The template Meta link towards portal allows you to display banners of portal.
{{Meta link towards portal |parent=aucun |icône=... |titre=... |portail=... |titre sous-portail=... |sous-portail=... }}
parent : if present, and with a value other than parent, allows the concatenation of sub-portal. To verify, algorithm locally incomplete or brokenicon : Image used as icon portal. The image is reduced to the size of the banner. By default it is the icon "stub.png".title : Title of the portal.portal : Link in the portal.title sub-portal : Sub-title possible.sub-portal : Link associated with the sub-title.
{{Meta link to portal
|title=Title
|portal=Portal
}}
gives: Template:Meta link to portal
{{Meta link to portal
|parent=none
|icon=Dummy.png
|title=Title
|portal=Portal
|title sub-portal=Title sub-portal
|sub-portal=Sub-portal
}}
gives: Template:Meta link to portal
{{Meta link to portal
|parent=parent
|icon=Dummy.png
|title=Title
|portal=Portal
|title sub-portal=Title sub-portal
|sub-portal=Sub-portal
}}
gives: Template:Meta link to portal