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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 band-
width 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 transmis-
sion.
Storm Rate : Set up the limit of bandwidth for the storm control. With
a storm rate of 15%, all data packets activated for storm control are
discarded, if the percentage of broadcast, multicast or unicast packets
exceeds 15% of the ports maximum bandwidth (e.g. 15 mbps on a
100 mbps port). Valid value of the storm rate ranges from 1-100 with
the minimum unit of 1. And only integer is acceptable. Default is 100.
4.18
QoS (Quality of Service) Configuration
The switch supports 5 kinds of QoS, are as follows, MAC Priority, 802.1p Pri-
ority, IP TOS Priority, and DiffServ DSCP Priority. Port Based Priority has a spe-
cial 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 set-
ting. IP TOS Priority affects TOS fields of IP header, and you can find it has 8-
LANCOM ES-2126+ and LANCOM ES-2126P+
Chapter 4: Operation of Web- based Management
119
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