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During automatic switchboard configuration on a U1900 series unified gateway, if the intra-office short number consists of five digits, the administrator needs to configure an extension number that contains at most four digits to prevent toll fraud.
In a multi-node centralized call management network, if an AR router is configured as the local node, the configuration on the AR does not include ().
In the eSpace UC solution, which of the following components need to connect to U1900 series unified gateways? (Multiple Choice)
In the eSpace UC solution, the eSpace Audio Recorder joins an ongoing two-party call to establish a three-party conference.
In a multi-node centralized network, there is a central node with a U1981 deployed, and two branch nodes, one with a U1911 and the other with a U1960. After a call from SIP user A under U1911 to SIP user B under U1960 is connected, the path along which the RTP streams are transmitted is ().
A UC account is added on the BMU, and UC services are disabled and a service number is bound to this account. About this account, which of the following statements are CORRECT? (Multiple Choice)
During the switchover between the active node and the standby node in the remote disaster recovery scenario, ongoing voice conferences will be interrupted.
A U1900 series unified gateway is connected to the PSTN through a trunk. The default outgoing call permission of the trunk is LOCAL.
Which of the following statements are CORRECT as regard to UC multimedia conferencing functions?
(Multiple Choice)
About the user configuration in a multi-node centralized network, which of the following statements are CORRECT? (Multiple Choice)
The AR router on a branch node is in local regeneration state. When user A on the PSTN dials the long number of user B on the AR router, the call connection fails. Which of the following measures can be used to troubleshoot the fault? (Multiple Choice)
Which of the following statements is CORRECT about the local regeneration configuration on a U1900 local gateway?
Which of the following are typical IP telephony (IFT) multi-node networks? (Multiple Choice)
In a local regeneration scenario, some IP phones in an office of an enterprise branch can successfully register with the AR router in the branch. However, in the case that the configurations and licenses are correct, conference calls cannot be initiated between the IP phones. If the preceding problem is caused by a damaged hardware, which of the following damaged hardware may result in the problem?
You can collect logs on eSpace clients, including log files generated during client operation and system information.
About the console service, which of the following statements are CORRECT? (Multiple Choice)
An enterprise has two U1981s working in active/standby mode for discover recovery, and the
following commands are executed on the standby device:
config modify switch waittime 10
startautoswitch time <02:00:00>
One morning, the active device was faulty at 09:00, and recovered at 10:00. At this time, ().
(Multiple Choice)
IP phone user A and IP phone user B register with the same AR router, The AR router does not connect to the PSTN. After A successfully calls B, A can properly talk with B. The call is an () call.
An enterprise has two U1981s working in active/standby mode for discover recovery, and the config modify switch waittime 10 command is executed on the standby device. One morning, the active device was faulty at 09:00, and recovered at 09:05. At this time, ().
What is the function of the SIP server in the eSpace Audio Recorder solution?
About the multimedia conference service, which of the following statements are CORRECT? (Multiple Choice)
Which of the following statements are CORRECT about the BMU? (Multiple Choice)
In the local two-node cluster redundancy scenario, when the U1900 series unified gateway on the active node is faulty, service servers need to be manually connected to the unified gateway on the standby node.
The administrator can set different user levels for accessing the corporate directory. Lower-level users cannot query information about higher-level users in the corporate directory.
TESTED 22 Sep 2025