严重误块秒比 SESR Severely Errored Second ; SESR

严重误块秒 severely errored second ; severely errored block second

误块秒率 ESR ; errored block second rate ; EBSR

误块秒比 errored second ratio

远端误块秒 Far end errored second ; FarenderroredsecondFES

近端误块秒 Near end errored second ; NearenderroredsecondNES

连续严重误块秒 Consecutive severely errored seconds ; ConsecutiveseverelyerroredsecondsCSES

近端严重误块秒 Near end severely errored second ; NearendseverelyerroredsecondNSES