Without it, VB 6 applications that support printing cannot be upgraded to.net.
没有它，VB 6应用程序的打印功能就无法升级到。NET。
The original software, however, may well be out of support and in many cases cannot be upgraded to later versions.
然而，其原来的软件可能已经完全得不到支持，在很多情况下不能升级到最新的版本。
Migration of all the existing applications to a new LDAP server cannot be done on a short notice and usually takes time to configure the upgraded applications with a new LDAP server.
将所有现有应用程序迁移到新ldap服务器无法在短期内完成，而且使用新ldap服务器配置升级的应用程序通常需要很长时间。
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