White Paper Issue: October 2006 Integration of BX600 SB9 Switches in Cisco Networks Page 10 / 47
switchport allowed vlan 1,10,20
!
interface range GigabitEthernet0/1 - 2
! the native vlan 1 is default and normally not displayed in configuration
switchport trunk native vlan 1
switchport trunk allowed vlan 1,10,20
switchport trunk encapsulation dot1q
switchport mode trunk
channel-group 6 mode on
!
Step 4: Verify the VLAN trunk
! SB9
(bx6-sb9-a) #show vlan
VLAN ID VLAN Name VLAN Type Interface(s)
------- ----------------------------- ---------- -------------------------
1 Default Default 0/4,0/5,0/6,0/7,0/8,0/9,
0/10,0/11,0/12,0/13,0/15,0/16,
1/1,1/2
10 VLAN-10 Static 0/1,0/11,0/12,0/13,0/14,0/15,
0/16,1/1,1/2
20 VLAN-20 Static 0/2,0/11,0/12,0/13,0/14,0/15,
0/16,1/1,1/2
(bx6-sb9-a) #show interface switchport 1/1
Port Acceptable Ingress Default
Interface VLAN ID Frame Types Filtering GVRP Priority
--------- ------- ------------ ----------- ------- --------
1/1 1 Admit All Disable Disable 0
(bx6-sb9-a) #
! Cisco-A
Cisco-A# show interface trunk
Port Mode Encapsulation Status Native vlan
Po1 on 802.1q trunking 1
Port Vlans allowed on trunk
Po1 1,10,20
Port Vlans allowed and active in management domain
Po1 1,10,20
Port Vlans in spanning tree forwarding state and not pruned
Po1 1,10,20