Switching Lab 13 : Etherchannel PagP

 LAB 13

Untuk lab ini menggunakan Pagp Etherchannel, PagP ini etherchannel milik cisco jadi di vendor lain tidak ada. Mode yang bisa digunakan untuk membentuk etherchannel PagP ada 2 yaitu : 

- Desirable 

- Auto 

Berikut tabel yang bisa dilihat untuk membantu memahami lab ini.

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

 Creating a port-channel interface Port-channel 1 

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

SW1(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) PAgP Et0/0(P) Et0/1(P) Et0/2(P) 

SW1#show interface trunk 

Port Mode Encapsulation Status Native vlan Po1 

on..................................................... 802.1q trunking 1 

Port Vlans allowed on trunk Po1 1-4094 

Port Vlans allowed and active in management 

domain Po1 1 

Port Vlans in spanning tree forwarding state and not pruned 

Po1 1 

SW1#show spanning-tree vlan 1 
 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