Cisco Cisco 2106 Wireless LAN Controller

The following caveats are resolved in 4.2.207.54M.

If you need information about a specific caveat that does not appear in these release notes, you can use 
the Cisco Bug Toolkit to find caveats of any severity. Click this URL to browse to the Bug Toolkit:

(If you request a defect that cannot be displayed, the defect number might not exist, the defect might not 
yet have a customer-visible description, or the defect might be marked Cisco Confidential.)

For the most up-to-date, detailed troubleshooting information, refer to the Cisco TAC website at:

Click Troubleshooting

Then choose your product and then select the Troubleshoot and Alerts 

heading on the product page to find information on the problem you are experiencing and other service 
advisories.

For additional suggestions on troubleshooting mesh networks, refer to the Troubleshooting Mesh 
Networks document at the following Cisco.com URL:

CSCsv13068   Web Authentication Access-Request has Authenticator set to all zeros

CSCsz26858  WLC crash Task Name: dot11b   (usmDbSnmpRrmProfileFailureTrapSend)

CSCsz92765  1510 Mesh AP "Unable to transmit mesh adjacency frame

CSCta20270   Battery Input Voltage not listed in CLI

CSCta20292   Battery Charge concatenated with "BatteryCurrent

CSCta25693  In mesh 4.2.130.193 cLApEthernetIfTable OID returns zero values 

CSCta26112   1510 RAP corrupting JOIN reply from all controllers to all MAPs

CSCta60047   wlc unable to tftp 4.2.176.51M Error while writing output

CSCtb31111   Memory Leak in EAP framework task

CSCtb38474    5GHz radio in 1020AP doesn't work in 4.2.176.51M (Mesh)

CSCtb52143  4.2 Mesh controller crash on task name mfpKeyRefreshTask 

CSCtc46175  Controller crash SNMPTask when doing backhaul linktest

CSCtc91431  ReadOnly local management user can change H-REAP VLAN mapping

CSCte92886  4.2 Mesh controller Memory Leak in EAP Framework