Downgrading From Junos Release 10.1 To Release 9.2 For Ex4200; Switches - Juniper JUNOS 10.1 - RELEASE NOTES 5-13-2010 Release Note

JUNOS 10.1 Software Release Notes

Downgrading from JUNOS Release 10.1 to Release 9.2 for EX4200

Switches

When you downgrade a Virtual Chassis configuration from JUNOS Release 10.1 to
Release 9.2 for EX Series switches, member switches might not retain the mastership
priorities that had been configured previously. To restore the previously configured
mastership priorities, commit the configuration by issuing the
Related Topics
200
Upgrade and Downgrade Issues for JUNOS Release 10.1 for EX Series Switches
If the MSTP configuration contains a VLAN (under
that does not exist on the switch and you try to commit the configuration, the
commit will fail. Remove the VLAN from the MSTP configuration before you
perform an upgrade.
In the interfaces configuration stanza, if
speed and link duplex settings are not configured under
try to commit the configuration, the commit will fail. If
configured under
ether-options
In the ethernet-switching-options
number of MAC addresses allowed on the interface (under
interface interface-name mac-limit
page in the J-Web interface), and you try to commit the configuration, the commit
will fail. You must configure an action for the MAC address limit before upgrading
from Release 9.2 to Release 10.1.
If you have configured a tagged interface on logical interface 0 (unit 0), configure
a tagged interface on a logical interface other than unit
Release 9.2 to Release 10.1. If you have not done this and you try to commit
the configuration, the commit will fail. Beginning with JUNOS Release 9.3 for EX
Series switches, untagged packets, BPDUs (such as in LACP and STP), and
priority-tagged packets are processed on logical interface 0 and not on logical
interface 32767. In addition, if you have not configured any untagged interfaces,
the switch creates a default logical interface 0.
On EX4200 switches, if you have installed advanced licenses for features such
as BGP, rename the
/config/license
upgrading from Release 9.2 to Release 9.3 or later. If the switch does not have
a /config/license directory, create the
before you upgrade. If you do not rename the
the /config/.license_priv directory manually, the licenses installed will be deleted
after you upgrade from Release 9.2 to Release 9.3 or later.
New Features in JUNOS Release 10.1 for EX Series Switches on page 184
Changes in Default Behavior and Syntax in JUNOS Release 10.1 for EX Series
Switches on page 187
Limitations in JUNOS Release 10.1 for EX Series Switches on page 188
Outstanding Issues in JUNOS Release 10.1 for EX Series Switches on page 191
protocols mstp msti msti-id
no-auto-negotiation
, you must configure speed and link duplex settings.
configuration, if action
in the CLI or in the Port Security Configuration
directory to
/config/.license_priv
/config/.license_priv
/config/license
)
is configured but
and you
ether-options
no-auto-negotiation is
is not configured for the
secure-access-port
before upgrading from
0
before
directory manually
directory or create
command.
commit