enum MtasSipRemoveSupportedHeaderInErrorResponseDT

Numeric Enumeration: 0-1 (0=DONT_REMOVE_SUPPORTED_HEADER, 1=REMOVE_SUPPORTED_HEADER)

References from:
MtasSip;

0
DONT_REMOVE_SUPPORTED_HEADER
The supported header will not be removed from error response (legacy behaviour).
1
REMOVE_SUPPORTED_HEADER
The supported header will be removed from error response (new behaviour).
  enum MtasSipRemoveSupportedHeaderInErrorResponseDT