1  1978-07-18 07:53:36.1048576 UI 22! ES-IS, length 65565
	unknown type: 0 (0), v: 1, checksum: 0x00a1 (incorrect should be 0x859d), holding time: 0s, length indicator: 17
	  0x0000:  0200 04ec ff00 0000
    2  1978-07-11 12:03:12.1048576 UI 22! ES-IS, length 262139
	redirect (6), v: 1, checksum: 0x0300 (incorrect should be 0xbce5), holding time: 21480s, length indicator: 17
	  ec.ff00.00
	  SNPA (length: 0): <empty> [|esis]