Cisco phone 7821 cannot search corporate directory with unknown reason.

When we use corporate search on 7821, The message is “Requesting…”

In the Console Logs I see the following

When trying to connect to the TVS server-

9676 INF Nov 19 13:54:08.677974 SECUREAPP-Attempting connect to TVS server addr [172.16.6.225], mode [IPv4]
9677 INF Nov 19 13:54:08.678352 SECUREAPP-TOS set to [96] on sock, [172.16.6.225][10]
9678 INF Nov 19 13:54:08.679657 SECUREAPP-TCP connect() successful, [172.16.6.225] [10]
9679 DEB Nov 19 13:54:08.679916 SECUREAPP-BIO created with: addr:172.16.6.225, port:2445, mode:IPv4
9680 INF Nov 19 13:54:08.680149 SECUREAPP-Sec SSL Connection - TVS.
9681 INF Nov 19 13:54:08.680331 SECUREAPP-SSL session setup - Requesting Cert
9682 DEB Nov 19 13:54:08.680433 SECUREAPP-Obtaining certificate.
9683 INF Nov 19 13:54:08.680543 SECUREAPP-SSL session setup - Get Active cert ok
9685 DEB Nov 19 13:54:08.681294 SECUREAPP-Certificate subject name = /serialNumber=PID:CP-7821 SN:WZP185214UN/O=Cisco Systems Inc./OU=VTG/CN=CP-7821-SEPC47295A8AD06
9693 DEB Nov 19 13:54:08.685320 SECUREAPP-Sec SSL Connection - check status & perform handshake.
9694 ERR Nov 19 13:54:08.685708 SECUREAPP-Sec SSL Connection - errno 104.
9695 DEB Nov 19 13:54:08.685835 SECUREAPP-SSL shutdown.
9696 DEB Nov 19 13:54:08.685921 SECUREAPP-BIO reset.
9697 DEB Nov 19 13:54:08.686000 SECUREAPP-SSL free.
9698 DEB Nov 19 13:54:08.686306 SECUREAPP-Closing socket.
9708 ERR Nov 19 13:54:08.687293 SECUREAPP-secStartCustomTVSService stopped - SEC_TVS_REASON_COMMUNICATION_ERROR

It then tries to connect to the Secondary TVS server--

9709 INF Nov 19 13:54:08.687692 SECUREAPP-Attempting connect to TVS server addr [172.16.6.226], mode [IPv4]
9713 INF Nov 19 13:54:08.689544 SECUREAPP-Sec SSL Connection - TVS.
9714 INF Nov 19 13:54:08.689847 SECUREAPP-SSL session setup - Requesting Cert
9715 DEB Nov 19 13:54:08.689963 SECUREAPP-Obtaining certificate.
9725 DEB Nov 19 13:54:08.694634 SECUREAPP-Sec SSL Connection  - Added SSL connection handle 0x4acbf0, connDesc 10 to table.
9726 DEB Nov 19 13:54:08.694764 SECUREAPP-Sec SSL Connection - check status & perform handshake.
9727 ERR Nov 19 13:54:08.695114 SECUREAPP-Sec SSL Connection - errno 104.
9739 ERR Nov 19 13:54:08.696472 SECUREAPP-Closing secure connection - no proxy conn returned for connection descriptor.
9740 ERR Nov 19 13:54:08.696558 SECUREAPP-TVS provider Init - connect returned invalid srvr sock: -1
9741 ERR Nov 19 13:54:08.696653 SECUREAPP-secStartCustomTVSService stopped - SEC_TVS_REASON_COMMUNICATION_ERROR
**************

We make sure vlan voice from ip phone to TVS open port ok.
Please help me fix issue.

Thanks