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Cisco Bug: CSCus75215 - 8800 series phones cannot handle certificates greater than 2048 bytes

Last Modified

Jul 17, 2018

Products (34)

  • Cisco IP Phone 8800 Series
  • Cisco IP Phone 8851
  • Cisco IP Phone 7841
  • Cisco Unified IP Phone 7945G
  • Cisco Unified SIP Phone 3905
  • Cisco Unified IP Phone 9951
  • Cisco Unified IP Phone 7962G
  • Cisco IP Phone 7821
  • Cisco Unified IP Phone 6961
  • Cisco Unified IP Phone 6941
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Known Affected Releases

10.2(1) 10.2(2)

Description (partial)

When trying to access a secure phone service such as corporate directory on the 8800 series phone, "Host not found" is displayed.

The phone console log prints these two lines back to back under this condition.

JAVA: SSL session setup Cert Verification - Invoking certificate validation helper plugin.
JAVA: SSL session setup Cert Verification - Certificate validation helper plugin returned.

When the certificate size is not an issue, SECUREAPP log lines are printed between the above two lines.

Occurs when using a CA signed certificate for the Cisco Tomcat service on CUCM that is greater than 2048 bytes in size.
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