Câu 16: 300-080: Troubleshooting Cisco IP Telephony and Video (CTCOLLAB)
During a business-to-business video call through the Cisco Expressway solution, the internal endpoint can call out to the remote endpoint on the Internet, but it does not receive audio or video. The remote endpoint receives both audio and video. What is causing the issue?
Nội dung câu hỏi
During a business-to-business video call through the Cisco Expressway solution, the internal endpoint can call out to the remote endpoint on the Internet, but it does not receive audio or video. The remote endpoint receives both audio and video. What is causing the issue?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. The Cisco Expressway does not have a Rich Media Session license.
- B. The firewall is blocking SIP signaling.
- C. The Cisco Unified Communications Manager is not configured for business-to-business calling.
- D. The firewall is blocking inbound RTP ports. — đáp án hiện tại
- E. The Advanced Networking option is not installed on the Expressway Edge.
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