Definition: In this task, you're given a short article. Your job is to classify the article based on its category. Use the following classification labels, 0. World, 1. Sports, 2. Business, 3. Science or Technical. Label the text "0" if it contains information related to world. Label the text "1" if it contains information related to sports. Label the text "2" if it contains information related business. Label the text "3" if it contains science or technical related information. 
Input: Cisco expands WLAN line, teams up with AirDefense Cisco Systems has announced a pair of wireless access points that offer dual-band connectivity and said its line of wireless networking products is being integrated with intrusion-detection software from AirDefense.
