LAB: EtherChannel over 802.1q Tunneling

R1:
interface FastEthernet0/0
ip address 155.1.146.1 255.255.255.0

R4:
interface FastEthernet0/1
ip address 155.1.146.4 255.255.255.0

SW1:
vlan 146
!
interface FastEthernet0/1
switchport access vlan 146
!
interface FastEthernet0/13
switchport trunk encapsulation dot1q
switchport mode trunk
channel-group 14 mode desirable
!
interface FastEthernet0/14
switchport trunk encapsulation dot1q
switchport mode trunk
channel-group 14 mode desirable
!
interface FastEthernet0/15
switchport trunk encapsulation dot1q
switchport mode trunk
channel-group 14 mode desirable

SW2:

vlan 100,200,300
!
interface FastEthernet0/13
switchport access vlan 100
switchport mode dot1q-tunnel
l2protocol-tunnel cdp
l2protocol-tunnel stp
l2protocol-tunnel point-to-point pagp
!
interface FastEthernet0/14
switchport access vlan 200
switchport mode dot1q-tunnel
l2protocol-tunnel cdp
l2protocol-tunnel stp
l2protocol-tunnel point-to-point pagp
!
interface FastEthernet0/15
switchport access vlan 300
switchport mode dot1q-tunnel
l2protocol-tunnel cdp
l2protocol-tunnel stp
l2protocol-tunnel point-to-point pagp
!
interface FastEthernet0/16
switchport trunk encapsulation dot1q
switchport mode trunk


metro VLAN tags of 100, 200, and 300

SW3:

vlan 100,200,300
!
interface FastEthernet0/16
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface FastEthernet0/19
switchport access vlan 100
switchport trunk encapsulation dot1q
switchport mode dot1q-tunnel
l2protocol-tunnel cdp
l2protocol-tunnel stp
l2protocol-tunnel point-to-point pagp
!
interface FastEthernet0/20
switchport access vlan 200
switchport mode dot1q-tunnel
l2protocol-tunnel cdp
l2protocol-tunnel stp
l2protocol-tunnel point-to-point pagp
!
interface FastEthernet0/21
switchport access vlan 300
switchport mode dot1q-tunnel
l2protocol-tunnel cdp
l2protocol-tunnel stp
l2protocol-tunnel point-to-point pagp

SW4:

vlan 146
!
interface FastEthernet0/4
switchport access vlan 146
!
interface FastEthernet0/19
switchport trunk encapsulation dot1q
switchport mode trunk
channel-group 14 mode auto
!
interface FastEthernet0/20
switchport trunk encapsulation dot1q
switchport mode trunk
channel-group 14 mode auto
!
interface FastEthernet0/21
switchport trunk encapsulation dot1q
switchport mode trunk
channel-group 14 mode auto


VERIFICATION:

Rack1SW1#show cdp neighbor
Capability Codes: R - Router, T - Trans Bridge, B - Source Route Bridge
S - Switch, H - Host, I - IGMP, r - Repeater, P - Phone
Device ID Local Intrfce Holdtme Capability Platform Port ID
Rack1SW4 Fas 0/15 153 S I WS-C3550-2Fas 0/21
Rack1SW4 Fas 0/14 153 S I WS-C3550-2Fas 0/20
Rack1SW4 Fas 0/13 153 S I WS-C3550-2Fas 0/19
Rack1R1 Fas 0/1 131 R S I 2610XM Fas 0/0
Rack1R3 Fas 0/3 128 R S I 2611XM Fas 0/0
Rack1R5 Fas 0/5 124 R S I 2611XM Fas 0/0