0 Installing SCCM ConfigMgr Console

Insert SCCM installation CD/DVD or mount ISO image.
Launch the SCCM Install and run the splash.hta file.

0 Installing an SCCM 2012 RC1 Primary Site

If you are familiar with SCCM 2007, you can read the following post to assist you with your planning.
Hierarchy Changes in SCCM 2012
For technical details regarding the installation of SCCM sites in SCCM 2012 see 
Install Sites and Create a Hierarchy for Configuration Manager

0 Remote Control in SCCM

System Center Configuration Manager (SCCM) 2007 offers a Remote Control feature as part of its remote tools application.  A desktop administrator can have the SCCM console installed on her computer and from there remote control a computer to troubleshoot problems.  I've found information regarding the Remote Control feature scattered on different places and some details can't be found or don't exist.  Here I attempt to provide as much centralized information as possible, with the help of links, as well as information that may not be documented.

0 SCCM: Agent Install fails

1. Log on to the SCCM server via Remote desktop
2. Open Internet Information Services (IIS) Manager Console
3. Expand Server Name –> Sites –> Default Web Site
4. click on CCM_Client site. On right side pane, double click SSL Settings. Select Accept on Client Certificates: section.
5.  Click Apply on Action Pane.
6. Repeat these steps 4 through 5 again for : 

• CCM_Incoming
• CCM_Outgoing
• CCM_System and 
• SMS_MP 

0 Migrating SCCM 2007 to SCCM 2012