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View Full Version : CCNP Switching: Lab về FastEtherChannel (rất dài)



dangquangminh
04-03-2004, 10:08 PM
http://www.vnpro.org/forum/download.php?id=490


I. Catalyst 3550-I:

Building configuration...
Current configuration : 1610 bytes
!
version 12.1
no service pad
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname Cat3550
!
!--- A logical port-channel interface is automatically created
!--- when ports are grouped into a channel group.

interface Port-channel 1
switchport mode access
no ip address
snmp trap link-status!

!--- The port is a member of channel group 1.

interface GigabitEthernet0/1
switchport mode access
no ip address
snmp trap link-status
channel-group 1 mode desirable!


!--- The port is a member of channel group 1.

interface GigabitEthernet0/2
switchport mode access
no ip address
snmp trap link-status
channel-group 1 mode desirable!

interface GigabitEthernet0/3
switchport mode access
no ip address
snmp trap link-status
!


!--- Output suppressed.

!--- Interface VLAN1 is required for management purposes.

interface Vlan1
ip address 10.1.1.1 255.255.255.0
!
ip classless
ip http server
!
!
line con 0
transport input none
line vty 5 15
!
end


II. Catalyst 6000

Building configuration...

Current configuration : 5869 bytes
!
version 12.1
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname cat6500
ip subnet-zero

!--- A logical port-channel interface is automatically created
!--- when ports are grouped into a channel group.

interface Port-channel 1
no ip address
switchport
switchport mode access
!
interface FastEthernet3/1
no ip address
switchport
switchport mode access
channel-group 1 mode desirable
!
interface FastEthernet3/2
no ip address
switchport
switchport mode access
!--- The port is a member of channel group 1.
channel-group 1 mode desirable !


!--- Interface VLAN1 is required for management purposes.

interface Vlan1
ip address 10.1.1.2 255.255.255.0
!
ip classless
no ip http server
!
!
!
line con 0
transport input none
line vty 0 4
!
end

III. Kiểm tra kết quả:

Catalyst 3550

Cat3550# 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


Cat3550# 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

Cat3550# 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)

Cat3550# ping 10.1.1.2

Type escape sequence to abort.
Sending 5, 100-byte ICMP Echos to 10.1.1.2, timeout is 2 seconds:
!!!!!
Success rate is 100 percent (5/5), round-trip min/avg/max = 1/1/4 ms