policy-map Optional
  class FTP
   bandwidth remaining percent 25
  class Telnet
   bandwidth remaining percent 25
  class SQL
   priority 56 128
  class class-default
   fair-queue 512


*********************************
before
*********************************

    Class-map: class-default (match-any)
      689 packets, 70329 bytes
      5 minute offered rate 0 bps, drop rate 0 bps
      Match: any
      Queueing
        Flow Based Fair Queueing
        Maximum Number of Hashed Queues 256
        (total queued/total drops/no-buffer drops) 0/0/0


*********************************
after
*********************************

   Class-map: class-default (match-any)
      765 packets, 77999 bytes
      5 minute offered rate 0 bps, drop rate 0 bps
      Match: any
      Queueing
        Flow Based Fair Queueing
        Maximum Number of Hashed Queues 512
        (total queued/total drops/no-buffer drops) 0/0/0