The brick wall being that if you use multiple contexts you cannot use VPNs:
(http://www.cisco.com/en/US/docs/security/asa/asa80/configuration/guide/contexts.html#wp1116132)
So I created this lab instead:

If I get time ill upload the config tonight.


interface FastEthernet0/0
ip address 10.0.0.2 255.255.255.0
duplex auto
speed auto
!This is the virtual ip group 1
standby 1 ip 10.0.0.253
!I want this router to be the active router
standby 1 priority 12
!Take over active when your priority is higher
standby 1 preempt
!Any name here
standby 1 name Load1
!When this interface goes down, decrease my priority by 10
standby 1 track Serial0/0
!This is the virtual ip group 2
standby 2 ip 10.0.0.254
!I want this router to be the standby router
standby 2 priority 11
!Take over active when your priority is higher
standby 2 preempt
!Any name here
standby 2 name Load2
!When this interface goes down, decrease my priority by 10
standby 2 track Serial0/0
interface FastEthernet0/0
ip address 10.0.0.3 255.255.255.0
duplex auto
speed auto
standby 1 ip 10.0.0.253
standby 1 priority 11
standby 1 preempt
standby 1 name Load1
standby 1 track Serial0/0
standby 2 ip 10.0.0.254
standby 2 priority 12
standby 2 preempt
standby 2 name Load2
standby 2 track Serial0/0
Windows 2008 Server Setup Part 1 from Richard Vimeo on Vimeo.
Windows 2008 Server Setup Part 2 from Richard Vimeo on Vimeo.
Windows 2008 Server Setup Part 3 from Richard Vimeo on Vimeo.
Windows Server 2008 Enabling The AD Recycle Bin Part 1 from Richard Vimeo on Vimeo.
Windows Server 2008 Enabling The AD Recycle Bin Part 1 from Richard Vimeo on Vimeo.
Windows Server 2008 Password Settings Objects (PSOs) from Richard Vimeo on Vimeo.

Vyatta Remote Access OpenVPN lab with NAT and Firewall setup from Richard Vimeo on Vimeo.

Vyatta Vmware Lab Part1 from Richard Vimeo on Vimeo.
Vyatta Vmware Lab Part2 from Richard Vimeo on Vimeo.