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Cisco Bug: CSCvs44292 - MACSEC incompatibility B/W Uplink ports of IE5K-1Gig and downlinks ports of IE5K -10gig & IE4000

Last Modified

May 02, 2020

Products (1)

  • Cisco Industrial Ethernet 5000 Series Switches

Known Affected Releases


Description (partial)

When MACSEC is configured on links involving  IE-5000-16S12P Uplink port to  Downlink ports of IE-5000-12S12P-10G, IE4K , traffic forwarding doesn't work as vlan interface goes down

When IE-5000-12S12P-10G downlink & IE4000 interfaces is connected to IE-5000-16S12P uplinks with MACSEC configuration, on VLAN interface protocol show ?DOWN? and Traffic will not flow.
MACSEC session is "SECURE", but vlan interface show down.

Platform effected: IE4000, IE5000

IE4000-Clinet#sh mka sess                                                                                                                      

Total MKA Sessions....... 2
      Secured Sessions... 2
      Pending Sessions... 0

Interface      Local-TxSCI         Policy-Name      Inherited         Key-Server                                            
Port-ID        Peer-RxSCI          MACsec-Peers     Status            CKN                                                   
Gi1/1          002a.10ac.9001/0001 jagadish         NO                NO                                                    
1              4c71.0d68.d71c/001c 1                Secured           1234000000000000000000000000000000000000000000000000000000000000

IE4000-Clinet# sh ip int bri | in up
Vlan100         YES manual up                    down    
GigabitEthernet1/1     unassigned      YES unset  up                    up      
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