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hi
You can use 802.1x ( dot1x ) to do that .
http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/122SX/configuration/guide/book/dot1x.html
best
pouya khishtandar
www.khishtandar.com
hi
you must add all of your interfaces ( networks ) to ospf to advertise them . your 192.168.0.0/24 network must advertise for return path .
pouya khishtandar