cancel
Showing results for 
Search instead for 
Did you mean: 
cancel
457
Views
0
Helpful
2
Replies

lacp port channel shows down on one 5k

Dragomir
Level 1
Level 1

I got one side of my lacp port channel down.

 

the topology is shown but the left side is showing down

 

20    Po20(SD)    Eth      LACP      Eth1/5(s)    Eth1/6(s) 

# sh int port-channel 20
port-channel20 is down (No operational members)
  Hardware: Port-Channel, address: 547f.eebb.644d (bia 547f.eebb.644d)
  Description: **To-VA-7004**
  MTU 1500 bytes, BW 100000 Kbit, DLY 10 usec
  reliability 255/255, txload 1/255, rxload 1/255
  Encapsulation ARPA
  Port mode is trunk
  auto-duplex, 10 Gb/s
  Input flow-control is off, output flow-control is off
  Switchport monitor is off 
  EtherType is 0x8100 
  Members in this channel: Eth1/5, Eth1/6
  Last clearing of "show interface" counters never
  30 seconds input rate 80 bits/sec, 0 packets/sec
  30 seconds output rate 176 bits/sec, 0 packets/sec
  Load-Interval #2: 5 minute (300 seconds)
    input rate 112 bps, 0 pps; output rate 288 bps, 0 pps
  RX
    4286 unicast packets  785765 multicast packets  1493093 broadcast packets
    2283144 input packets  248607161 bytes
    13 jumbo packets  0 storm suppression bytes
    0 runts  0 giants  0 CRC  0 no buffer
    0 input error  0 short frame  0 overrun   0 underrun  0 ignored
    0 watchdog  0 bad etype drop  0 bad proto drop  0 if down drop
    0 input with dribble  0 input discard
    0 Rx pause
  TX
    0 unicast packets  3397636 multicast packets  0 broadcast packets
    3397636 output packets  399463036 bytes
    0 jumbo packets
    0 output errors  0 collision  0 deferred  0 late collision
    0 lost carrier  0 no carrier  0 babble 0 output discard
    0 Tx pause
  2 interface resets

 

 

sh run interface port-channel 20 membership 

!Command: show running-config interface port-channel20 membership
!Time: Mon Feb  2 23:04:37 2015

version 5.1(3)N2(1b)

interface port-channel20
  description **To-VA-7004**
  switchport mode trunk
  switchport trunk allowed vlan 1,200-202,251

interface Ethernet1/5
  description **TO-VA-7004-ETH3/45**
  switchport mode trunk
  switchport trunk allowed vlan 1,200-202,251
  channel-group 20 mode active

interface Ethernet1/6
  description **To-VA-7004-ETH4/46**
  switchport mode trunk
  switchport trunk allowed vlan 1,200-202,251
  channel-group 20 mode active

 

 

 

but on the right side everything is up, 

 

 

20    Po20(SU)    Eth      LACP      Eth1/5(P)    Eth1/6(P) 

2 Replies 2

Oleg Volkov
Spotlight
Spotlight

Hello!
Can You show VPC, PO, and interfaces configuration from N5K and N7K?

--------------------------------------------------------------------------

Helping seriously ill children, all together. All information about this, is posted on my blog

Julien JEGOU
Level 1
Level 1

It seems have a problem on interfaces => 20    Po20(SD)    Eth      LACP      Eth1/5(s)    Eth1/6(s) 

Can you share us the status about interfaces 1/5 - 6 & 3/45, 4/45 of 7k?

Do you have configured per Ethernet interfaces or on the Po ?

Review Cisco Networking for a $25 gift card