Specifications

Open Issues, Known Behaviors, and Resolved Issues
ExtremeXOS 12.4.4 Release Notes
74
PD4-1345813119 When upgrading firmware to CR 24 (ExtremeXOS 12.4.2) from any ExtremeXOS image of
12.4.2 or earlier, the following error messages are seen in the log.
*BD-20808.5 # sh log sev err
<Crit:HAL.Fabric.Critical> MM-A: pioneerBringDownFE200 Bringing
Down FE200 on XBAR 5 as the command EXTRUC_FE_WRITE_CMD Failed,
Reason: UCPIPE_ERROR
<Crit:HAL.Fabric.Critical> MM-A: pioneerBringDownFE200 Bringing
Down FE200 on XBAR 4 as the command EXTRUC_FE_WRITE_CMD Failed,
Reason: UCPIPE_ERROR
<Crit:HAL.Fabric.Critical> MM-A: pioneerBringDown
PD4-1357671191 Broadcast, multicast, and unknown unicast traffic is not rate-limited in accordance with the
configured rate when the configured rate of the meter is below 10 Mbps. This issue applies
only when trying to configure rate limiting for unknown, unicast, broadcast, and multicast
traffic using the following CLI commands:
configure rate-limit flood multicast-guaranteed meter <meter-name>
configure rate-limit flood multicast-best-effort meter <meter-name>
PD4-1168490821 While performing an install firmware using ExtremeXOS 12.4.1 from CR 17 (ExtremeXOS
12.2.2.11-patch1-3 firmware), the fan tray upgrade fails. Reinstall the firmware to upgrade
the fan tray to CR 23 with ExtremeXOS 12.4.1.The fan tray fails with the following error
message:
tftp: server error: (0) Wrong TFTP State
TFTP FAILED: TRAY 1, Fantray Secondary image
Fantray firmware installation failed for Tray-1
Error: Failed to install image -
PD4-667561942 The command output for the show fdb hardware command does not include the
blackhole MAC address.
PD4-757563008 After hot swapping an MM-A, the output for the show power budget command shows
the wrong power information.
PD4-717942168 FDB entries are not learned for L2 broadcast traffic after an MM failover.
PD4-861903871 After loading image ExtremeXOS 12.3.2.5 on a BlackDIamond 20808 switch, the show log
command output shows the following error:
<Erro:HAL.Sys.Error> MM-B: Unable to get odometer for power supply
5
The same log error is displayed when a failover occurs on MM-A.
PD4-851358292 During a firmware upgrade, the "watchdog expiration warnings" and "kernel thread stuck"
messages may appear on an MM console.
PD4-843054490 Fans are going in to a failed/empty state and I/O modules are powered off after upgrading
firmware on a BlackDiamond 20808 using the force option.
PD4-845017407 The following error is seen when running the install firmware command on a GM-
40XB module in a BlackDiamond 20808 switch:
<Erro:HAL.Card.PowerStateError> MM-A: A request to power down slot
8 failed - returning a completion code of -1.
Summit Family Switches
PD4-1826865131 Combo ports may not retain saved configurations during an upgrade or downgrade. After
upgrading a switch running ExtremeXOS 12.3 or earlier software to ExtremeXOS 12.4 or
later, saved configurations from combo ports (copper or fiber) are applied only to combo
ports fiber medium. After downgrading from ExtremeXOS 12.4 or later to ExtremeXOS
12.3 or earlier, saved configurations from combo ports (copper or fiber) are silently
ignored.
PD4-1828079231 A Summit X480 crashes when trying to configure a subVLAN.
Table 40: Known Behaviors, Platform-Specific and Feature PDs (Continued)
PD Number Description