GX1026i Smart Ethernet Switch 21
Port, 802.1p, IP/DS based
This page provides three Class of Service (COS) types:
• Port: The packet at this port is unconditionally mapped as high priority.
• 802.1p: 802.1Q tag will be checked. The packet with IP precedence 4~7 and
0~3 is mapped as high priority and low priority respectively.
• IP/DS: The switch checks the TOS or DS eld to decide the priority of the
packet. If a packet hit any of 3 rules, it is treated as a high priority.
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