350-030 - CCIE Voice Written Exam
Go back to Cisco
Two Unity Servers can be placed in the same Dialing Domain if:
Their subscribers do not have overlapping extensions.
They do not have to dial trunk access codes to reach each other's subscribers.
Which digital telephony signaling protocol does not support ANI information?
T1 CAS E&M Feature Group B
In a H.323 network, what function is NOT performed by the gatekeeper?
Which type of SIP responses would indicate that a server encountered an error in attempting to complete a SIP request?
Which delay in a VoIP network is also known as accumulation delay?
An IP phone user just answered an incoming call by lifting the handset. Assuming that the IP phone uses SCCP, which SCCP message will Cisco Unified Communications Manager transmit to this called IP phone immediately after receiving notification about the off-hook event?
Station Set Ringer message
What statement is an attribute of ISDN Non-Facility Associated Signaling (NFAS)?
Single D-channel controls B-channels on the same T1 span, as well on other T1-spans.
What standards-based protocol will allow CallManager to seamlessly Integrate with other vendors' traditional PBX systems?
A CME site has a group of attendants that answer calls for 3 different companies. The dial-plan for the CME site is listed below. CompanyA: 4085551111 CompanyB: CompanyC: 4085553333 AttendantA: 100 AttendantB: 101 AttendantC: 102 Identify the configuration that will meet the following criteria: 1. Incoming DNIS call to company A, B or C's dial-in number will hunt to the attendant that has been idle the longest. 2. The name of the company that was called should appear on the phone display. 3. Attendants can logout so that calls to Company A, B or C will bypass their phone.
telephony-service directory entry 1 4085551111 name CompanyA directory entry 2 4085552222 name CompanyB directory entry 3 4085553333 name CompanyC service dnis dir-lookup ephone-hunt 1 longest-idle pilot 105 secondary 408555.... list 100,101,102 preference 1 timeout 5
Which E1 time slots are used to carry encoded voice only?
time slots 1 to 15, and 17 to 31
What issue is most commonly encountered with an analog Foreign Exchange Office (FXO) loopstart port connection to PBX?
A company would like to provide marketing messages when callers are placed on hold. Each department in the company needs to have a specific MoH message for their callers. There are 12 departments in the company. Eleven of the departments are sales oriented and need to market to customers with MOH. The 12th department is administration and will require specific messages for each group within that department. How should the MoH services be configured for this company? CCIE WRITTEN v 3.0
Use multicast to stream a different message to each sales department caller and unicast to each caller for each administrative group.
How often, by default, is a keepalive sent between an IP Phone and its active Call Manager?:
30 seconds and it can be adjusted in the call manager configuration
Company CADORNA's INC. is planning a deployment of Cisco IP Telephony using the Centralized Call Processing model. The company has 1 HQ and 25 branches in a hub and spoke configuration. Additionally, there will be an interconnection with multiple Telephony Service Providers using H323. Which Call Admission Control methods should be used in this network?
Use Locations-based CAC with the branches and GK-based CAC with the Telephony Service Providers
Compressed Real-Time Transport Protocol (CRTP) is used on a link-by-link basis to compress the:
IP/UDP/RTP header from 40 bytes to 2-4 bytes most of the time
On Cisco Unified Communications Manager Express with a B-ACD application that is provisioned for four hunt groups--aa-hunt1, aa-hunt2, aa-hunt3, and aa-hunt4--which hunt group will be chosen when a caller dials 0?
What percentage of a standard G.729a packet is taken by IP, UDP and RTP headers? (NOTE: cRTP not used)
A software media termination point should be deployed to support which call processing models and services?
To support single site call processing models and H.323v1.
Suppose your business has a need to send and receive real-time fax over a VoIP network. Which fax protocol(s) could you implement? (Choose 2)
An AS5300 is configured to authenticate a user for Authentication, Authorization, and Accounting (AAA) RADIUS server by prompting the user for a PIN number, etc., by using application clid_authen_collect. Users are dialing 5551000. What is the correct configuration?
dial-peer voice 1 pots incoming called-number 555 destination-pattern 1 . port 0:D application clid_authen_collect
What is considered a node in a H.323 network?
All of the above
Which of the following is true about the 802.1q frame header?
In Ethernet frame after the source address, 4 bytes 802.1Q header is included, which contains 16 bits for the tag protocol ID, 3 bits for the priority field, 1 bit for the canonical field (always 0), and 12 bits for the VLAN identifier.
Cisco SIP Proxy can NOT perform what task?
On a Cisco IOS MGCP gateway with a voice ISDN PRI connection to the PSTN, which two PSTN signals are processed locally by the gateway? (Choose two.)
T1 framing and line code
What SIP header is a SIP Proxy allowed to change?
Which statement correctly describes symmetric signaling in SIP?
SIP devices use the same port number for sending and receiving SIP messages.
What is the default switchback method for an SCCP hardware transcoder when a higher-priority Cisco Unified Communications Manager becomes available again?
