Vista - SMS 2003 in vista

Use same prcedure as getting sms working with XP SP2

-Disable firewall
-Allow anonymous remote access in DCOM

To allow anonymous remote access in DCOM:

1.      From the Start menu, click Run and type Dcomcnfg.exe.

2.      In Component Services, click Console root, click Component Services,click Computers, and then click My Computer. On the Action menu, click Properties.

3.      In the My Computer Properties dialog box, on the COM Security tab, in the Access Permissions section, click Edit Limits. 

4.      In the Access Permissions dialog box, grant Anonymous Logon allow Remote Access.

5.      Restart the computer