Need Menu from one tab copied to another

[dgparent12]

The main forum tab - the default one just renamed - has a nice submenu under it see below

https://vborg.vbsupport.ru/external/2015/12/8.png


I created a new tab - another forum - and want the EXACT same menu under it how do I do that without creating links etc. See below for 2nd pic


https://vborg.vbsupport.ru/external/2015/12/9.png



Thanks !!