Specifications

B-2
McDATA Products in a SAN Environment - Planning Manual
Firmware Summary
Nondisruptive hot code
activation (HotCAT)
Upgrade nondisruptive to Fibre
Channel traffic for single and
dual CTP card directors and for
fabric switches. Upgrade does
not require director CTP card
switchover. E/OSc allows
upgrade or downgrade by
greater than one functional
release.
Director must be set offline to
upgrade a single CTP card.
Upgrade nondisruptive to Fibre
Channel traffic for dual CTP card
but requires card switchover.
New firmware image provided
for all CTP cards and eight LIMs.
E/OSn allows upgrade or
downgrade by only one
functional release.
Nondisruptive hot code
activation not applicable.
Initial microcode load
(IML) functionality
IML functionality is supported. IML functionality not available. IML functionality not available.
Non-redundant CTP
card upgrade (directors
only)
Concurrent CTP card upgrade
supported.
CTP card upgrade disruptive to
Fibre Channel traffic and
requires director to be set offline.
CTP card upgrade not
applicable.
Switching logic card
function (directors)
One active serial crossbar
assembly (SBAR) and one
standby SBAR supported.
Four load-sharing active
switching module (SWM) cards
supported, eliminating the need
for standby modules.
Switching logic card function not
applicable.
Optical paddles
(directors)
Optical paddles not applicable.
Port cards provide equivalent
functionality.
Concurrently replaceable optical
paddles are supported, but Fibre
Channel traffic is disrupted to all
ports on the paddle.
Optical paddles not applicable.
Power supplies Two power modules (or power
supplies) with two power cords.
The Sphereon 4300 Fabric
Switch has one power supply
and one power cord.
Four power modules with two
power cords.
Two power supplies with two
power cords. Power cords
connect to the front panel of the
Eclipse 1620 SAN Router and to
the back of the Eclipse 2640
SAN Router.
Power-on diagnostic
step (P-step) codes
Numeric format. Text-based format. Text-based format.
Power-on-hour (POH)
updates
POH vital product data (VPD)
updated to field-replaceable unit
(FRU) read-only memory (ROM)
every hour.
POH VPD updated to CTP card
memory every hour then
downloaded to FRU ROM upon
FRU failure.
Power-on-hour updates not
applicable.
10.2000 Gbps port
transmission speed
support
10.2000 Gbps port operation not
available.
10.2000 Gbps port operation
supported.
10.2000 Gbps port operation not
available.
Table B-1 E/OSc versus E/OSn and E/OSi - System-Related Differences (Continued)
Feature E/OSc 8.0 E/OSn 6.0 E/OSi 4.6