Powershell command to Upload and deploy a SharePoint solution package to the farm

Add-SPSolution [-LiteralPath] <String> [-AssignmentCollection <SPAssignmentCollection>] [-Confirm [<SwitchParameter>]] [-Language <UInt32>] [-WhatIf [<SwitchParameter>]]

Detailed Description

The Add-SPSolution cmdlet adds a SharePoint solution package to the farm. This cmdlet does not deploy the uploaded SharePoint solution. Use the Install-SPSolution cmdlet to deploy the SharePoint solution in the farm

LiteralPath - Specifies the path to the solution package.The type must be a valid path in either of the following forms:

- C:\folder_name
- \\server_name\folder_name

Other parameters Are optional

Please find the details at : http://technet.microsoft.com/en-us/library/ff607552.aspx


Deploys an installed SharePoint solution in the farm

Install-SPSolution [-Identity] <SPSolutionPipeBind> [-AllWebApplications <SwitchParameter>] [-AssignmentCollection <SPAssignmentCollection>] [-CASPolicies <SwitchParameter>] [-Confirm [<SwitchParameter>]] [-Force <SwitchParameter>] [-GACDeployment <SwitchParameter>] [-Language <UInt32>] [-Local <SwitchParameter>] [-Time <String>] [-WebApplication <SPWebApplicationPipeBind>] [-WhatIf [<SwitchParameter>]]
Or

Install-SPSolution [[-Identity] <SPSolutionPipeBind>] -Synchronize <SwitchParameter> [-AssignmentCollection <SPAssignmentCollection>] [-Confirm [<SwitchParameter>]] [-Language <UInt32>] [-WhatIf [<SwitchParameter>]]

Identity -

Specifies the SharePoint solution to deploy.
The type must be a valid GUID, in the form 12345678-90ab-cdef-1234-567890bcdefgh; a valid name of a SharePoint solution (for example, SPSolution1); or an instance of a valid SPSolution object

All other Fields are Optional

Please find the details at : http://technet.microsoft.com/en-us/library/ff607534.aspx