cisco stack showing only active switch

[saitejatvn]

Hi fellow cisco users , 

below  is  PID of  switch  and removed original mac for security purposes.

below is the scenario , where i ma seeing stacking is configured , but it is showing only active switch and what is wrong here , can someone  explain ? 

PID: C9300-48UXM
988-as10#sh switch detail
Switch/Stack Mac Address : EWEE.JJJJ.KKKK - Local Mac Address
Mac persistency wait time: Indefinite
H/W Current
Switch# Role Mac Address Priority Version State
-------------------------------------------------------------------------------------
*1 Active EWEE.JJJJ.KKKK 1 V05 Ready

Stack Port Status Neighbors
Switch# Port 1 Port 2 Port 1 Port 2
--------------------------------------------------------
1 DOWN DOWN None None

>>

988-as10#sh switch
Switch/Stack Mac Address : EWEE.JJJJ.KKKK - Local Mac Address
Mac persistency wait time: Indefinite
H/W Current
Switch# Role Mac Address Priority Version State
-------------------------------------------------------------------------------------
*1 Active EWEE.JJJJ.KKKK 1 V05 Ready

[marce1000]

               - Can you see all the interfaces in the stack ?

 M.

[M02@rt37]

Hello @saitejatvn 

This could be due to physical cable issues, misconfiguration, or a problem with the second switch. Verify the physical connections and check the configuration of the second switch in the stack.

[liviu.gheorghe]

Hello @saitejatvn ,

can you share the output of show version and show switch stack-ring speed commands?

[saitejatvn]

liviu.gheorghe   
M02@rt37
marce1000
Please find  the below output  :

as10#sh switch stack-ring speed

Stack Ring Speed : 240G
Stack Ring Configuration: Down
Stack Ring Protocol : StackWise
>>>

as10#sh switch stack-ports summary
Sw#/Port# Port Status Neighbor/Port Cable Length Link OK Link Active Sync OK #Changes to LinkOK In Loopback
-------------------------------------------------------------------------------------------------------------------
1/1 DOWN NONE/NONE No cable No No Yes 0 Yes
1/2 DOWN NONE/NONE No cable No No Yes 0 Yes

[marce1000]

            - Check cabling and connections , 

 M.

[liviu.gheorghe]

It looks like you have a stack cabling problem.