Online 1Z0-404 Practice Test

Question 1

You are troubleshooting a SIP routing issue and you haveaccess to the SIP call ow processed by the Session Border Controller. Which two steps are valid for troubleshooting this type of issues? (Choose two.)

Options :

A :

It is necessary to locate the SIP session to troubleshoot and check if there is a 404 Routes Not Found SIP error message.

B :

It is recommended to look for 183 Session Progress SIP error messages that indicate routing issues.

C :

t is recommended to check the called number by looking at the Request-URI of the INVITE message and making sure it is a validnumber to be routed.

D :

It is recommended to find the CANCEL method received by the Session Border Controller which typically identifies a SIP routing issue.

E :

It is necessary to find an initial INVITE received by the Session Border Controller which getsa 503 Service Unavailable SIP error message.

Answer: D,E

Question 2

Where are passwords and licensing information stored?

Options :

A : Non-Volatile Random Access Memory (NVRAM)

B : Content Addressable Memory (CAM)

C : RAMmemory

D : Synchronous Dynamic Random Access Memory (SDRAM)

E : Boot Flash

Answer: A

Question 3

What is the first thing you should do when you want the Session Border Controller to detect that anendpoint is behind a NAT/firewall device?

Options :

A :

Navigate to the sip-port configuration element and set the nat-traversal parameter to disabled

B :

Navigate to the sip-interface configuration element and set the nat-traversal parameter to never.

C :

Navigate to the sip-interface configuration element and set the nat-traversal parameter to always

D :

Navigate to the sip-port configuration element and set the nat-traversal parameter to enabled.

E :

Navigate to the sip-interface configuration element and set the nat-traversal parameter to detect

Answer: C

Question 4

You want to prevent the Session Border Controller from generating aunique Call-ID and from modifying the dialog tags. How would you accomplish this?

Options :

A :

Navigate to the sip-interface configuration element and set the dialog-transparency parameter to disabled

B :

Navigate to the sip-config configuration element and set the dialog-mapping parameter to disabled.

C :

Navigate to the sip-config configuration element and set the call-id-transparency parameter to disabled.

D :

Navigate to the sip-config configuration element and set the dialog-transparency parameter to disabled.

E :

Navigate to the sip-config configuration element and set the dialog-transparency parameter to enabled.

Answer: E

Question 5

Which two states are needed by the active node while transitioning to standby? (Choose two.)

Options :

A : Out of service

B : Becoming-active

C : Relinquishing-standby

D : Relinquishing-active

E : Becoming-standby

Answer: B,D

EXPERTY DESIGNED 1Z0-404 PRACTICE TEST