Thursday, October 16, 2008

It's Thursday, October 16, and here are the answers to yesterday's Cisco certification practice exam questions!

CCNA Certification And CCENT Certification:

Identify the true statements regarding RIP defaults.

A. Only version 1 updates are transmitted.

B. Only version 2 updates are transmitted, and those are sent via multicast.

C. The destination address of RIPv1 updates is

D. Both version 1 and version 2 updates are accepted.

E. Only multicast updates are accepted.

F. Only broadcast updates are accepted.

Answers: A, C, D. By default, RIP sends only v1 updates, which are broadcasts. A RIP-enabled interface will accept both v1 and v2 updates by default.

CCNA Security Certification / CCNP ISCW Exam:

Only 15 days until the release of my CCNA Security Study Package!

When configuring Cisco firewalls, there are three "Vs" you should be particularly careful with. What are they?

Answer: Voice, VPNs, and Video streams.

CCNP Certification / BSCI Exam:

Short answer: What interface-level command must run for an ISIS deployment to work correctly?

Answer: ip router isis.

CCNP Certification / BCMSN Exam:

Short answer: What exactly does UDLD do? How is it enabled on a Cisco switch?

Answer: Unidirectional Link Detection detects - what else? - unidirectional links by transmitting a UDLD frame across the link. If a UDLD frame is received in return, that indicates a bidirectional link, and all is well.

UDLD can be enabled globally with the udld enable command, or on a per-interface level with the udld port command.

CCNP / ONT Exam:

Of H.323, MGCP, and SIP, which are VoIP signaling protocols?

Which are IETF standards?

Which are ITU standards?

Answer: All three are VoIP signaling protocols. H.323 is an ITU standard; the other two are IETF standards.

More questions right here later today!

To your success,

Chris Bryant

CCIE #12933

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