Avaya 61451V Questions & Answers

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Administering Avaya Aura Communication Manager


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stion: 547


ch of the following statements is true about the Communication Mana ivable Core Server (SCS)?


he SCS can only support a single branch office location

he SCS can be used to extend the Communication Manager system to ions

he SCS can be deployed in a redundant configuration for high availabi he SCS can only be managed through the Avaya Aura® System Ma


wer: C


anation: The Communication Manager Survivable Core Server (SCS)

Que


Whi ger

Surv


  1. T

  2. T new

    locat

  3. T lity

  4. T nager


Ans


Expl can

be deployed in a redundant configuration for high availability. This involves deploying multiple SCS instances at a branch office location to provide redundancy and ensure continuous operation in the event of an SCS failure.


Question: 548


Which of the following SIP trunk configuration parameters is used to specify

the call admission control (CAC) settings for the SIP trunk?


  1. CAC Configuration

  2. Trunk Group

  3. Bandwidth Allocation


    anation: The IP Network Region configuration in the SIP trunk settin to specify the call admission control (CAC) settings for the SIP trunk ncludes parameters like the available bandwidth, codec preferences, network-related settings that are used to manage and control the call city and quality over the SIP trunk connection.


    stion: 549


    do you perform basic maintenance and troubleshooting in Communic ager?


    asic maintenance and troubleshooting is performed in a separate Netw agement application that integrates with Communication Manager. asic maintenance and troubleshooting is managed by System Manager h provides a centralized interface for performing these tasks.

    asic maintenance and troubleshooting is automated by Communicatio ager, with no direct administrator intervention required.

    IP Network Region Answer: D

Expl gs is

used .

This i and

other capa


Que


How ation

Man


  1. B ork

    Man

  2. B ,

    whic

  3. B n

    Man

  4. Basic maintenance and troubleshooting is performed directly within the Communication Manager administration interface.


Answer: D


Explanation: Basic maintenance and troubleshooting tasks in Communication Manager, such as viewing system logs, monitoring performance metrics, and

performing routine backups, are performed directly within the Communication Manager administration interface. Administrators can access various diagnostic tools and utilities within the Communication Manager management tools to maintain the system and troubleshoot any issues that may arise.


Question: 550


entication attempts allowed per connection?


axLoginAttempts axAuthTries axStartups ermitRootLogin


wer: B


anation: The MaxAuthTries parameter in the sshd_config file controls mum number of authentication attempts allowed per connection on a munication Manager system.


stion: 551


do you configure Endpoints in Communication Manager?

Which parameter in the sshd_config file controls the maximum number of auth


  1. M

  2. M

  3. M

  4. P


Ans


Expl the

maxi Com


Que


How


  1. Endpoints are managed by System Manager, which provides a centralized interface for configuring endpoint settings.

  2. Endpoints are configured directly within the Communication Manager administration interface.

  3. Endpoints are automatically detected and configured by Communication Manager based on the connected devices.

  4. Endpoints are configured in a separate device management application that

integrates with Communication Manager.


Answer: A


of administration for defining and managing endpoint settings, inclu tration, configuration parameters, and device associations across the A ® environment. This allows for consistent endpoint management an isioning across multiple Communication Manager servers.


stion: 552


ch ARS feature can be used to implement least-cost routing for outgoi


RS Partition

RS Digit Conversion

RS Time of Day Routing RS Routing Plan


wer: D


anation: The ARS Routing Plan feature can be used to implement leas

Explanation: Endpoints in Communication Manager, such as IP phones, softphones, and other communication devices, are managed and configured through the System Manager interface. System Manager provides a centralized point ding

regis vaya

Aura d

prov


Que


Whi ng

calls?


  1. A

  2. A

  3. A

  4. A


Ans


Expl t-

cost routing for outgoing calls. By prioritizing the trunk groups in the Routing Plan based on their cost, ARS will automatically select the most cost-effective trunk group to route the call, unless the preferred trunk groups are unavailable or exceed the configured capacity.


Question: 553

Which Secure Shell (SSH) protocol version is recommended for Communication Manager administration?


