A block of 5000 short-term downside Aruba Networks puts were just bought for nearly 13cents to open a new position, suggesting a cautious view into earnings which will be released the day before Nov expiration. The buyer managed to accumulate 662 for 10cents with shares near 9.03 before completing the bulk of the order for 13cents on the PHLX. Avg daily put volume in ARUN is fewer than 300 contracts and the 52w range for shares is 1.85 a year ago to a high of 9.96 set last earnings cycle.