Figure 5-32: Reasons For Alternative Routing - AudioCodes Mediant 800 Configuration Manual

To define SIP Reason for Alternative Routing:
1. Open the 'Reasons for Alternative Routing' page (Configuration tab > VoIP menu
> GW and IP to IP > Routing submenu > Alternative Routing Reasons).
2. Under the Tel to IP Reasons group, for Reason 1, select '503'.
3. Click Submit.
4. Open the 'Proxy & Registration' page (Configuration > VoIP > SIP Definitions >
Proxy & Registration) and configure the 'Redundant Routing Mode' parameter
to 'Proxy' as shown below in
Set table for the next available route. This redundant route is configured in the
next step (on Proxy Set ID 2, see
5. Open the 'Proxy Sets Table' page (Configuration tab > VoIP menu > Control
Network > Proxy Sets Table). Configure the Proxy Set for the Lync Mediation
Server:
From the 'Proxy Set ID' drop-down list, select "2".
a.
b.
6. Click Submit.
PAETEC and Microsoft Lync Integration
Figure 5-32: Reasons for Alternative Routing Page
In the 'Proxy Address' column, enter a second IP address or the FQDN and
the listening port of the secondary Lync Mediation Server.
From the 'Is Proxy Hot Swap' drop-down list, select "Yes".
Mediant 800/1000/3000 E-SBC
Figure 5-33. This will allow entry back into the Proxy
Figure 5-34 below).
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Document #: LTRT-33420