** Australian technology stocks .AXIJ rise as much as 4.5% to 2698 points, highest since February 24
** Sub-index set for biggest intraday pct gain since April 10
** AXIJ tracks Wall Street's overnight rally after the U.S. and China signed deal to temporarily lower tariffs, boosting market sentiment .N
** ASX-listed shares of California-based Life360 360.AX LIF.O biggest pct gainer on local benchmark .AXJO on strong Q1 earnings
** Megaport MP1.AX, Siteminder SDR.AX and WiseTech WTC.AX gains 6%, 5.1% and 7%, respectively
** YTD, sub-index down 1.9%
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com;))