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Cisco COM9-RJ45-COM25

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Cisco support for Hubs and Switchs management console connector COM9F and COM25F with RJ-45 connector. Maybe you need make your own cable.

   COM9F              RJ-45	                      COM25F
+-----------+   +8-7-6-5-4-3-2-1+    +----------------------------------------+
 \5 4 3 2 1/    | Front view to |     \13 12 11 10 09 08 07 06 05 04 03 02 01/
  \9 8 7 6/     |    male con.  |      \25 24 23 22 21 20 19 18 19 16 15 14 /
   +-----+      +-----+  +------+       +----------------------------------+
                      +--+

Sort by RJ45

      8       -        1        -        5   CTS
      6       -        2        -        6   DSR
      2       -        3        -        3   RxD
      5       -        4        -        7   GND
      5       -        5        -        7   GND
      3       -        6        -        2   TxD
      4       -        7        -        20  DTR
      7       -        8        -        4   RTS
      
Sort by COM9

      2       -        3        -        3   RxD
      3       -        6        -        2   TxD
      4       -        7        -        20  DTR
      5       -        4        -        7   GND
      5       -        5        -        7   GND
      6       -        2        -        6   DSR
      7       -        8        -        4   RTS
      8       -        1        -        5   CTS
      
Sort by COM25

      3       -        6        -        2   TxD
      2       -        3        -        3   RxD
      7       -        8        -        4   RTS
      8       -        1        -        5   CTS
      6       -        2        -        6   DSR
      5       -        4        -        7   GND
      5       -        5        -        7   GND
      4       -        7        -        20  DTR