刚测试了下,是OK的,你的配置少了些。
贴上配置供你参考下:
!
interface Port-channel1
switchport
switchport trunk encapsulation dot1q
switchport mode trunk
!
interface Ethernet0/0
switchport
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
channel-group 1 mode on
!
interface Ethernet0/1
switchport
switchport trunk encapsulation dot1q
switchport mode trunk
duplex auto
channel-group 1 mode on
!
状态如下
SW2#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, no aggregation due to minimum links not met
m - not in use, port not aggregated due to minimum links not met
u - unsuitable for bundling
d - default port
w - waiting to be aggregated
Number of channel-groups in use: 1
Number of aggregators: 1
Group Port-channel Protocol Ports
------+-------------+-----------+-----------------------------------------------
1 Po1(SU) - Et0/0(P) Et0/1(s)