Switching Lab 12 : Etherchannel Mode on

 LAB 12

Dengan etherchannel ketiga link tersebut akan dibundle menjadi satu, sehingga bandwidthnya juga menjadi tiga kalinya. Berikut konfigurasinya.

SW1

SW1(config)#interface range e0/0-2 
SW1(config-if-range)#channel-group 1 mode on 

Creating a port-channel interface Port-channel 1

SW1(config)#interface port-channel 1 
SW1(config-if)#switchport trunk encapsulation dot1q 
SW1(config-if)#switchport mode trunk 

SW1(config-if)#ex 

SW2

SW2(config-if)#switchport mode trunk 

SW2(config-if)#exit 

Verifikasi 

SW1

SW1#show etherchannel summary 
Flags: D - down P - bundled in port-channel 
 I - stand-alone s - suspended 
 H - Hot-standby (LACP only) 
 R - Layer3 S - Layer2 
 U - in use N - not in use, no aggregation 
 f - failed to allocate aggregator 
 M - not in use, minimum links not met 
 m - not in use, port not aggregated due to minimum links not met 
 u - unsuitable for bundling 
 w - waiting to be aggregated 
 d - default port 
 A - formed by Auto LAG 
Number of channel-groups in use: 1 Number of aggregators: 1 
Group Port-channel Protocol Ports 
------+-------------+-----------+------------------------------------------- 

1 Po1(SU) Et0/0(P) Et0/1(P) Et0/2(P)

SW1#show interfaces port-channel 1 
switchport Name: Po1 
Switchport: Enabled 
Administrative Mode: trunk 
Operational Mode: trunk 
Administrative Trunking Encapsulation: dot1q 
Operational Trunking Encapsulation: dot1q 
Negotiation of Trunking: On 
Access Mode VLAN: 1 (default) 

Trunking Native Mode VLAN: 1 (default) 

SW1#show spanning-tree 
VLAN0001 
Spanning tree enabled protocol ieee 
Root ID Priority 32769 
 Address aabb.cc00.0100 
 This bridge is the root 
 Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec 
Bridge ID Priority 32769 (priority 32768 sys-id-ext 1) 
 Address aabb.cc00.0100 
 Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec 
 Aging Time 300 sec 
Interface Role Sts Cost Prio.Nbr Type
 ------------------- ---- --- --------- -------- ---------------------------- ---- 

Po1 Desg FWD 47 128.65 P2p