docs: def _get_extensions(self, params):
          """
          Gets what extensions are supported by the remote party.
          """
          for k, v in params:
              if k == SCTP_PRSCTP_SUPPORTED:
                  self._remote_partial_reliability = True
              elif k == SCTP_SUPPORTED_CHUNK_EXT:
                  self._remote_extensions = list(v)