Fixes #49 - SIP OPTION messages will be handled by only replying to them is the source ip address is a defined carrier or pbx/endpoint
Fixes #49 - SIP OPTION messages will be handled by only replying to them is the source ip address is a defined carrier or pbx/endpoint

dOpensource/dsiprouter,dOpensource/dsiprouter,dOpensource/dsiprouter,khorsmann/dsiprouter,dOpensource/dsiprouter,khorsmann/dsiprouter,khorsmann/dsiprouter,khorsmann/dsiprouter,dOpensource/dsiprouter