FEX offline

[Dragomir]

I cannot get my FEX up and are showing offline. The FEXs are dual homed going to 2 different 5ks. I cant figure out why the FEX wont come online. The pos are up.

any idea?

[InayathUlla Sharieff]

Can you share the configs please?

[Dragomir]

hello

feature fex

feature lacp

feature vpc

fex 101
  pinning max-links 1
  description "FEX0101"

fex 104
  pinning max-links 1
  description "FEX0104"

vpc domain 10
  role priority 1000
  peer-keepalive destination 10.52.52.54 source 10.52.52.53 vrf default

interface port-channel10
  switchport mode trunk
  spanning-tree port type network
  speed 10000
  vpc peer-link

interface port-channel11
  description **L3-to-EQ-5548UP-02-Eth1/27-28**
  no switchport
  speed 10000
  ip address 10.52.52.53/30

interface port-channel101
  description **FEX-101-Eth1/1-2**
  switchport mode fex-fabric
  fex associate 101
  vpc 101

i

interface port-channel104
  description **FEX-104-Eth1/7-8**
  switchport mode fex-fabric
  fex associate 104
  vpc 104

interface Ethernet1/1
  description **To-FEX-101**
  switchport mode fex-fabric
  fex associate 101
  channel-group 101

interface Ethernet1/2
  description **To-FEX-101**
  switchport mode fex-fabric
  fex associate 101
  channel-group 101

interface Ethernet1/7
  description **To-FEX-104**
  switchport mode fex-fabric
  fex associate 104
  channel-group 104

interface Ethernet1/8
  description **To-FEX-104**
  switchport mode fex-fabric
  fex associate 104
  channel-group 104

interface Ethernet1/27
  description **L3-to-EQ-5548UP-02**
  no switchport
  channel-group 11 mode active

interface Ethernet1/28
  description **L3-to-EQ-5548UP-02**
  no switchport
  channel-group 11 mode active

interface Ethernet1/29
  description **L3-to-VA-5548UP-02**
  no switchport
  channel-group 11 mode active

interface Ethernet1/30
  description **L3-to-VA-5548UP-02**
  no switchport
  channel-group 11 mode active

interface Ethernet1/31
  description **vPC-Peer-Link**
  switchport mode trunk
  channel-group 10

interface Ethernet1/32
  description **vPC-Peer-Link**
  switchport mode trunk
  channel-group 10

[Dragomir]

 sh interface fex-fabric
     Fabric      Fabric       Fex                FEX
Fex  Port      Port State    Uplink    Model         Serial
---------------------------------------------------------------
101    Eth1/1        Active     1    N2K-C2248TP-1GE  SSI16200DEA
101    Eth1/2        Active     2    N2K-C2248TP-1GE  SSI16200DEA
102    Eth1/3    Configured     0
102    Eth1/4    Configured     0
104    Eth1/7        Active     3    N2K-C2248TP-1GE  SSI16200986
104    Eth1/8        Active     4    N2K-C2248TP-1GE  SSI16200986

[Dragomir]

i got this error as well

2014 Nov 24 08:48:07 5548-01 %$ VDC-1 %$ %SATCTRL-FEX101-2-SATCTRL_FEX_MISC
ONFIG: FEX-101 is being configured as 104 on different switch

and this

 2014 Nov 24 08:49:43 5548-01 %$ VDC-1 %$ %SATCTRL-
FEX104-2-SATCTRL_FEX_MISCONFIG: FEX-104 is being configured as 101 on different
switch

[Dragomir]

found out the issue. It was a miscabling between the 2k and the 5k

[piyushjain_1981]

There is no cabling issue.We have nexus 2k which is associated fex 103 and now i connected with other interface which is associated with fex102.Now 102 Fex is online but it's not showing interface.