Appendix A

Disconnection Causes

If a participant was unable to connect to a conference or was disconnected from a conference, the Connection Status tab in the Participant Properties dialog box indicates the call disconnection cause. In some cases, a possible solution may be displayed.

A video participant who is unable to connect the video channels, but is able to connect as an audio only participant, is referred to as a Secondary participant. For Secondary participants, the Connection Status tab in the Participant Properties dialog box indicates the video disconnection cause. In some cases, a possible solution may be indicated.

The table below lists the call disconnection causes that can be displayed in the Call Disconnection Cause field and provides an explanation of each message

IP Disconnection Causes

Table A-1Call Disconnection Causes

Disconnection Cause

Description

 

 

Disconnected by User

The user disconnected the endpoint from the

 

conference.

 

 

Remote device did not open the

The endpoint did not open the encryption signaling

encryption signaling channel

channel.

 

 

Remote devices selected encryption

The encryption algorithm selected by the endpoint does

algorithm does not match the local

not match the MCU's encryption algorithm.

selected encryption algorithm

 

 

 

Resources deficiency

Insufficient resources available.

 

 

Call close. Call closed by MCU

The MCU disconnected the call.

 

 

H323 call close. No port left for audio

Insufficient audio ports.

 

 

H323 call close. No port left for video

The required video ports exceed the number of ports

 

allocated to video in fixed ports.

 

 

H323 call close. No port left for FECC

The required data ports exceed the number of ports

 

allocated to data in fixed ports.

 

 

H323 call close. No control port left

The required control ports exceed the number of ports

 

allocated to control data in fixed ports.

 

 

H323 call close. No port left for videocont

The required video content ports exceed the number of

 

ports allocated to video content in fixed ports.

 

 

Polycom, Inc.

A-1

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Polycom DOC2702A, RMX 1500 manual Table A-1Call Disconnection Causes, Disconnection Cause Description
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DOC2702A, RMX 1500 specifications

The Polycom RMX 1500, also known by its model number DOC2702A, is a significant player in the realm of video conferencing technology. Designed to enhance collaboration across various platforms, this versatile solution caters to the communication needs of medium to large enterprises, providing high-quality video, voice, and content sharing experiences.

One of the primary features of the RMX 1500 is its unparalleled scalability. The system supports up to 150 simultaneous video endpoints, allowing organizations to expand their video conferencing capabilities as needed. This flexibility makes it an ideal solution for growing businesses that require robust communication tools. The RMX 1500 can also handle a variety of video resolutions, from standard definition to HD, ensuring that users can enjoy clear and crisp visuals during their meetings.

The Polycom RMX 1500 utilizes advanced technologies such as the Polycom RealPresence technology, which significantly enhances video quality and reliability. This technology incorporates features like Adaptive Bandwidth Management, which optimizes video streams based on available bandwidth, thus ensuring a seamless experience even in less-than-ideal network conditions. This ensures that users can engage in meetings without interruptions or quality degradation, regardless of their location.

Another notable characteristic of the RMX 1500 is its robust interoperability with a wide range of video conferencing systems and protocols. This means that businesses can easily connect with partners, clients, and colleagues using different systems, reducing the barriers to effective communication. The RMX 1500 supports various codecs and standards, including H.323 and SIP, making it a versatile choice for organizations that work with multiple platforms.

Furthermore, the RMX 1500 is equipped with tools for content sharing, allowing participants to share presentations, documents, and other materials during meetings. This promotes interactive discussions and enhances collaboration among team members. In addition, the system features an intuitive user interface, making it easy for users to schedule meetings, manage participants, and control audio and video settings.

The product also places a strong emphasis on security, providing encryption options for video and audio streams to protect sensitive information shared during conferences. This commitment to security is essential for organizations that need to meet compliance standards and safeguard intellectual property.

In summary, the Polycom RMX 1500 (DOC2702A) is a powerful video conferencing solution that combines flexibility, scalability, and high-quality performance. With its advanced technologies, interoperability, content sharing capabilities, and emphasis on security, it serves as an invaluable tool for enhancing communication and collaboration in today’s fast-paced business environment.
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