If you do a show int on an ethernet interface and there's nothing indicating
the duplex, then it's half..... otherwise it would explicitly state
full-duplex
Mike W.
"Vlade" wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> It is an ethernet. Here is the show int output:
> I don't see anything indicating the duplex or half duplex.
>
> Cisco-4700#sh int eth1
> Ethernet1 is up, line protocol is up
> Hardware is Am79c970, address is 0060.471f.8b3b (bia 0060.471f.8b3b)
> Description: To Internal Ethernet
> Internet address is 63.109.136.65/28
> MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec, rely 255/255, load 8/255
> Encapsulation ARPA, loopback not set, keepalive set (10 sec)
> 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 17w6d
> Queueing strategy: fifo
> Output queue 0/150, 0 drops; input queue 0/150, 619 drops
> 5 minute input rate 125000 bits/sec, 69 packets/sec
> 5 minute output rate 340000 bits/sec, 77 packets/sec
> 622847166 packets input, 2416393310 bytes, 0 no buffer
> Received 16924 broadcasts, 0 runts, 0 giants
> 1 input errors, 1 CRC, 1 frame, 0 overrun, 0 ignored, 0 abort
> 0 input packets with dribble condition detected
> 734906950 packets output, 2580891812 bytes, 0 underruns
> 47 output errors, 4136024 collisions, 0 interface resets
> 0 babbles, 0 late collision, 7288239 deferred
> 47 lost carrier, 0 no carrier
> 0 output buffer failures, 0 output buffers swapped out
> Cisco-4700#
>
> ""John Neiberger"" wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > What type of interface are you talking about?
> >
> > Serial interfaces are full duplex, ethernet are either half or full but
> > the show interface output will indicate the current mode.
> >
> > >>> "Vlade" 6/14/01 10:35:02 AM >>>
> > Is there a way to check if an interface on a router is running at full
> > or
> > half duplex? Show int shows the bandwidth but not the mode. Thanks.
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