Today, 18400 the crucial intraday level for Sensex.
If Sensex sustains below 18400, then it could test 18250 and below that level it could test 18050. Instead, if Sensex trades above 18400, then it could test 18470.
If Bank Nifty sustains below 10950, then it could test 10800,and below that level it could test 10650. Instead, if Bank Nifty trades above 10950, then it could test 11050.