LACP interface flagged as Stand-Alone.
interface GigabitEthernet0/15
description *** MEMBER OF LACP ***
port-type nni
switchport trunk allowed vlan 1000
switchport mode trunk
load-interval 30
channel-group 1 mode active
interface GigabitEthernet0/16
description *** MEMBER OF LACP ***
port-type nni
switchport trunk allowed vlan 1000
switchport mode trunk
load-interval 30
channel-group 1 mode active
interface Port-channel1
description *** LACP TO Adtran5004 ***
port-type nni
switchport trunk allowed vlan 1000
switchport mode trunk
load-interval 30
spanning-tree bpdufilter enable
ADTRAN_3400#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 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: 2
Number of aggregators: 2
Group Port-channel Protocol Ports
------+-------------+-----------+-----------------------------------------------
1 Po1(SU) LACP Gi0/15(I) Gi0/16(P)
When I break the etherchannel it fails over to the other port but it doesn't seem to be acting as intended.
*Feb 28 21:35:52.354 cst: LACP: Gi0/16 set to UNSELECTED
*Feb 28 21:35:52.354 cst: lacp_handle_standby_port_internal called, depth = 1
*Feb 28 21:35:52.413 cst: LACP: Gi0/15 set to UNSELECTED
*Feb 28 21:35:52.429 cst: LACP: Gi0/15 STANDBY aggregator hex address is 56240B4
*Feb 28 21:35:52.429 cst: LACP: Gi0/15 set to STANDBY
ADTRAN_3400#
*Feb 28 21:35:53.352 cst: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/16, changed state to down
*Feb 28 21:35:53.352 cst: %LINEPROTO-5-UPDOWN: Line protocol on Interface Port-channel1, changed state to down
*Feb 28 21:35:53.428 cst: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/15, changed state to down
*Feb 28 21:35:54.317 cst: lacp_handle_standby_port_internal called, depth = 1
*Feb 28 21:35:54.317 cst: LACP: Gi0/15 standby->selected
*Feb 28 21:35:54.317 cst
ADTRAN_3400#: LACP: Gi0/15 set to SELECTED
*Feb 28 21:35:54.359 cst: %LINK-3-UPDOWN: Interface Port-channel1, changed state to down
*Feb 28 21:35:54.359 cst: %LINK-3-UPDOWN: Interface GigabitEthernet0/16, changed state to down
ADTRAN_3400#
*Feb 28 21:35:56.204 cst: lacp_handle_standby_port_internal called, depth = 1
*Feb 28 21:35:57.211 cst: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/15, changed state to up
ADTRAN_3400#
*Feb 28 21:35:58.209 cst: %LINK-3-UPDOWN: Interface Port-channel1, changed state to up
*Feb 28 21:35:59.216 cst: %LINEPROTO-5-UPDOWN: Line protocol on Interface Port-channel1, changed state to up
