spanning-tree mode rapid-pvst
spanning-tree extend system-id
spanning-tree vlan 1-2,4-6,18-19,26,28,110-111,500-501 priority 24576

interface Port-channel5
 switchport trunk encapsulation dot1q
 switchport mode trunk
 switchport nonegotiate
 speed nonegotiate
 flowcontrol receive on
 
 
 interface GigabitEthernet1/0/49
 switchport trunk encapsulation dot1q
 switchport mode trunk
 switchport nonegotiate
 speed nonegotiate
 flowcontrol receive on
 channel-group 5 mode active
 spanning-tree portfast
!
interface GigabitEthernet1/0/50
 switchport trunk encapsulation dot1q
 switchport mode trunk
 switchport nonegotiate
 speed nonegotiate
 flowcontrol receive on
 channel-group 5 mode active
 spanning-tree portfast