Aastra 55I IP PHONE - RELEASE 2.0 Installation Guide download pdf (Page 43)

Security Features

RN-001029-00, Rev 03, Release 2.1 37

5i Series IP Phone Release Notes

Configuring SRTP Using the Aastra Web UI

When you configure SRTP using the Aastra Web UI, you must first globally

configure SRTP support for the IP phone. Then, if you wish, you can configure

SRTP support on a per-line basis.

Use the following procedure to configure SRTP using the Aastra Web UI.

Aastra Web UI

Global Configuration

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

2Set the “RTP Encryption” field to one of the following settings:

• SRTP Disabled: IP phone generates and receives nonsecured RTP calls.

• SRTP Preferred: IP phones generates RTP secured calls, and accepts both secured and

non-secured RTP calls.

• SRTP Only: IP phones generates and accepts RTP secured calls only; all other calls are

rejected.

VoIPon www.voipon.co.uk [email protected] Tel: +44 (0)1245 808195 Fax: +44 (0)1245 600030

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Aastra 55I IP PHONE - RELEASE 2.0 Installation Guide Page 43