i am using bsnl broad band connection with modem teracom model name T1-B-DSL699E9.4U6-5
and from last 5 days its not working as while running troubleshoot its giving message that dsl synchronization test F4 OAM TEST FAIL.PLEASE guide me to rectify this.
and from last 5 days its not working as while running troubleshoot its giving message that dsl synchronization test F4 OAM TEST FAIL.PLEASE guide me to rectify this.