Change central administration port number
Follow the below steps to change the Central Administration port number
On the sharepoint server open the command line window and type cd C:Program FilesCommon FilesMicrosoft Sharedweb server extensions12BIN
To find out the current central admin port no. type stsadm.exe -o getadminport
To change the central admin port no type stsadm.exe -o setadminport -port <portnumber>
for example: if you [...]

