OID value: 2.16.840.1.113730.3.4.19
OID description:
Chaining loop detection - Tracks of the number of times the server chains with another server. When the count reaches a number you configure, the operation is abandoned, and the client application is notified. For more information, see Transmitting LDAP Controls for Cascading.
URL for further info: http://docs.sun.com/source/817-7613/suffixes.html#wp20152
See also the OID Repository website reference for 2.16.840.1.113730.3.4.19