Qo - S: Port base,802.1p, IP Diff - Serv IPV4/IPV6,TCP/UDP port number, Pins configure ports priority (VIP port)Support max forwarding packet length 1552/1536 bytes option - Support port mirror function; Support 1k MAC address; Support broadcast storm protection; Support port ...Qo - S: Port base,802.1p, IP Diff - Serv IPV4/IPV6,TCP/UDP port number, Pins configure ports priority (VIP port)Support max forwarding packet length 1552/1536 bytes option - Support port mirror function; Support 1k MAC address; Support broadcast storm protection; Support port trunking (LACP)Support 16 VLAN (IEEE Std 802.1q): Port-based/Tagged-based VLAN; Support insert, remove tag - Built-in 50 ohm resistors for simplifying BOM, 85nm Process, Package and operation temperature, IP175G: 48 Pin QFN(6x6