Cisco 350-801 Implementing and Operating Cisco Collaboration Core Technologies (CLCOR) Online Training
Cisco 350-801 Online Training
The questions for 350-801 were last updated at Oct 23,2025.
- Exam Code: 350-801
- Exam Name: Implementing and Operating Cisco Collaboration Core Technologies (CLCOR)
- Certification Provider: Cisco
- Latest update: Oct 23,2025
When setting a new primary DNS server in the Cisco UCM CLI, what is required for the change to take effect?
- A . restart of CallManager service
- B . restart of DirSync service
- C . restart of the network service
- D . restart of TFTP service
When configuring Cisco UCM, which configuration enables phones to automatically reregister to a Cisco UCM publisher when the connection to the subscriber is lost?
- A . SRST
- B . Route Group
- C . Device Pool
- D . Cisco UCM Group
What is the validity period of the ITL Recovery certificate in Cisco UCM?
- A . 1 year
- B . 20 years
- C . 5 years
- D . 10 years
Which service must be enabled when LDAP on Cisco UCM is used?
- A . Cisco Bulk Provisioning Service
- B . Cisco AXL Web Service
- C . Cisco CallManager SNMP Service
- D . Cisco DirSync
On a Cisco Catalyst Switch, which command is required to send CDP packets on a switch port that configures a Cisco IP phone to transmit voice traffic in 802.1Q frames, tagged with the voice VLAN ID 221?
- A . Device(config-if)# switchport trunk allowed vlan 221
- B . Device(config-if)# switchport vlan voice 221
- C . Device(config-if)# switchport voice vlan 221
- D . Device(config-if)# switchport access vlan 221
Which datastore and protocol is used for saving back-up files within the Disaster Recovery System of Cisco UCM?
- A . local disk on the Cisco UCM server
- B . remote disk on the SFTP server
- C . remote disk on a CIFS share
- D . remote disk on an NFS share
Refer to the exhibit.
An administrator is attempting to register a SIP phone to a Cisco UCM but the registration is failing. The IP address of the SIP Phone is 10.117.34.222 and the IP address of the Cisco UCM is 10.0.101.10. Pings from the SIP phone to the Cisco UCM are successful.
What is the cause of this issue and how should it be resolved?
- A . An NTP mismatch is preventing the connection of the TCP session between the SIP phone and the Cisco UCM. The SIP phone and Cisco UCM must be set with identical NTP sources.
- B . The certificates on the SIP phone are not trusted by the Cisco UCM. The SIP phone must generate new certificates.
- C . DNS lookup for the Cisco UCM FQDN is failing. The SIP phone must be reconfigured with the proper DNS server.
- D . A network device is blocking TCP port 5060 from the SIP phone to the Cisco UCM. This device must be reconfigured to allow traffic from the IP phone.
Refer to the exhibit.
A Cisco UCM user with directory number 4401 dials 5507, and the call is routed to a Cisco Unified Border Element.
Which IP address will the call be sent to?
- A . 10.0.0.2
- B . 10.0.0.3
- C . 10.0.0.4
- D . 10.0.0.1
Configuration of DNS is required to achieve a fully functional Cisco UCM system.
Cisco UCM uses DNS to resolve fully qualified domain names to IP addresses for which destinations?
- A . MRA
- B . trunk
- C . AAR
- D . H.323
Refer to the exhibit.
Calls to Cisco Unity Connection are failing across Cisco Unified Border Element when callers try to select a menu prompt.
Why is this happening and how is it fixed?
- A . Cisco Unified Border Element is sending the incorrect media IP address. The IP address of the loopback interface must be advertised in the SDP.
- B . Cisco Unity Connection is configured on G.729 only. Cisco Unity Connection must be reconfigured to support iLBC.
- C . Cisco Unified Border Element is not sending any support for DTMF. DTMF configuration must be added to the appropriate dial peer.
- D . The Cisco Unity Connection Call Handler is configured for a “Release to Switch” transfer type. Transfers must be disabled for the Cisco Unity Connection Call Handler.
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