After you install the Cisco Jabber client, it fails to register with the Cisco Unified Communications Manager server.
Which two actions can you take to troubleshoot the problem? (Choose two.)
A . Verify that the DNS SRV record is correctly configured.
B . Verify that the LMHOST file is installed on the P
D . Verify that the corporate firewall allows connections to and from the Jabber client.
E . Reboot the Cisco Unified Border Element Gateway.
F . Verify Layer 3 connectivity on the gateway.
Answer: AC