3Com 5500G-EI Command Reference Guide - Page 68

Ethernet Port Link, Aggregation, Commands, Parameter, Description, Example, debugging

Page 68 highlights

68 CHAPTER 2: USING PORT COMMANDS Parameter ratio: Specifies the bandwidth ratio of unicast traffic allowed on an Ethernet port. The ratio value ranges from 1 to 100. The incremental step is 1. By default, the ratio is 100 meaning all unicast traffic is accepted. The smaller the ratio is, the less bandwidth is allocated to unicast traffic and therefore less broadcast traffic is accepted on the Ethernet port. pps pps: Specifies the maximum number of unicast packets per second accepted on an Ethernet port. Ranges from 1 to 148810 pps. Description Use unicast-suppression to configure the amount of unicast traffic that will be accepted on a port. Once the multicast traffic exceeds the value set by the user, the excess unicast traffic will be discarded. This feature can be used to ensure network service and prevent unicast storms. Example Enable a limit of 20% of the available bandwidth on a port to be allocated to unicast traffic. Unicast traffic exceeding 20% of the ports bandwidth will be discarded. [SW5500-GigabitEthernet1/0/1]unicast-suppression 20 Specify the maximum packets per second of the unicast traffic on an Ethernet1/0/1 as 1000 Mpps. system-view System View: return to User View with Ctrl+Z. [SW5500]interface ethernet 1/0/1 [SW5500-Ethernet1/0/1]unicast-suppression pps 1000 [SW5500-Ethernet1/0/1] Ethernet Port Link Aggregation Commands This section describes the commands you can use to configure Ethernet Port LInk Aggregation on the Switch. debugging Syntax link-aggregation error debugging link-aggregation error undo debugging link-aggregation error View User View Parameter None

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68
C
HAPTER
2: U
SING
P
ORT
C
OMMANDS
Parameter
ratio
: Specifies the bandwidth ratio of unicast traffic allowed on an Ethernet
port. The ratio value ranges from 1 to 100. The incremental step is 1. By default,
the ratio is 100 meaning all unicast traffic is accepted. The smaller the ratio is, the
less bandwidth is allocated to unicast traffic and therefore less broadcast traffic is
accepted on the Ethernet port.
pps
pps
: Specifies the maximum number of unicast packets per second accepted
on an Ethernet port. Ranges from 1 to 148810 pps.
Description
Use
unicast-suppression
to configure the amount of unicast traffic that will be
accepted on a port. Once the multicast traffic exceeds the value set by the user,
the excess unicast traffic will be discarded. This feature can be used to ensure
network service and prevent unicast storms.
Example
Enable a limit of 20% of the available bandwidth on a port to be allocated to
unicast traffic. Unicast traffic exceeding 20% of the ports bandwidth will be
discarded.
[SW5500-GigabitEthernet1/0/1]
unicast-suppression 20
Specify the maximum packets per second of the unicast traffic on an
Ethernet1/0/1 as 1000 Mpps.
<SW5500>
system-view
System View: return to User View with Ctrl+Z.
[SW5500]
interface ethernet 1/0/1
[SW5500-Ethernet1/0/1]
unicast-suppression pps 1000
[SW5500-Ethernet1/0/1]
Ethernet Port Link
Aggregation
Commands
This section describes the commands you can use to configure Ethernet Port LInk
Aggregation on the Switch.
debugging
link-aggregation error
Syntax
debugging link-aggregation error
undo debugging link-aggregation error
View
User View
Parameter
None