Cisco Nexus: How To Add A FEX Module To Redundant 5000s

Below is a configuration example for adding a FEX to a pair Nexus 5000 for redundancy.  Two 5000s  while adding two 2000 FEX devices.  You have to do basically the same config on both 5000s:

Nexus5000 #1 config:
fex 106
  pinning max-links 1
  description "FEX0106"

interface port-channel106
  switchport mode fex-fabric
  fex associate 106
  vpc 106
speed 10000

interface Ethernet2/15
  description **FEX 106**
  switchport mode fex-fabric
  fex associate 106
  channel-group 106
speed 10000

fex 107
  pinning max-links 1
  description "FEX0107"

interface port-channel107
  switchport mode fex-fabric
  fex associate 107
  vpc 107

interface Ethernet 2/16
  description **FEX 107**
  switchport mode fex-fabric
  fex associate 107
  channel-group 107


Nexus5000 #2 config:

fex 106
  pinning max-links 1
  description "FEX0106"

interface port-channel106
  switchport mode fex-fabric
  fex associate 106
  vpc 106
speed 10000

interface Ethernet2/15
  description *** To FEX 106 ****** To FEX 106 ***
  switchport mode fex-fabric
  fex associate 106
  channel-group 106

fex 107
  pinning max-links 1
  description "FEX0107"

interface port-channel107
  switchport mode fex-fabric
  fex associate 107
  vpc 107
speed 10000

interface Ethernet2/16
  description *** To FEX 107 ****** To FEX 107 ***
  switchport mode fex-fabric
  fex associate 107
  channel-group 107
speed 10000