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VigorSwitch P2260 User’s Guide
99
Parameter description:
Storm Type: Disable - Disable the function of the bandwidth storm
control.
Broadcast Storm Control - Enable the function of bandwidth
storm control for broadcast packets.
Multicast Storm Control - Enable the function of bandwidth
storm control for multicast packets.
Unknown Unicast Storm Control- Enable the function of
bandwidth storm control for unknown unicast packets. These
packets are the MAC address that had not completed the
learning process yet.
Broadcast, Multicast, Unknown Unicast Storm Control -
Enable the function of bandwidth storm control for all
packets in transmission.
Storm Rate: Set up the limit of bandwidth for storm type you choose.
Valid value of the storm rate ranges from 1-100 with the
minimum unit of 1. And only integer is acceptable. Default
is 100.
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The switch supports 5 kinds of QoS, are as follows, MAC Priority, 802.1p Priority, IP TOS
Priority, and DiffServ DSCP Priority. Port Based Priority has a special name called VIP
Port in the switch. Any packets enter VIP Port will have highest transmitting priority. MAC
Priority act on the destination address of MAC in packets. VLAN tagged Priority field is
effected by 802.1p Priority setting. IP TOS Priority affects TOS fields of IP header, and
you can find it has 8-bit SERVICE TYPE field that specifies how the datagram should be
handled. The field could be divided into six subfields as follows, PRECEDENCE (3 bits),