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Inter-Release Controller Mobility (IRCM) with 5508 Fail : Control Path Down

Bill lo
Level 1
Level 1

Hi  all

Device info as below:

WLC-5508 controller running  8.5.164.216 

WLC-9800 controller running  17.3.2a

 

The situation:

After config the mobility setting ;  the status displayed is :Control Path Down

From the WLC-9800 show logg  , found that the WLC-5508's MIC is expired:

 

Jan 16 12:40:22.264: %DTLS_TRACE_MSG-3-WLC_DTLS_ERR: Chassis 2 R0/0: mobilityd: DTLS Error, session:10.36.197.177[16666], Certificate validation failed
Jan 16 12:40:52.263: %PKI-3-CERTIFICATE_INVALID_EXPIRED: Certificate chain validation has failed. The certificate (SN: 16D8553C000000119DEC) has expired. Validity period ended on 2020-11-23T17:58:29Z
Jan 16 12:40:52.265: %CERT_MGR_ERRMSG-3-CERT_VALIDATION_ERR: Chassis 2 R0/0: mobilityd: Certificate Validation Error, Cert validation status:pki_ssl_status@pki_ssl_status:PKI_SSL_ERROR

 

Is there any  way to let WLC-9800 ignore  the MIC expired ?

I have already excute the  command on the WLC-5508 : config ap cert-expiry-ignore mic  enable

 

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

Other  information:

WLC-5508

(TPE-WLC-5508-6) >show mobility summary encryption

Mobility Number of Mobility members configure.... 2
MAC Address               IP Address        Group Name   Secure   Data Encryption    Status
1c:df:0f:c7:02:c0       10.36.197.177      Foxconn-RF   N/A         N/A                  Up
4c:e1:75:02:32:eb     10.5.100.9           Cisco             Enabled   Disabled            Control Path Down

(TPE-WLC-5508-6) >show mobility summary

Mobility Protocol Port........................... 16666
Default Mobility Domain.......................... Foxconn-RF
Multicast Mode .................................. Disabled
Mobility Domain ID for 802.11r................... 0xd58a
Mobility Keepalive Interval...................... 10
Mobility Keepalive Count......................... 3
Mobility Group Members Configured................ 2
Mobility Control Message DSCP Value.............. 48

Controllers configured in the Mobility Group
MAC Address         IP Address            Group Name    Multicast IP       Status
1c:df:0f:c7:02:c0    10.36.197.177     Foxconn-RF      0.0.0.0              Up
4c:e1:75:02:32:eb  10.5.100.9          Cisco                 0.0.0.0             Control Path Down

 

 

WLC-9800

WLC01-C9800-40#show wireless management trustpoint
Trustpoint Name : CISCO_IDEVID_SUDI
Certificate Info : Available
Certificate Type : MIC
Certificate Hash : 585d9f405a1cf79f7c5cf752a1eb0bec33874d1f
Private key Info : Available
FIPS suitability : Not Applicable

!

WLC01-C9800-40#show wireless mobilit summary
Mobility Summary

Wireless Management VLAN: 100
Wireless Management IP Address: 10.5.100.9
Wireless Management IPv6 Address:
Mobility Control Message DSCP Value: 48
Mobility Keepalive Interval/Count: 10/3
Mobility Group Name: Cisco
Mobility Multicast Ipv4 address: 0.0.0.0
Mobility Multicast Ipv6 address: ::
Mobility MAC Address: 4ce1.7502.32eb
Mobility Domain Identifier: 0xdc29

Controllers configured in the Mobility Domain:

IP                      Public Ip            MAC Address               Group Name      Multicast IPv4    Multicast IPv6      Status     PMTU
------------------ ------------------------------------------------------------------------------
10.5.100.9         N/A                   4ce1.7502.32eb         Cisco                 0.0.0.0              ::                              N/A       N/A
10.36.197.177  10.36.197.177   1cdf.0fc7.02c0           Foxconn-RF       0.0.0.0              ::             Control Path Down  1385

 

17 Replies 17

What version of software on 5508?
What version of software on 9800?

C9800 - 17.6.4

C5508- 8.3.143.0

Upgrade 9800 as per TAC recommended link below - currently 17.9.4 + SMU_CSCwh87343 + APSP (as needed) OR 17.9.4a + APSP(as needed) for all deployments.

8.3.143.0 does not support IRCM with 9800!  Upgrade to 8.5.182.108 and check the compatibility matrix (below) for AP compatibility.

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