The S3700-52P-SI-AC is a Huawei S3700 series switch, supporting forty-eight 10/100BASE-TX ports, two 1000BASE-X and two 100/1000BASE-X uplink interfaces. Huawei S3700 Enterprise Switches are designed for resilient 100 Mbit/s Fast Ethernet L3 switching in large data centers, or as core switches in small to medium-sized enterprise campus IT environments.