  1. SSH version 1

  2. None of the above

  3. Both SSH version 1 and 2

    wer: D


    anation: SSH version 2 is the recommended protocol for Communicat ager administration as it provides enhanced security features compare version 1, which has known vulnerabilities.


    stion: 554


    ch of the following parameters in Communication Manager is used to le media encryption for media servers?


    edia Server Encryption ultimedia Encryption RTP Encryption

    edia Encryption wer: D

    SSH version 2 Ans

Expl ion

Man d to

SSH


Que


Whi enab


  1. M

  2. M

  3. S

  4. M


Ans


Explanation: The Media Encryption parameter in Communication Manager is used to enable media encryption for media servers. This parameter allows you to specify the encryption mode (e.g., AES, DES) and encryption type (e.g., 128-bit, 256-bit) for media encryption on media servers.


Question: 555

How do you configure Trunks in Communication Manager?


  1. Trunks are configured in a separate Trunk Gateway application that integrates with Communication Manager.

  2. Trunks are managed by System Manager, which provides a centralized interface for configuring trunk settings.

    onnected telephony equipment.

    runks are configured directly within the Communication Manager nistration interface.


    wer: D


    anation: Trunks in Communication Manager are configured directly w ommunication Manager administration interface. Administrators can e the various trunk types (such as ISDN, SIP, or analog), configure th parameters (such as channel assignments and signaling protocols), a

    ciate the trunks with the appropriate call routing and dial plan rules. T guration is done directly within the Communication Manager manage


    stion: 556


    happens if the Communication Manager Survivable Core Server (SC connection with the primary Communication Manager server?

    Trunks are automatically configured by Communication Manager based on the c

  3. T

admi Ans

Expl ithin

the C

defin e

trunk nd

asso his

confi ment

tools.


Que


What S)

loses


  1. The SCS automatically fails over to a redundant SCS instance, if available

  2. The SCS maintains full functionality, continuing to provide communication services to the branch office

  3. The SCS enters a limited functionality mode, restricting certain features and services

  4. The SCS displays a warning message to users and waits for the connection

to be restored


Answer: C


communication services to the branch office, but certain features and ces may be restricted or unavailable until the connection to the primar er is restored.


stion: 557


ch encryption algorithm provides the highest level of security for secu ignaling in Communication Manager?


ES-256-CBC AMELLIA-256-CBC RIA-256-CBC

haCha20-Poly1305 wer: D

anation: The ChaCha20-Poly1305 encryption algorithm provides the est level of security for secure SIP signaling in Communication Mana

Explanation: If the Communication Manager Survivable Core Server (SCS) loses connection with the primary Communication Manager server, it will enter a limited functionality mode. In this mode, the SCS will continue to provide basic

servi y

serv


Que


Whi re

SIP s


  1. A

  2. C

  3. A

  4. C

Ans Expl

high ger,

as it offers both strong encryption and forward secrecy.


Question: 558


What is the primary benefit of using SSH public keys instead of passwords for Communication Manager administration?

  1. Improved performance and reduced latency for remote connections

  2. Easier management of SSH access for multiple administrators

  3. Reduced risk of password guessing or brute-force attacks

  4. All of the above


anation: The primary benefit of using SSH public keys instead of words for Communication Manager administration is the reduced risk word guessing or brute-force attacks. Public-key cryptography provid

secure authentication mechanism, making it much more difficult for thorized users to gain access to the system.


stion: 559


is the default value for the Ciphers parameter in the ssh_config file o munication Manager system?


mac-sha2-256,hmac-sha2-512

es128-ctr,aes192-ctr,aes256-ctr,aes128-cbc,aes192-cbc,aes256-cbc cdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hell p-exchange-sha256,diffie-hellman-group14-sha1

ll of the above

Answer: C Expl

pass of

pass es a

more unau


Que


What n a

Com


  1. h

  2. a

  3. e man-

    grou

  4. A


Answer: B


Explanation: The default value for the Ciphers parameter in the ssh_config file on a Communication Manager system is aes128-ctr,aes192-ctr,aes256- ctr,aes128-cbc,aes192-cbc,aes256-cbc, which specifies the preferred SSH cipher algorithms.

Question: 560


Which of the following SIP trunk configuration parameters is used to enable RTCP monitoring for the media traffic?


  1. RTCP Transmission

  2. RTCP Parameters

    TCP Mode


    wer: C


    anation: The RTCP Monitoring parameter in the SIP trunk configurati to enable RTCP (Real-time Transport Control Protocol) monitoring f a traffic over the SIP trunk. RTCP provides feedback on the quality a

    ormance of the media transmission, allowing for better monitoring and bleshooting of the SIP trunk connection.

    RTCP Monitoring

  3. R


Ans


Expl on is

used or the

medi nd

perf trou


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