What two are features of the Cisco Unified CallManager Express QCT?（）A、autodetection of Cisco router components B、automatic download of system parameters from central site C、standards-based autoconfiguration using SIP and SCCP D、support for barcode-scanne
题目
What two are features of the Cisco Unified CallManager Express QCT?（）
- A、autodetection of Cisco router components
- B、automatic download of system parameters from central site
- C、standards-based autoconfiguration using SIP and SCCP
- D、support for barcode-scanned input of IP-phone MAC addresses and phone types
- E、automatic identification of phone types and MAC addresses upon booting the Cisco Unified CallManager Express router