MG-SIP Page 9 of 75 5/8/2009
23. Alternate routing to PSTN line can be activated in the case of the following connection failure on IP
network.
• Ether cable failure on MG-SIP16’s LAN side (IPX network) connector.
• Network failure between IPX and MG-SIP16.
• MG-SIP16 failure (such as power-off, etc.)
Æ Alternate routing is activated after health check
timeout detection.
• Ether cable failure on MG-SIP16’s WAN side (SIP network) connector
Æ Alternate routing is
activated after health check timeout detection.
• Network failure between MG-SIP16 and carrier’s SIP server
Æ Alternate routing is activated after
originating connection timeout (6 seconds).
• MG-SIP16 receives error response from carrier’s SIP server
Æ Alternate routing is activated after
receiving error response (400, 408, 500, and 503).
• All the available channels are busy or in make-busy state.
4. Specifications
4.1 Hardware Specifications
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