HP 5500 Ei 5500 Si Switch Series Configuration Guide

 40 
•  To aggregate Layer 3 Ethernet interfaces,  create a Layer 3 link aggregation group. 
Configuration guidelines 
•  You cannot assign a port to a Layer 2 aggregation group if any of the features listed in  Tabl e  6 is 
configured on the port.  
Table 6  Features incompatible with  Layer 2 aggregation groups 
Feature   Reference 
RRPP RRPP  in High Availability Configuration Guide
 
MAC authentication MAC authentication in Security Configuration Guide
 
Port security Port security in  Security...

 41 
Step Command Remarks 
4.  Assign an Ethernet 
interface to the 
aggregation group.  a.
 Enter Layer 2 Ethernet 
interface view: 
interface interface-type 
interface-number 
b.  Assign the Ethernet interface 
to the aggregation group: 
port link-aggregation group 
number   Repeat this step to assign more Layer 
2 Ethernet interfaces to the 
aggregation group.
 
5.  Assign the port an 
aggregation priority.  link-aggregation port-priority 
port-priority
  Optional 
By default, the aggregation priority...

 42 
Configuring a Layer 2 dynamic aggregation group 
 
Step Command  Remarks 
1.  Enter system view. 
system-view  N/A 
2.  Set the system 
LACP priority.  lacp
 system-priority  system-priority  Optional 
By default, the system LACP priority is 
32768.  
Changing the system LACP priority 
might affect the aggregation state of 
the ports in a dynamic aggregation 
group. 
 
3.  Create a Layer 2 
aggregate 
interface and enter 
Layer 2 aggregate 
interface view.  interface bridge-aggregation...

 43 
Step Command  Remarks 
2.  Set the system LACP 
priority.   lacp
 system-priority  system-priority  Optional 
By default, the system LACP priority is 
32768.  
Changing the system LACP priority might 
affect the aggregation state of the ports 
in the dynamic aggregation group. 
 
3.  Create a Layer 3 
aggregate interface 
and enter Layer 3 
aggregate interface 
view.   interface route-aggregation 
interface-number
  When you create a Layer 3 aggregate 
interface, the system automatically 
creates a...

 44 
Step Command  Remarks 
1.  Enter system view. 
system-view  N/A 
2.  Enter aggregate interface 
view.  
• Enter Layer 2 aggregate 
interface view: 
interface bridge-aggregation 
interface-number 
• Enter Layer 3 aggregate 
interface view: 
interface route-aggregation 
interface-number  Use either command. 
3.
  Configure the description 
of the aggregate interface.  description 
text  Optional 
By default, the description of an 
interface is in the format of 
interface-name
 Interface , such as...

 45 
Step Command  Remarks 
3.  Enter aggregate interface 
view.  
• Enter Layer 2 aggregate interface 
view: 
interface bridge-aggregation 
interface-number  
• Enter Layer 3 aggregate interface 
view: 
interface route-aggregation 
interface-number   Use either command. 
4.
  Enable link state traps for the 
aggregate interface.  enable snmp trap updown  Optional 
Enabled by default.
 
 
Limiting the number of Selected  ports for an aggregation group 
The bandwidth of an aggregate link increases along...

 46 
To limit the number of Selected ports for an aggregation group:  
Step Command Remarks 
1.  Enter system view. 
system-view N/A 
2.  Enter aggregate interface view. 
• Enter Layer 2 aggregate 
interface view: 
interface bridge-aggregation 
interface-number 
• Enter Layer 3 aggregate 
interface view: 
interface route-aggregation  
interface-number  Use either command. 
3.
  Set the minimum number of Selected 
ports for the aggregation group.  link-aggregation selected-port 
minimum 
number  Not...

 47 
Restoring the default settings for an aggregate interface  
Step Command  Remarks 
1.  Enter system view. 
system-view  N/A 
2.  Enter aggregate interface view.  
• Enter Layer 2 aggregate interface 
view: 
interface bridge-aggregation 
interface-number  
• Enter Layer 3 aggregate interface 
view: 
interface route-aggregation 
interface-number   Use either command. 
3.
  Restore the default settings for the 
aggregate interface.   default 
N/A
 
 
Configuring load sharing for link aggregation...

 48 
In system view, the switch supports the following load-sharing criteria and combinations: 
•  Source IP address 
•   Destination IP address 
•   Source MAC address 
•   Destination MAC address 
•   Source IP address and destination IP address 
•   Source IP address and source port 
•   Destination IP address and destination port 
•   Any combination of incoming port, source  MAC address, and destination MAC address 
Configuring group-specific load-sharing criteria 
 
Step Command Remarks 
1.  Enter...

 49 
Figure 11 Local-first link-aggregation load sharing 
 
 
To enable local-first load sharing for link aggregation:  
Step Command  Remarks 
1.  Enter system view. 
system-view  N/A 
2.  Enable local-first load-sharing 
for link aggregation.  link-aggregation load-sharing 
mode
 local-first  Optional 
Enabled by default. 
 
Enabling link-aggregation traffic redirection 
The link-aggregation traffic redirection function can redirect traffic between IRF member switches for a 
cross-device link...