AHC-194Wash-Core-RTR#config term
Enter configuration commands, one per line.  End with CNTL/Z.
AHC-194Wash-Core-RTR(config)#int FastEthernet8/0/0
AHC-194Wash-Core-RTR(config-if)#ip route-cache flow
AHC-194Wash-Core-RTR(config-if)#end
AHC-194Wash-Core-RTR#

AHC-194Wash-Core-RTR(config-if)#ip route-cache flow
AHC-194Wash-Core-RTR(config-if)#end
AHC-194Wash-Core-RTR#show int FastEthernet8/0/0
FastEthernet8/0/0 is up, line protocol is up
  Hardware is cyBus FastEthernet Interface, address is 0090.5f69.d900 (bia 0090.
5f69.d900)
  Description: SSR-Switch
  Internet address is 69.89.225.9/30
  MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec,
     reliability 255/255, txload 32/255, rxload 133/255
  Encapsulation ARPA, loopback not set
  Keepalive set (10 sec)
  Full-duplex, 100Mb/s, 100BaseTX/FX
  ARP type: ARPA, ARP Timeout 04:00:00
  Last input 00:00:00, output 00:00:00, output hang never
  Last clearing of "show interface" counters 1w5d
  Input queue: 0/75/2024/344 (size/max/drops/flushes); Total output drops: 12252

  Queueing strategy: fifo
  Output queue: 0/40 (size/max)
  5 minute input rate 52270000 bits/sec, 6558 packets/sec
  5 minute output rate 12550000 bits/sec, 5575 packets/sec
     4510786460 packets input, 4286067760196 bytes, 0 no buffer
     Received 0 broadcasts (0 IP multicast)
     0 runts, 0 giants, 384 throttles
     0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
     0 watchdog
     0 input packets with dribble condition detected
     3912267326 packets output, 1023484607037 bytes, 0 underruns
     0 output errors, 0 collisions, 0 interface resets
     0 babbles, 0 late collision, 0 deferred
     0 lost carrier, 0 no carrier
     0 output buffer failures, 0 output buffers swapped out
AHC-194Wash-Core-RTR#

!
interface FastEthernet8/0/0
 description SSR-Switch
 ip address 69.89.225.9 255.255.255.252
 ip access-group 102 out
 ip flow ingress
 ip load-sharing per-packet
 full-duplex
!

*same thing with or without ip flow ingress, i issue ip route-cache flow, and doesn't show up in config