Specifications

Handset Configuration
Telephony
A31003-M2000-M100-1-76A9, 11/2012
6-32 OpenStage WL 3 / WL 3 Plus, Administration Manual
• G.729
• G.729A
• G.722
3. In the Codec packetization time configuration drop-down list, select
packetization time to use for speech (value between 10 and 60 ms). Default
value is 20 ms.
6.9.4 Offer Secure RTP
When enabled, voice is sent over Secure RTP if the other party also supports
Secure RTP.
SIP Protocol
1. Set parameter VoIP > SIP > SIP Transport to “TLS“.
2. Set parameter VoIP > General > Offer Secure RTP to “Yes“.
3. Select the preferred SRTP encryption by assigning a value to parameter VoIP
> General > Secure RTP Crypto, which appears when enabling Secure RTP.
6.9.5 Internal Call Number Length
Defines the maximum number of digits to be interpreted as an internal call. “0“
means the same number of digits as in the endpoint number.
1. Select VoIP > General.
2. In the Internal call number length field, enter the number of digits.
6.9.6 Emergency Number
This is a phone number for emergency calls. It is always possible to call this
number, regardless of whether phone-lock or key-lock is active or not.
1. Select Device > Call.
2. In the Emergency number field, enter the emergency number.
6.9.7 Voice Mail Number
In some systems it is needed to assign the handset number of the Voice Mail
service.