10.10.10
  17. Which is a potential result when a trunk is configured on a BIG-IP?

    • No additional trunks can be configuration since each BIG-IP is limited to one trunk
    • Packets flowing to the VLAN could arrive on any of the interfaces in the trunk
    • Since any VLANs associated with the trunk are necessarily associated with multiple interfaces, the VLAN using the must use tagged packets.
    • VLAN failsafe is not available for any VLAN associated with any trunks.
  18. Which two statements are true concerning capabilities of current BIG-IP platforms? (Choose two.)

    • The 1600 hosts more ports than the 3900.
    • All current BIG-IP platform use both an ASIC. And CPU(s)to process traffic.
    • All current BIG-IP platform can perform hardware compression.
    • Only 2U BIG-IP Platform have an option of a second power supply.
    • All BIG-IP have capacity to perform bulk encryption I decryption of SSL traffic independent of the CPU.
  19. Which is the result when multiple monitors are assigned to a pool member?

    • The member is marked available if sufficient monitors succeed, and as unavailable if insufficient monitors succeed.
    • The member is marked as available if any of the monitors succeed.
    • The member is marked as unavailable if any of the monitors fails.
    • The member is marked available if all monitors succeed, and as marginal if one or more monitors fail(s).
  20. An LTM has the 3 virtual servers, four self IP addresses defined and the networks shown in the exhibit. Selected options for each object are shown below. Settings not shown are at their defaults.

    101 Application Delivery Fundamentals Part 15 Q20 023
    101 Application Delivery Fundamentals Part 15 Q20 023

    A connection attempt is made with a source IP and port of 10.20.100.50:2222 and a destination IP and port of 10.10.2.102:80.
    When the request is processed, what will be the destination IP address?

    101 Application Delivery Fundamentals Part 15 Q20 024
    101 Application Delivery Fundamentals Part 15 Q20 024
    • Destination IP: 10.10.2.102
    • The request will be dropped.
    • Destination IP: pool member in the 192.168/16 network
    • Destination IP: pool member in the 172.16/16 network
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