In today's real-time trend of $ETH, the short-term support level is around 3250. If it falls back to this level, you can consider buying the dip, with the first target at 3450. The resistance level is 3431, and if it breaks through, it may further rise to 3540. It is recommended to buy on dips around 3308, with a take profit at 3370 and a stop loss at 3290.