cvSIPUriClassCfgHostPattern 1.3.6.1.4.1.9.10.99999999.1.1.2.1.2

A regular expression to match the host portion in a sip: URI. If this object is set to a zero-length string it is not used for matching with the URI. This object cannot be set if cvCommonUriClassCfgURIPattern is also set.