How to disable or enable an ldap user account

Hello everyone,
Can any one point me to how u can disable/enable an ldap user account.Thanks in advance.

regards,
deepak.

Follow-Ups:
- RE: How to disable or enable an ldap user account
  - From: "Bill Jorgensen" <Bill.Jorgensen@eim-usa.com>
- Re: How to disable or enable an ldap user account
  - From: Scott Classen <sclassen@lbl.gov>
- Re: How to disable or enable an ldap user account
  - From: Christian Marg <marg@rz.tu-clausthal.de>
- Re: How to disable or enable an ldap user account
  - From: "Jarbas Peixoto Júnior" <jarbas.junior@gmail.com>