what causes output errors on a ethernet 10 megabit interface it is running 1/2 duplex to a 3com switch. Please see description below
Ethernet0 is up, line protocol is up
Hardware is PQUICC Ethernet, address is 0004.dd0c.d50a (bia 0004.dd0c.d50a)
Description: To 3com switch
Internet address is 66.213.136.1/25
MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec,
reliability 252/255, txload 7/255, rxload 22/255
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Half-duplex, 10BaseT
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 11:13:32
Queueing strategy: fifo
Output queue 0/40, 0 drops; input queue 0/75, 0 drops
5 minute input rate 886000 bits/sec, 192 packets/sec
5 minute output rate 300000 bits/sec, 102 packets/sec
4111288 packets input, 2778687836 bytes, 0 no buffer
Received 9941 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 input packets with dribble condition detected
3644676 packets output, 1303203103 bytes, 0 underruns
155222 output errors, 249065 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
