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Switch to Switch use etherchannel

Dear All Expert,

Right now i had Cisco switch Ws-3560G 2 units.so i would like to connect switch to switch and use protocol Etherchannel , could you help me to advice me ?

Best Regards,

Rechard

3 REPLIES
Hall of Fame Super Bronze

Re: Switch to Switch use etherchannel

Community Member

Re: Switch to Switch use etherchannel

| | | |

| | | |

| |Gig0/1 Gig0/1| | |

| |-----------------------| |

| | | |

| S1 | | S2 |

| | | |

| |-----------------------| |

| |Gig0/1 Gig0/2| | |

| | | |

| | | |

--------Configuration-----------------------

P1S1(config)#interface range GigabitEthernet 0/1 - 02

P1S1(config)#channel-group 1 mode desirable

P2S1(config)#interface range GigabitEthernet 0/1 - 02

P2S1(config)#channel-group 1 mode desirable

---------

In order to verify the port channel

#show interfaces port-channel channel-group-number

#show etherchannel channel-group-number summary

In order to check the STP status

#show spanning-tree vlan vlan-number detail

-----------------------------------------

Sample output

---------------------------------------

S1# show interface port-channel 1

Port-channel1 is up, line protocol is up

Hardware is EtherChannel, address is 0002.4b28.db02 (bia 0002.4b28.db02)

MTU 1500 bytes, BW 200000 Kbit, DLY 1000 usec,

reliability 255/255, txload 1/255, rxload 1/255

Encapsulation ARPA, loopback not set

Keepalive set (10 sec)

Full-duplex, 100Mb/s

input flow-control is off, output flow-control is off

Members in this channel: Gi0/1 Gi0/2

ARP type: ARPA, ARP Timeout 04:00:00

Last input 00:03:27, output 00:00:00, output hang never

Last clearing of "show interface" counters never

Queueing strategy: fifo

Output queue 0/40, 0 drops; input queue 0/75, 0 drops

5 minute input rate 0 bits/sec, 0 packets/sec

5 minute output rate 0 bits/sec, 0 packets/sec

26 packets input, 5344 bytes, 0 no buffer

Received 17 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

59 packets output, 5050 bytes, 0 underruns

0 output errors, 0 collisions, 2 interface resets

0 babbles, 0 late collision, 0 deferred

0 lost carrier, 0 no carrier

0 output buffer failures, 0 output buffers swapped out

S1# show spanning-tree vlan 1 detail

VLAN1 is executing the ieee compatible Spanning Tree protocol

Bridge Identifier has priority 32768, address 0002.4b28.db01

Configured hello time 2, max age 20, forward delay 15

We are the root of the spanning tree

Topology change flag not set, detected flag not set

Number of topology changes 1 last change occurred 00:00:38 ago

from Port-channel1

Times: hold 1, topology change 35, notification 2

hello 2, max age 20, forward delay 15

Timers: hello 0, topology change 0, notification 0, aging 0

Port 65 (Port-channel1) of VLAN1 is forwarding

Port path cost 12, Port priority 128, Port Identifier 128.65.

Designated root has priority 32768, address 0002.4b28.db01

Designated bridge has priority 32768, address 0002.4b28.db01

Designated port id is 128.65, designated path cost 0

Timers: message age 0, forward delay 0, hold 0

Number of transitions to forwarding state: 1

BPDU: sent 34, received 0

S1# show etherchannel 1 summary

Flags: D - down P - in port-channel

I - stand-alone s - suspended

R - Layer3 S - Layer2

U - port-channel in use

Group Port-channel Ports

-----+------------+-----------------------------------------------------------

1 Po1(SU) Gi0/1(P) Gi0/2(P)

Community Member

Re: Switch to Switch use etherchannel

I am sorry that diagram is not comming in a proper format but any way i hope you must have got the idea.

let me know if you have any queries.(please rate the artical if it helped you)

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