Determining The Upgrade Procedure; Understanding Issu Guidelines; Logging In To The Device Through The Console Port - HP 10500 Series Configuration Manual

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Feature
GR/NSR
BFD
Ethernet link aggregation
IRF

Determining the upgrade procedure

1.
Use
Table 14
2.
Choose the correct procedure from the procedures described in
commands" or

Understanding ISSU guidelines

During an ISSU, use the following guidelines:
In a multiuser environment, make sure no other administrators access the device while you are
performing the ISSU.
Do not perform any of the following tasks during an ISSU:
Reboot, add, or remove cards.
Execute commands that are irrelevant to the ISSU.
Modify, delete, or rename image files.
You cannot use both install and issu commands for an ISSU. However, you can use display issu
commands with both command sets. For more information, see "Displaying and maintaining ISSU."
You do not need to upgrade LPUs or switching fabric modules separately. They are upgraded
automatically when MPUs are upgraded.
You only need to perform the upgrade on the default MDC. The system completes software upgrade
for all the other MDCs automatically.
You may use issu commands to upgrade all or some of the software images. If you are upgrading
only some of the images, make sure the new images are compatible with the images that are not
to be upgraded. The upgrade will fail if a conflict exists.
After an ISSU, you must log in to the device again before you can configure the device.

Logging in to the device through the console port

Log in to the device through the console port after you finish all the preparation tasks and read all the
ISSU guidelines.
If you use Telnet or SSH, you might be disconnected from the device before the ISSU is completed.
Setting requirements
Enable GR or NSR for protocols including LDP, RSVP, OSPF, ISIS, BGP, and FSPF.
Disable BFD for protocols including LDP, RSVP, OSPF, ISIS, RIP, BGP, VRRP, and
NQA.
Use the long LACP timeout interval (the lacp period short command is not
configured) on all member ports in dynamic aggregation groups.
Set the physical state change suppression interval to 0 on Ethernet interfaces
so their physical state changes are immediately reported to the CPU.
Enable link-aggregation traffic redirection to ensure continuous traffic
service.
Enable the IRF bridge MAC address to be permanent.
to choose an upgrade command set, depending on the ISSU method.
"Performing an ISSU by using install
commands."
136
"Performing an ISSU by using issu

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