Configure Coder; Secure Rtp - Avaya IPBS1 Installation And Operation Manual

Note: When using IPBL and the early encryption feature is enabled: The RFPs will startup only if they
support this feature.
4. To view a list of DECT handsets where early encryption is in use: Select Users > Users
and then click "Show". Those DECT handsets where early encryption is in use is indicated
with a dot in the column EE (Early Encryption).

Configure Coder

Select the preferred coder, and enter the desired frame length. If exclusive is selected for the
coder the IPBS/IPBL is forced to use that coder. With Silence Compression enabled no
information is sent during pauses in the conversation, this is used to save bandwidth.
Note: When exclusive is enabled for a coder it might be impossible to make calls outside the IP-DECT
system.
1. Select DECT > System.
2. Note: To access the System tab, the Master mode has to be activated, see
Mode
3. Choose the applicable coder in the Coder drop-down list.
4. Enter the sample time in milliseconds in the Frame text field.
5. Choose Exclusive enabled or disabled by selecting/clearing the Exclusive check box.
6. Choose Silence Compression enabled or disabled by selecting/clearing the SC check box.
7. Click "OK".

Secure RTP

This option makes it possible to encrypt media streams. The encryption is activated if the SRTP
is also enabled in the IP-PBX.
1. Select DECT > System.
Note: To access the System tab, the Master mode has to be activated, see
2. To enable SRTP: Select in the Secure RTP drop-down list a cryptographic suite. The
numbers in the list refer to key-length/sha1 hash-length.
3. To disable SRTP: Select in the Secure RTP drop-down list the empty row at top.
4. Click "OK".
5. Select DECT > Trunks.
6. In the Password text field, enter the same SRTP password as in the IP-PBX.
7. Click "OK".
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Avaya 374x DECT Telephones - User Guide
on page 103.
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Select Mode on page 103.
02/2016