NOTE
- channel-groupはno switchportの後に実施
VERIFICATION
Switch(config)#interface range gigabitEthernet 1/0-1 Switch(config-if-range)#no switchport Switch(config-if-range)# Switch(config-if-range)# Switch(config-if-range)#channel-group ? <1-255> Channel group number auto Enable LACP auto on this interface Switch(config-if-range)# Switch(config-if-range)#channel-group 12 mode ? active Enable LACP unconditionally auto Enable PAgP only if a PAgP device is detected desirable Enable PAgP unconditionally on Enable Etherchannel only passive Enable LACP only if a LACP device is detected Switch(config-if-range)#
SW3(config)#int range fa1/0/21 - 22 SW3(config-if-range)#channel-group 23 mode active Creating a port-channel interface Port-channel 23 SW3(config-if-range)# SW3(config-if-range)#no switchport SW3(config-if-range)# SW3(config-if-range)#int po 23 SW3(config-if)#ip add 192.168.0.3 255.255.255.0 ^ % Invalid input detected at '^' marker. SW3(config-if)#do show etherchannel sum 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 f - failed to allocate aggregator M - not in use, minimum links not met u - unsuitable for bundling w - waiting to be aggregated d - default port Number of channel-groups in use: 1 Number of aggregators: 1 Group Port-channel Protocol Ports ------+-------------+-----------+----------------------------------------------- 23 Po23(SD) -
SW2(config)#int range fa1/0/21 - 22 SW2(config-if-range)#no switchport SW2(config-if-range)#channel-group 23 mode active Creating a port-channel interface Port-channel 23 SW2(config-if-range)# SW2(config-if-range)#int po 23 SW2(config-if)#ip add 192.168.0.2 255.255.255.0 SW2(config-if)#no shut SW2(config-if)# *Mar 1 00:05:51.910: %EC-5-L3DONTBNDL2: Fa1/0/22 suspended: LACP currently not enabled on the remote port. *Mar 1 00:05:52.044: %EC-5-L3DONTBNDL2: Fa1/0/21 suspended: LACP currently not enabled on the remote port. SW2(config-if)#do show etherchannel sum 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 f - failed to allocate aggregator M - not in use, minimum links not met u - unsuitable for bundling w - waiting to be aggregated d - default port Number of channel-groups in use: 1 Number of aggregators: 1 Group Port-channel Protocol Ports ------+-------------+-----------+----------------------------------------------- 23 Po23(RD) LACP Fa1/0/21(s) Fa1/0/22(s)
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