Re: Etherchannel - NIC Teaming

You will need to have the cisco side configured as channel-group xxx mode active.

Regards,
 Joe Sanchez

On Jan 11, 2012, at 9:06 AM, vignesh sethuraman <sethuvignesh_at_yahoo.co.in> wrote:

> Hello Experts,
>
> I am trying to configure Etherchannel to support NIC teaming.
> The 2 NIC cards of a VMserver is connected to my 6500 switch on port gi7/18
> and 19. I could see port channel is up and it shows Gi7/18 & 19 as it members.
> The ports are also up. But I am unable to have IP connectivity get established
> from VMserver.
>
> I could get the IP connectivity established only when any of
> the Interface Gi7/18 or 19 is made manually down. Could you please anyone help
> me to resolve this. Is this anything related to STP. Please find my
> configuration below.
>
> interface Port-channel1
> switchport
> switchport trunk
> encapsulation dot1q
> switchport mode trunk
> end
> !
> interface range
> GigabitEthernet7/18 - 19
> switchport
> switchport trunk encapsulation dot1q
> switchport mode trunk
> channel-group 1 mode on
> end
>
> ACC2#sh int po1
> Port-channel1 is up, line protocol is up (connected)
> Hardware is
> EtherChannel, address is f866.f279.25c5 (bia f866.f279.25c5)
> MTU 1500 bytes,
> BW 2000000 Kbit, DLY 10 usec,
> reliability 255/255, txload 1/255, rxload
> 1/255
> Encapsulation ARPA, loopback not set
> Keepalive set (10 sec)
>
> Full-duplex, 1000Mb/s, media type is unknown
> input flow-control is off,
> output flow-control is off
> Members in this channel: Gi7/18 Gi7/19
> ARP
> type: ARPA, ARP Timeout 04:00:00
> Last input never, output never, output hang
> never
> Last clearing of "show interface" counters 2d01h
> Input queue:
> 0/2000/0/0 (size/max/drops/flushes); Total output drops: 5430
> Queueing
> strategy: fifo
> Output queue: 0/40 (size/max)
> 5 minute input rate 0
> bits/sec, 0 packets/sec
> 5 minute output rate 255000 bits/sec, 58 packets/sec
> 351472 packets input, 124875728 bytes, 0 no buffer
> Received 12996
> broadcasts (2893 multicasts)
> 0 runts, 0 giants, 0 throttles
> 0 input
> errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
> 0 watchdog, 0 multicast, 0
> pause input
> 0 input packets with dribble condition detected
>
> 127583868 packets output, 83656911250 bytes, 0 underruns
> 0 output errors,
> 0 collisions, 9 interface resets
> 0 babbles, 0 late collision, 0 deferred
> 0 lost carrier, 0 no carrier, 0 PAUSE output
> 0 output buffer
> failures, 0 output buffers swapped out
>
> ACC2#sh int gi7/18
> GigabitEthernet7/18 is up, line protocol is up (connected)
> Hardware is C6k
> 1000Mb 802.3, address is f866.f279.25c5 (bia f866.f279.25c5)
> MTU 1500 bytes,
> BW 1000000 Kbit, DLY 10 usec,
> reliability 255/255, txload 1/255, rxload
> 1/255
> Encapsulation ARPA, loopback not set
> Keepalive set (10 sec)
>
> Full-duplex, 1000Mb/s, media type is 10/100/1000BaseT
> input flow-control is
> off, output flow-control is off
> Clock mode is auto
> ARP type: ARPA, ARP
> Timeout 04:00:00
> Last input 2d04h, output 00:00:21, output hang never
> Last
> clearing of "show interface" counters 2d01h
> Input queue: 0/2000/0/0
> (size/max/drops/flushes); Total output drops: 0
> Queueing strategy: fifo
>
> Output queue: 0/40 (size/max)
> 5 minute input rate 0 bits/sec, 0 packets/sec
> 5 minute output rate 322000 bits/sec, 61 packets/sec
> 14336 packets
> input, 1212877 bytes, 0 no buffer
> Received 8533 broadcasts (1352
> multicasts)
> 0 runts, 0 giants, 0 throttles
> 0 input errors, 0 CRC, 0
> frame, 0 overrun, 0 ignored
> 0 watchdog, 0 multicast, 0 pause input
> 0
> input packets with dribble condition detected
> 101868539 packets output,
> 67581777703 bytes, 0 underruns
> 0 output errors, 0 collisions, 29
> interface resets
> 0 babbles, 0 late collision, 0 deferred
> 0 lost
> carrier, 0 no carrier, 0 PAUSE output
> 0 output buffer failures, 0 output
> buffers swapped out
>
> ACC2#sh int gi7/19
> GigabitEthernet7/19 is up, line
> protocol is up (connected)
> Hardware is C6k 1000Mb 802.3, address is
> f866.f279.25c6 (bia f866.f279.25c6)
> MTU 1500 bytes, BW 1000000 Kbit, DLY 10
> usec,
> reliability 255/255, txload 1/255, rxload 1/255
> Encapsulation
> ARPA, loopback not set
> Keepalive set (10 sec)
> Full-duplex, 1000Mb/s, media
> type is 10/100/1000BaseT
> input flow-control is off, output flow-control is
> off
> Clock mode is auto
> ARP type: ARPA, ARP Timeout 04:00:00
> Last input
> 2d04h, output 00:00:34, output hang never
> Last clearing of "show interface"
> counters 2d01h
> Input queue: 0/2000/0/0 (size/max/drops/flushes); Total
> output drops: 3636
> Queueing strategy: fifo
> Output queue: 0/40 (size/max)
>
> 5 minute input rate 0 bits/sec, 0 packets/sec
> 5 minute output rate 166000
> bits/sec, 57 packets/sec
> 351880 packets input, 124883923 bytes, 0 no
> buffer
> Received 10626 broadcasts (1851 multicasts)
> 0 runts, 0
> giants, 0 throttles
> 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
> 0 watchdog, 0 multicast, 0 pause input
> 0 input packets with dribble
> condition detected
> 87399753 packets output, 54480233175 bytes, 0
> underruns
> 0 output errors, 0 collisions, 38 interface resets
> 0
> babbles, 0 late collision, 0 deferred
> 0 lost carrier, 0 no carrier, 0
> PAUSE output
> 0 output buffer failures, 0 output buffers swapped out
>
> ACC2# sh etherchannel summary | inc Po1
> 1 Po1(SU) -
> Gi7/18(P) Gi7/19(P)
>
> Thanks,
> Vignesh
>
>
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Received on Fri Jan 13 2012 - 07:22:20 ART