CmdID

CmdID / PowerShell / Cmdlets / Get

Get-TeamAllChannel

This cmdlet supports retrieving all channels of a team, including incoming channels and channels hosted by the team. Microsoft Teams PowerShell reference

From the Microsoft Teams PowerShell reference 2 parameters Its page in the reference

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Parameters

2 in the Microsoft Teams PowerShell reference
-GroupIdReturns the Group ID of the team.
-MembershipTypeMembership type of the channel to display; Standard, Private, or Shared