Câu 74: 400-051: CCIE Collaboration Written

What does a period accomplish when it is used in a SIP Dial Rule pattern that is associated with a Cisco 9971 IP Phone that is registered to Cisco UnifiedCommunications Manager?

1. A. It matches any single digit from 0 to 9.
2. B. It matches one or more digits from 0 to 9.
3. C. It is a delimiter and has no significant dialing impact.
4. D. It matches any single digit from 0 to 9, or the asterisk (*) or pound (#) symbols. — đáp án hiện tại
5. E. It matches one or more digits from 0 to 9, or the asterisk (*) or pound (#) symbols.