Observations:
------->> We have a Untested Supply zone @43800-43900 level, price have to give respect to this level. Keep long until this level only.
--------->>BANKNIFTY again showing bullish pressure at the end of the session, and broken the previous resistance @43500-43600 level, if this level which is previous Resistance if acts as support price is bullish up to 43800-43900 level only.
--------->>Go Long :
If price comes back to 43500, go long for targets of 43800-43900 level.
Price reversal from this zone(43800-43900) but overall momentum is still positive only, wait until further price action to be noticed.
Gap downs may also occur at this level be careful here.
Short : Don't think of short now, look for buy @43500-43600 level.
Until price breaks 43500-43460 level, and the same level acts as resistance then only we have a sell possibility. Keep on long from 43500 to 43900 level.