I have tried it all.  It simply wont work. Ive made debian and fedora do this today. I really want this to work. I will post my configs:

cupsd.conf
#
#
#   Sample configuration file for the Common UNIX Printing System (CUPS)
#   scheduler.  See "man cupsd.conf" for a complete description of this
#   file.
#

# Log general information in error_log - change "info" to "debug" for
# troubleshooting...
LogLevel warning

# Administrator user group...
SystemGroup lpadmin
RunAsUser No

# Only listen for connections from the local machine.
# These settings are configured in /etc/cups/cups.d/ports.conf so that
# changing them does not require to change this file.
# Listen localhost:631
# Listen /var/run/cups/cups.sock

# Show shared printers on the local network.
# The 'Browsing' setting is configured in /etc/cups/cups.d/browse.conf
# so that changing it does not require to change this file.
# Browsing Off
BrowseOrder allow,deny
BrowseAllow @LOCAL
BrowseAddress @LOCAL

# Default authentication type, when authentication is required...
DefaultAuthType Basic

# Restrict access to the server...
<Location />
  Order allow,deny
  Allow All
</Location>

# Restrict access to the admin pages...
<Location /admin>
  Order allow,deny
  Allow localhost
</Location>

# Restrict access to configuration files...
<Location /admin/conf>
  AuthType Basic
  Require user @SYSTEM
  Order allow,deny
  Allow localhost
</Location>

# Set the default printer/job policies...
<Policy default>
  # Job-related operations must be done by the owner or an adminstrator...
  <Limit Send-Document Send-URI Hold-Job Release-Job Restart-Job Purge-Jobs Set-Job-Attributes Create-Job-Subscription Renew-Subscription Cancel-Subscription Get-Notifications Reprocess-Job Cancel-Current-Job Suspend-Current-Job Resume-Job CUPS-Move-Job>
    Require user @OWNER @SYSTEM
    Order deny,allow
  </Limit>

  # All administration operations require an adminstrator to authenticate...
  <Limit Pause-Printer Resume-Printer Set-Printer-Attributes Enable-Printer Disable-Printer Pause-Printer-After-Current-Job Hold-New-Jobs Release-Held-New-Jobs Deactivate-Printer Activate-Printer Restart-Printer Shutdown-Printer Startup-Printer Promote-Job Schedule-Job-After CUPS-Add-Printer CUPS-Delete-Printer CUPS-Add-Class CUPS-Delete-Class CUPS-Accept-Jobs CUPS-Reject-Jobs CUPS-Set-Default>
    AuthType Basic
    Require user @SYSTEM
    Order deny,allow
  </Limit>

  # Only the owner or an administrator can cancel or authenticate a job...
  <Limit Cancel-Job CUPS-Authenticate-Job>
    Require user @OWNER @SYSTEM
    Order deny,allow
  </Limit>

  <Limit All>
    Order deny,allow
  </Limit>
</Policy>

# Include files in /etc/cups/conf.d
#Include /etc/cups/cups.d/ports.conf
Include /etc/cups/cups.d/browse.conf

<Location /printers/DeskJet-970C>
  Order deny,allow
  Deny From All
  Allow From 127.0.0.1
  AuthType None
  Allow From All
</Location>

Browsing On
BrowseProtocols cups
BrowseOrder Deny,Allow
BrowseAllow from @LOCAL
BrowseAddress 255.255.255.255
Listen *:631
Port 631

printers.conf
# Printer configuration file for CUPS v1.2rc3
# Written by cupsd on 2006-05-07 15:07
<Printer DeskJet-970C>
Info DeskJet-970C
DeviceURI usb://HP/DESKJET%20970C?serial=SG9B61W238JQ
State Idle
StateTime 1147028824
Accepting Yes
Shared Yes
JobSheets none none
QuotaPeriod 0
PageLimit 0
KLimit 0
OpPolicy default
ErrorPolicy stop-printer
</Printer>


ports.conf
Listen *:631
Listen /var/run/cups/cups.sock

browse.conf
Browsing On


I can add the printer from the windows side with:
http://UBUNTU:631/printers/DeskJet-970C

When i try to print, it simply says error.

ANy ideas?