Consider: Phone A's device calling search space is CSS_Dev_A. Phone A's Line 1 is assigned calling search space CSS_Line_A. Route Pattern 2XXX is placed in Partition Part_1. Route Pattern 20XX is placed in Partition Part_2. Route Pattern 200X is placed in Partition Part_3. CSS_Dev_A contains partition(s) Part_1. CSS_Line_A contains partition(s) Part_2. If a call is made to 2001 from Phone A, using Line 1, what route pattern will be chosen by Call Manager?
20XX in partition Part_2
What is the default switchback method for a Cisco IOS MGCP PRI gateway when a higher-priority Cisco Unified Communications Manager becomes available again?
In a VoIP deployment, which two protocols satisfy the following three requirements? (Choose two.) Requirement 1: the protocol has a mechanism for a centralized dial-plan Requirement 2: the endpoints are considered to be unintelligent Requirement 3: the protocol is text-based
In a distributed AVVID call-processing model, an IOS gatekeeper is used for call Admission Control. What function does the IOS gatekeeper perform?
The gatekeeper will send an ACF if there is enough available bandwidth.
The IOS command "call rsvp-sync resv-timer 10" is used to set the timer on the:
Terminating VoIP gateway for completing RSVP reservation setups within 10 seconds
Design a WAN edge LLQ/CBWFQ policy to accommodate voice, call-signaling, transactional data, bulk data, best effort and a "less than Best Effort" scavenger traffic class. Enable class-based cRTP on the voice class. Enable RFC 2597 congestion avoidance techniques only on application classes assigned an AF PHProvision a "less than Best Effort" queuing policy for scavenger traffic (assume a non-distributed router platform). Also assume that these traffic classes have been correctly classified and marked according to Cisco's best practices. Which option meets this criteria?
policy-map WAN-EDGE-QUEUING class VOICE priority percent 33 compression header ip rtp class CALL-SIGNALING bandwidth percent 5 class TRANSACTIONAL-DATA bandwidth percent 26 random-detect dscp-based class BULK-DATA bandwidth percent 10 random-detect dscp-based class SCAVENGER bandwidth percent 1 class class-default bandwidth percent 25
Two H.323 gateways are engaged in an active call. How many RTP and RTCP packet streams exist between these two gateways?
To provide for a standard approach for offering voice and fax over Frame Relay, the Frame Relay Forum released a standard, which describes frame formats, conformance requirements, and compression algorithms to support voice and fax over Frame Relay. The standard is:
What is the default DTMF relay for Cisco Unity Express when integrated via SIP?
Which of the following is NOT true about DHCP snooping?
DHCP Snooping stops Man-in-the-Middle (MITM) Attacks.
What protocol does an IP Phone use to learn the IP Address of its TFTP Server?
Unity extensions will increase the Active Directory size by approximately what percent?
Consider phone A, assigned to Calling Search Space A. Calling Search Space A contains the following partitions (in the order shown), listed with their respective Route Patterns: If Phone A dials "1001", what statement is true?
Route Pattern 1XXX and 10XX both match, but since 10XX is a better match, it will be chosen.
A customer purchased 10,000 phone license units for a Cisco Unified Communications Manager cluster. How many phone license unit overdrafts are permitted in this Cisco Unified Communications Manager cluster?
Company CADORNA's INC. is planning a deployment of Cisco IP Telephony using the Centralized Call Processing model, using Cisco CallManager 4.1(3). The company has 1 HQ and 25 branches interconnected with an MPLS network that provides "full-mesh" connectivity between all sites. Which of the following statements is NOT true?
The Cisco CallManager Servers need to be aware of the underlying MPLS network by setting the appropriate Enterprise Parameters.
The Cisco AXL Web Service belongs to which feature service group on Cisco Unified Communications Manager?
Database and Admin Services
When using the CCMAdmin page of a Subscriber CallManager, changes made to the configuration are:
Made in the Publisher SQL Database, and replicated to subscribers
When configuring IP Manager Assistant (IPMA) in a shared line mode, how are the manager and assistant Directory Numbers (DN) configured?
The manager and assistant both share the same directory number (DN).
Which three statements describe best practices when implementing Unity Unified Messaging in an Exchange 2000 environment? (Choose 3)
Unity should be installed in the same Windows 2000 site as the Exchange servers.
A Unity server should service a single Exchange Administrative Group.
Unity should use the same Domain Controller as the Exchange servers.
Which two descriptions apply to the Calling Search Space function in Cisco Unified Communications Manager? (Choose two.)
It defines which numbers are available for a device to call.
It defines the search for directory numbers in assigned partitions according to dial patterns.
AMIS is used to:
Send VoiceMail messages
Which pins are used to supply Inline-Power to an IP Phone when using a Cisco Inline-Power Patch-Panel?
When Direct Inward Dial is used on a POTS dial peer and an incoming POTS call enters the router: (multiple answer)
The number that is dialed (DNIS) automatically becomes the destination-pattern number for the IP destination.
The number that is dialed (DNIS) automatically becomes the destination-pattern number for the telephony destination.