请问，ASA5515防火墙和WS-C3650-24TS-S交换机做端口聚合的话用channel-group 2 mode active 这个模式可以吗，
还有一个问题就是2911/K9路由器是不是不能做端口聚合的呢。下面是我2911的五个端口
interface GigabitEthernet0/0
ip address 10.99.233.1 255.255.255.248
duplex auto
speed auto
!
interface GigabitEthernet0/1
ip address 191.19.17.181 255.255.255.248
duplex auto
speed auto
!
interface GigabitEthernet0/2
no ip address
shutdown
duplex auto
speed auto
!
interface FastEthernet0/1/0
no ip address
shutdown
duplex auto
speed auto
!
interface FastEthernet0/1/1
description for-testing
no ip address
duplex auto
speed auto
