Configuring Sas - AudioCodes Mediant 3000 User Manual

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SIP User's Manual

The call routing rules for SAS in Emergency mode is configured in the 'IP2IP Routing

Table' page (refer to ''SAS Routing Table'' on page 139). This table provides enhanced

call routing capabilities (such as built-in ENUM queries and redundant SAS proxy

server load balancing) for routing received SIP INVITE messages in Emergency mode.

The received INVITE message is routed as depicted in the flow chart below:

Configuring SAS

For configuring the device to operate with SAS, perform the following configurations:

IsProxyUsed = 1

ProxyIP 0 = <SAS agent's IP address, i.e., the device>

ProxyIP 1 = <external Proxy server IP address>

IsRegisterNeeded = 1 (for the device)

RegistrarIP = ' '

SIPDestinationPort = 5080

IsUserPhone = 0 (don't use "user=phone" in SIP URL)

IsUserPhoneInFrom = 0 (don't use "user=phone" in From Header)

IsFallbackUsed = 0

EnableProxyKeepAlive = 1 (enables keep-alive with Proxy using OPTIONS)

EnableSAS = 1

Figure 9-4: SAS Routing in Emergency Mode

9. IP Telephony Capabilities

September 2009