Aastra-telecom 53I User Manual download pdf (Page 37)

Security Features

RN-001029-00, Rev 03, Release 2.1 31

5i Series IP Phone Release Notes

Configuring TLS Using the Aastra Web UI

To configure TLS using the Aastra Web UI, you must enable TLS or Persistent

TLS first. Then you must define the TLS certificate file names that you want the

phone to use. Use the following procedure to configure TLS using the Aastra Web

UI.

Aastra Web UI

1 Click on Advanced Settings->Global SIP->Advanced SIP Settings.

2 In the "Transport Protocol" field, select TLS or Persistent TLS.

Note: If configuring Persistent TLS, you must go to Advanced Settings->Global SIP->Basic Network

Settings and configure the “Outbound Proxy Server” and “Outbound Proxy Port” parameters.

3 Click to save your changes.

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Aastra-telecom 53I User Manual Page 37