<div>Hi all</div>
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<div>Just working around with openser</div>
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<div>just looking config, and had one requirement</div>
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<div>I have users 3</div>
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<div>i want 1 and 2 can access calls where ever they can</div>
<div>but 3 need to call only USA, and he should not get access to rest of the place</div>
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<div>can some one give me idea, how can i achive this</div>
<div>or any sample config</div>
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<div>ram</div>