Reasons for Stack unit going into Reserve state

Smiley — Thu, 11 Apr 2024 16:02:45 GMT

Issue: Unit 3 status is showing as reserve state under the show stack output below:

ICX7750-26Q Router# show stack

T=1d17h49m48.5: alone: standalone, 😧 dynamic cfg, S: static

ID Type Role Mac Address Pri State Comment

1 S ICX7750-26QXG active cc4e.2438.7280 128 local Ready

2 S ICX7750-26QXG member 748e.f8f9.6300 128 remote Ready

3 S ICX7750-26QXG member 0000.0000.0000 0 reserve

4 D ICX7750-48XGF member 609c.9f7f.9400 128 remote Ready

Reasons:

-If unit stuck in boot loop.

-If there is a physical layer issue such as stacking cable, stacking module.

-If unit is faulty or hardware issue.

Recovery Steps:

If unit stuck in boot loop.

-Try software recovery by taking console access for this unit.

-Try power cycling the switch after removing it from the stack.

-Check if it’s related to any known defect.

-Try factory resetting the switch.

-Try below steps by removing switch from the stack taking console access.

>>Enter switch boot mode
>>Give command: use default-configuration
>>Reload the switch.

If there is a physical layer issue such as stacking cable, stacking module.

-Try changing the stacking cables and stacking ports.

If unit is faulty or hardware issue

-Switch not powering on try checking the power cable and power source.

-Replace the switch with the same model if switch fails to power on.

topic Reasons for Stack unit going into Reserve state in RUCKUS Self-Help