1.I have downloaded aust* dispaly profile by cliking on Add Dn....
2.I hav uploaded the same downloaded aust* display profile to the new role.
3.By Manage Containers & Channels , by selecting ASCTabContainer[Default] and clicking on ASCTabContainer
and clicking on rightpane Show or Hide Channels and Containers on Portal Desktop and under Visible on the Portal Desktop: I kept only career container and save
4.On left pane by clicking CareerContainer and I removed all items under Visible on the Portal Desktop:
5.I created a channel called BookMark
And I followed the same to create a new role.
If I keep the channel name(created for each role) is as same then only one url is appearing under BookMark provider(in this case only one channel is appearing on browser).