AudioCodes Mediant Series Configuration Note

Microsoft Office 365 Exchange UM with Legacy PBX
AudioCodes Mediant Gateway 28 Document #: LTRT-40512
4.7 Configure Media Security
The procedure below describes how to configure Media Security. This configuration forces
the gateway to reject calls when the SIP peer does not use SRTP. Exchange Online UM
requires that all (audio) media be secured with the SRTP protocol.
 To configure media security:
1. Open the Media Security page (Configuration tab > VoIP menu > Media > Media
Security).
2. Set the 'Media Security' field to Enable.
3. Set the 'Media Security Behavior' field to Mandatory.
4. Set the 'Master Key Identifier (MKI) Size' field to "4".
Figure 4-8: Media Security Configuration
5. Click Submit.

AudioCodes Mediant Series Specifications

General

Model	Mediant Series
Category	Gateway
VoIP Protocols	SIP, H.323, MGCP
Interfaces	E1/T1, BRI
Network Interfaces	10/100/1000 Ethernet
Security	TLS
Management	Web, CLI, SNMP
Codecs	G.711, G.723, G.726, G.729, iLBC, Opus
Operating Temperature	0°C to 40°C
Storage Temperature	70°C
Ports	Varies by model (FXS, FXO, BRI, E1/T1, Ethernet)