All requests pending on connecting to LDAP on com.sun.jndi.ldap.LdapClient.ldapBind lead to system no response in Windchill PDMLink

at java.net.SocketInputStream.socketRead0(Native Method)
  at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
  at java.net.SocketInputStream.read(SocketInputStream.java:171)
  at java.net.SocketInputStream.read(SocketInputStream.java:141)
  at sun.security.ssl.InputRecord.readFully(InputRecord.java:465)
  at sun.security.ssl.InputRecord.read(InputRecord.java:503)
  at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:975)
    - locked java.lang.Object@17cfd552
  at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1367)
    - locked java.lang.Object@7305f259
  at sun.security.ssl.SSLSocketImpl.writeRecord(SSLSocketImpl.java:750)
  at sun.security.ssl.AppOutputStream.write(AppOutputStream.java:123)
    - locked sun.security.ssl.AppOutputStream@2e110b0a
  at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82)
  at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140)
    - locked java.io.BufferedOutputStream@6ab063f5
  at com.sun.jndi.ldap.Connection.writeRequest(Connection.java:443)
    - locked com.sun.jndi.ldap.Connection@36ac0f2e
  at com.sun.jndi.ldap.Connection.writeRequest(Connection.java:416)
  at com.sun.jndi.ldap.LdapClient.ldapBind(LdapClient.java:359)
    - locked com.sun.jndi.ldap.LdapClient@33c4eb4
  at com.sun.jndi.ldap.LdapClient.authenticate(LdapClient.java:214)
    - locked com.sun.jndi.ldap.LdapClient@33c4eb4
  at com.sun.jndi.ldap.LdapCtx.connect(LdapCtx.java:2791)
  at com.sun.jndi.ldap.LdapCtx.<init>(LdapCtx.java:319)
  at com.sun.jndi.ldap.LdapCtxFactory.getUsingURL(LdapCtxFactory.java:192)
  at com.sun.jndi.ldap.LdapCtxFactory.getUsingURLs(LdapCtxFactory.java:210)
  at com.sun.jndi.ldap.LdapCtxFactory.getLdapCtxInstance(LdapCtxFactory.java:153)
  at com.sun.jndi.ldap.LdapCtxFactory.getInitialContext(LdapCtxFactory.java:83)
  at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:684)
  at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:313)
  at javax.naming.InitialContext.init(InitialContext.java:244)
  at javax.naming.ldap.InitialLdapContext.<init>(InitialLdapContext.java:154)
  at com.infoengine.jndi.DirContextWrapper.<init>(DirContextWrapper.java:89)
  at com.infoengine.jndi.JNDIAdapterImpl.getDirContext(JNDIAdapterImpl.java:299)
  at com.infoengine.jndi.JNDIAdapterImpl.processRequest(JNDIAdapterImpl.java:209)
  at com.infoengine.procunit.adapter.Adapter.send(Adapter.java:199)
  at com.infoengine.SAK.ObjectWebject.invoke(ObjectWebject.java:319)
  at com.infoengine.compiledTasks.file.ptc.Windchill_11$2e0.Windchill.tasks.wt.federation.queryprincipals$2exml.invoke(queryprincipals$2exml.java:100)