Cisco
Cisco IP Phone 8811 - VoIP Phone - SIP, RTCP, RTP, SRTP, SDP - 5 Lines
The Cisco IP Phone 8811 is a powerful VoIP phone designed for enterprise use. It offers 5 lines, supports various communication protocols like SIP, RTCP, RTP, SRTP, and SDP, ensuring reliable and secure calls.
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Updated on May 18, 2026
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