http://exchangeserverpro.com/forums/exchange-server-2010/1489-exchange-adding-2-email-address-2.html


总结起来是因为exchange的自动命令规则,域中有非激活的重名账号。

set your sAMAccountName in policy to be your email address alias


samaccount made up by first name and last name, I'm sure the samaccount isn't duplicated, but after creating a new account,

the e-mail address contains "2" automatically

searching the lastname.firstname@domain.name vai whole AD, can't find the e-mail address

root casue is "set your sAMAccountName in policy to be your email address alias"

a user changed english name, samaccount keeps, e-mail address alias keeps

I don't know how to search a user via alias, fortunatelly, not so many people, search manually find the user already terminated