1z0-404

1z0-404 practice questions, page 3 of 3, with answer review and explanations.

Question 11

When setting up the registration-caching parameter to enabled in the sip-interface configuration element, _____________.

  1. the Session Border Controller will never use the SIP-NAT mechanism for routing
  2. the Session Border Controller will not use the registration cache for routing
  3. all endpoints in the realm will be cached when registered
  4. only endpoints behind NAT in the realm will be cached when registered
  5. the Session Border Controller will never use the local-policy mechanism for routing

Question 12

What is the effect of executing the save-config command in superuser mode?

  1. The running configuration version is reset to 1.
  2. The running configuration version does not increase and is equal to the saved configuration version.
  3. The saved configuration version increases by 1 and is higher than the running configuration version.
  4. The running configuration version increases by 1 and is higher than the saved configuration version.
  5. The editing configuration version increases by 1 and is higher than the saved configuration version.

Question 13

You are configuring a network interface to enable the Session Border Controller to use the interface for signaling and media. Identify two valid configuration steps for supporting VLAN 12 (Choose two.)

  1. Navigate to the network-interface configuration element and set the sub-port-id parameter to 12.
  2. Navigate to the network-interface configuration element and set the sub-port-id parameter to 0.
  3. Navigate to the phy-interface configuration element and configure the hip-id parameter.
  4. Navigate to the phy-interface configuration element and configure the pri-utility-address parameter.
  5. Navigate to the network-interface configuration element and configure the name parameter.

Question 14

You are examining a SIP packet. There is no final response to the ACK method. What is the reason for this?

  1. The ACK method was defined only in RFC 2543 and it has been deprecated.
  2. The ACK method is part of the INVITE transaction.
  3. The ACK method is an exception in RFC 3261.
  4. The ACK method is an optional SIP method.
  5. The ACK method was replaced with the CANCEL method in RFC 3261.