** Avantel NSE:AVANTEL sinks 7.2% to 120.05 rupees; set for biggest intraday pct drop since July 2024
** Communications and networking services provider's Q4 consolidated profit slumps 50% after recording an inventory charge vs year-ago gain
** AVAN's Q4 net profit drops to 60.8 mln rupees ($713,300); expenses jump 56%, faster than 18% rise in rev
** Stock extends YTD losses to ~22%
($1 = 85.2350 Indian rupees)