we have three 7200s that are used as LNS. we have observed that input queue is increasing and also the number of throttles. ip cef is enabled for all three routers. is this okay?
FastEthernet0/1 is up, line protocol is up
Hardware is i82543 (Livengood), address is 000b.60df.f406 (bia 000b.60df.f406)
Internet address is 202.57.124.84/27
MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec,
reliability 255/255, txload 26/255, rxload 25/255
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 01:05:13
Input queue: 6/75/376/18316 (size/max/drops/flushes); Total output drops: 0
Queueing strategy: fifo
Output queue :0/40 (size/max)
5 minute input rate 10015000 bits/sec, 4209 packets/sec
5 minute output rate 10404000 bits/sec, 4412 packets/sec
16524825 packets input, 628602083 bytes
Received 0 broadcasts, 0 runts, 0 giants, 351 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog
0 input packets with dribble condition detected
17319386 packets output, 810962401 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