check the port settings on Switch FastEthernet0/12, they should match what you have on
your fa0,


bosire

Frank wrote:

> i got many following alarm from my terminal,and i run"sh int fa0"and "sh
> run",but i
> got different result about the duplex of int fa0,which one should i believe?
> how can solve the problem?(int fa0 is a port on AS5300)
>
> thanks,
>
> Frank
>
> 08:22:57: %CDP-4-DUPLEX_MISMATCH: duplex mismatch discovered on
> FastEthernet0 (n
> ot full duplex), with Switch FastEthernet0/12 (full duplex)
>
> FastEthernet0 is up, line protocol is up
>   Hardware is DEC21140, address is 0002.fdcd.09c7 (bia 0002.fdcd.09c7)
>   MTU 1500 bytes, BW 100000 Kbit, DLY 100 usec,
>      reliability 255/255, txload 1/255, rxload 1/255
>   Encapsulation ARPA, loopback not set
>   Keepalive set (10 sec)
>   Half-duplex, 100Mb/s, 100BaseTX/FX
>   ARP type: ARPA, ARP Timeout 04:00:00
>   Last input 00:00:02, output 00:00:00, output hang never
>   Last clearing of "show interface" counters never
>
> interface FastEthernet0
>  no ip address
>  duplex full
>  speed auto
>
> _________________________________
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Richard Bosire
Network Engineer  CCNA,CCSE
AfricaOnline (k) Ltd
tel +254-2-243775 fax +254-2-243762
http://www.africaonline.co.ke


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