# File lib/amq/protocol/client.rb, line 661
        def self.encode(channel, active)
          buffer = ""
          buffer << @packed_indexes
          bit_buffer = 0
          bit_buffer = bit_buffer | (1 << 0) if active
          buffer << [bit_buffer].pack(PACK_CHAR)
          MethodFrame.new(buffer, channel)
        end