I recently received an email message asking me how to configure the BCM50 for SIP trunking to PSTN providers.

Thankfully Avaya/Nortel has already provided plenty of configuration examples for a number of well-known carriers.

2010-00000227_1.1_BCM50_BCM450_R5_Configuration_Verizon.pdf
NN10000-103_Ver_1.4_Nortel_BCM50_3.0_SIP_Config_Guide.pdf
2009-00002459_1.0_BCM_5.0_Configuration_Guide_Skype_SIP.pdf
2010-00000229_1.0_M50R3_M450R1_Configuration_Guide_For_Bell.pdf
2010-00000219_1.0_Config_Guide_Bell_SIP_Trunking.pdf
2009-00002460_1.1_BCM ConfigurationGuide_PAETEC_SIP_Trunking.pdf

Have a look at the above documents if you are searching for how to configure the BCM50/BCM400 for SIP trunking to a public provider/carrier for PSTN access.

Cheers!

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