Acme Packet AP0-001 Online Practice Questions and Exam Preparation

Acme Packet AP0-001 Online Questions & Answers

• Question 91:

  __________ cookies are included by Sipd when it receives messages that are originally sourced from a device other then the configured External Proxy Address.

  A. Call-Leg
  B. Dialog
  C. Session
  D. SIP-NAT
  D. SIP-NAT

• Question 92:

  Which one of the four statements below about Session Initiation Protocol (SIP) is FALSE?

  A. SIP provides for resource reservation.
  B. SIP works with both IPv4 and IPv6.
  C. SIP can run on top of either UDP or TCP as the transport protocol.
  D. SIP can be used to invite participants to an already existing session.
  A. SIP provides for resource reservation.

• Question 93:

  You have copied a new Net-Net OS to the Net-Net 4000 and changed the boot parameters according to the display below. On reboot, the Net-Net 4000 is in a boot loop. training1# check-space-remaining boot boot: 0/29702144 bytes (0%) remaining training1# configure terminal training1(configure)# bootparam '.' = clear field; '-' = go to previous field; q = quit boot device : wancom0 processor number : 0 host name : file name : /tffs0/sd200p23.gz /tffs0/sd400q10.gz inet on ethernet (e) : 10.0.3.11:ffff0000 inet on backplane (b) : host inet (h) : 10.0.3.1 gateway inet (g) : 10.0.0.1 user (u) : anonymous ftp password (pw) (blank = use rsh) : anonymous flags (f) : 0x80008 target name (tn) : training1 startup script (s) : other (o) : NOTE: These changed parameters will not go into effect until reboot. Also, be aware that some boot parameters may also be changed through PHY and Network Interface Configurations. training1(configure)# exit training1# reboot force Based on the information above, which three of the following scenarios could be the cause of the boot loop?

  A. You did not copy the Net-Net OS file into the /boot directory.
  B. The Net-Net OS file was truncated while being copied to the /boot directory due to lack of file space.
  C. You mistyped the name of the Net-Net OS file in the file name property of the boot parameters.
  D. The Net-Net 4000 was reset using the reboot force command without saving and activating the configuration changes first.
  A. You did not copy the Net-Net OS file into the /boot directory.
  B. The Net-Net OS file was truncated while being copied to the /boot directory due to lack of file space.
  C. You mistyped the name of the Net-Net OS file in the file name property of the boot parameters.

• Question 94:

  Upon issuing the done command, you get an Error 409. What does this error indicate?

  A. The element you are creating is corrupted.
  B. The element you are trying to save doesn exist.B. The element you are trying to save doesn? exist.
  C. You are trying to create an element with a unique identifier that already exists.
  D. There is an internal server error.
  C. You are trying to create an element with a unique identifier that already exists.

• Question 95:

  What sip-config option will suppress the inclusion of a registration cache cookie in the Contact header of messages forwarded?

  A. reg-mode=no cache
  B. reg-cache-mode=none
  C. reg-mode=none
  D. reg-cache-mode=no cache
  B. reg-cache-mode=none

• Question 96:

  How does the Net-Net 4000 ensure that the pinholes are kept open for persistent communication to SIP endpoints behind a NAT device?

  A. By sending OPTIONS messages at a defined frequency
  B. By sending ARP requests at a defined frequency
  C. By changing the expires= parameter to a defined value in 200 OK responses to REGISTERs
  D. By changing the expires= parameter to a defined value in 200 OK responses to INVITEs
  C. By changing the expires= parameter to a defined value in 200 OK responses to REGISTERs

• Question 97:

  Which one of the following statements about H.323 networks is FALSE?

  A. The collection of all terminals, gateways, and MCU managed by a single gatekeeper is known as an Autonomous System (AS).
  B. Gateways are not mandatory in an H.323 network.
  C. Gatekeepers are not mandatory in an H.323 network.
  D. Gateways translate call set-up messages and convert media formats.
  A. The collection of all terminals, gateways, and MCU managed by a single gatekeeper is known as an Autonomous System (AS).

• Question 98:

  In this scenario, the User Agents (UAs) are both SIP-enabled phones. What is the correct order of this basic SIP message flow?

  1)The UAC initiates the session with an INVITE.

  2)The UAS sends a 200 OK message indicating that the request has succeeded.

  3)Media is exchanged bidirectionally.

  4)The UAS sends a 100 Trying response back to the UAC

  5)The UAC sends a BYE message. This is followed by a 200 OK final response message sent by the UAS.

  6)The UAS sends a 180 Ringing message.

  7)The UAC sends an ACK message confirming that it has received a final response to INVITE.

  A. 1,2,4,6,7,5,3
  B. 1,4,6,2,7,3,5
  C. 1,7,4,6,3,2,5
  D. 1,4,2,7,6,3,5
  B. 1,4,6,2,7,3,5

• Question 99:

  When associating network interfaces to a physical interface on the Net-Net 4000, the ___________ fields must contain the same unique ID.

  A. sub-port-id
  B. name
  C. unique-id
  D. identifier
  B. name

• Question 100:

  The h245-stage parameter in the H323 stack determines____________.

  A. The stage at which the Net-Net 4000 will start tunneling H.245 messages
  B. The point in the call where H.245 messages are allowed, given that the call has been connected
  C. The stage at which the Net-Net 4000 will indicate that a separate H.245 connection must be opened or will react to an external indication to open a separate H.245 connection
  D. The point at which H.245 will appear on stage
  C. The stage at which the Net-Net 4000 will indicate that a separate H.245 connection must be opened or will react to an external indication to open a separate H.245 connection