Q3: How Do I Make A Three-Way Conference Call (Using Flash Hook Only); Q4: Does Mp-20X Support Sip Proxy Redundancy; Figure 19: Configuring Sip Proxy Redundancy In The Web Interface - AudioCodes MP-20 Series Frequently Asked Questions Manual

Q3: How do I make a three-way conference call (using Flash Hook Only)?
A:
To make a 3-way conference call:
1. Make a call to A, and then press the flash hook button.
2. Make a call to B, and then press the flash hook button again.
Flash Hook Only is configured in the Web interface's 'Dialing' screen (Voice Over IP menu >
Dialing tab. Under the Key Sequence group, configure the flash hook sequence method.
Q4: Does MP-20x support SIP proxy redundancy?
A: Yes.
To configure SIP proxy redundancy:
1. Logon to the Web interface.
2. Open the 'Signaling Protocol' screen (Voice Over IP menu > Signaling Protocol tab).
3. Under the SIP Proxy and Registrar group, select the 'Use Redundant Proxy' check box,
and then configure the redundant proxy parameters.

Figure 19: Configuring SIP Proxy Redundancy in the Web Interface

For additional information, refer to LTRT-58301 MP-20x Redundant Proxy Application Note
Ver. 2.6.2.
AudioCodes Customer Support
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