What is line group in CUCM?

324

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What is early media? Explain the call flow.

423

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What are the different call flows supported in H323?

394

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What is T1 and E1? How many D and B channels do they have in case of ISDN?

409

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What are the different versions of PVDM?

379

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What is Dial-peer?

469

---

What is RTCP and what is its use?

412

---

Explain Cisco IP Phone boot up process?

407

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What is fast start and slow start? Explain the difference between them.

322

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Explain Q.931 and its use.

355

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What is CUCM Cluster?

388

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What is RTP in case of VoIP? Which layer of OSI model does it work on?

420

---

What is option 150 and option 66 in DHCP?

407

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What is use of region in CUCM?

420

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What is PLAR?

426

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