Fabric OS Administrator’s Guide
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McDATA-aware features
14
If you select yes, the firmwareDownload operation proceeds without making the normal
Coordinated HCL checks.
The firmwareDownload
-
o command upgrades both CPs in the switch.
Coordinated HCL on switches firmware downloads
If the firmwareDownload command is entered with both the –s and –b (auto-reboot) options, a best
effort will be made to run Coordinated HCL. If one or more switches in the fabric do not support
Coordinated HCL, the firmware download process will still continue. If the firmwareDownload
command is entered with -s, but without the -b (auto-reboot) option, Coordinated HCL will not run.
Upgrade and downgrade considerations for HCL for interoperability
Following are the upgrade and downgrade considerations for Coordinated HCL for McDATA Fabric
mode and McDATA Open Fabric mode. This list does not consider upgrades or downgrades from
Brocade Native mode.
•
Downgrading from Fabric OS v6.4.0 to a previous release is nondisruptive.
•
Coordinated HCL does not affect director-class and backbone platform products because of
their fast switch-over capability.
McDATA-aware features
If a feature is
McDATA-aware
(that is, aware of the McDATA environment), some actions may be
possible fabric-wide. If a feature is
M-EOS-unaware
, some actions cannot be taken.
Table 68
describes McDATA-aware features.
TABLE 68
McDATA-aware features
Feature
Behavior
ASIC
The header of FC frames uses the SID and DID according to the domain
offset setting.
Brocade management interfaces
such as DCFM and Web Tools
Allows configuring stand-alone and fabric-wide tasks such as basic switch
and port operations.
Coordinated Hot Code Load (HCL)
Supported in McDATA Open Fabric mode and McDATA Fabric mode.
ESS
Displays the firmware version in the M-EOS format as 9.7.2, and the
Fabric OS format as v6.4.0.
Fabric
In a mixed configuration, the fabric issues ESC exchange to determine the
domain ID offset setting of adjacent switches. An incompatible domain ID
offset causes ISLs to segment. The fabric also auto-negotiates the credit
model usage: R-RDY for connection to an M-EOS switch and VC-RDY for
connection to a Fabric OS switch.
FC
Converts the header of FC frames to use the correct SID and DID
according to the domain offset setting.
FCR E_Port SANtegrity
Supported in McDATA Open Fabric mode and McDATA Fabric mode.
FCR Fabric OS Level 2
(Layer 2 SANtegrity)
Supported in McDATA Fabric mode and McDATA Open Fabric mode.
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Страница 54: ...14 Fabric OS Administrator s Guide 53 1001763 02 High availability of daemon processes 1 ...
Страница 74: ...34 Fabric OS Administrator s Guide 53 1001763 02 Basic connections 2 ...
Страница 102: ...62 Fabric OS Administrator s Guide 53 1001763 02 Audit log configuration 3 ...
Страница 156: ...116 Fabric OS Administrator s Guide 53 1001763 02 The authentication model using RADIUS and LDAP 5 ...
Страница 214: ...174 Fabric OS Administrator s Guide 53 1001763 02 Management interface security 7 ...
Страница 228: ...188 Fabric OS Administrator s Guide 53 1001763 02 Brocade configuration form 8 ...
Страница 276: ...236 Fabric OS Administrator s Guide 53 1001763 02 Creating a logical fabric using XISLs 10 ...
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Страница 440: ...400 Fabric OS Administrator s Guide 53 1001763 02 Performance data collection 17 ...
Страница 464: ...424 Fabric OS Administrator s Guide 53 1001763 02 Disabling bottleneck detection on a switch 18 ...
Страница 480: ...440 Fabric OS Administrator s Guide 53 1001763 02 F_Port masterless trunking 19 ...
Страница 494: ...454 Fabric OS Administrator s Guide 53 1001763 02 Buffer credit recovery 20 ...
Страница 560: ...520 Fabric OS Administrator s Guide 53 1001763 02 Port indexing on the Brocade DCX 4S backbone C ...
Страница 574: ...534 Fabric OS Administrator s Guide 53 1001763 02 Hexadecimal overview E ...