Which three statements about blending addressing in ILS/URI dialing are true? (choose three)
A. The destination endpoint must use the directory URI and the directory number for its response
B. The destination endpoint can use either the directory URI or the directory number for its response, both reach the same destination
C. Cisco Unified Communication manager inserts the directory URI and the directory number of the sending party in outgoing SIP invites but not for theresponses to SIP invites
D. Cisco Unified Communication manager inserts the directory URI and the directory number of the sending party in outgoing responses to SIP invites
E. Cisco Unified Communication manager inserts the directory URI of the sending party in outgoing SIP invites
I suspect the actually test is worded differently. But as worded here BDE is correct.
https://www.cisco.com/c/en/us/td/docs/voice_ip_comm/cucm/admin/10_0_1/ccmfeat/CUCM_BK_F3AC1C0F_00_cucm-features-services-guide-100/CUCM_BK_F3AC1C0F_00_cucm-features-services-guide-100_chapter_0110011.pdf