|lijn=IR m
|treinsoort=Interregio
|traject=[[Charleroi-Sud]] - [[Namur]] - [[Liers]]
|dienstregeling=1990/1991
|vervoerder=NMBS
|frequentie=1x/uur
}}
'''Treinserie 2100''' was in de ''dienstregeling 1990/1991 '' de [[Interregio]] tussen Charleroi, Tamines, Jemeppe-sur-Sambre, Namur, Andenne, Huy en Liège.
== Traject ==
{{TreinRouteRij| {{Rimg|rsIRr}} | Flémalle-Haute}}
{{TreinRouteRij| {{Rimg|rsICr}} | Liège-Guillemins}}
{{TreinRouteRij| {{Rimg|rsICr}} | Liège-Jonfosse | Liège-Carré}}{{TreinRouteRij| {{Rimg|rsICr}} | Liège-Palais | Liège-Saint-Lambert}}
{{TreinRouteRij| {{Rimg|rsICr}} | Herstal}}
{{TreinRouteRij| {{Rimg|rsICr}} | Milmort}}
{{TreinRouteRij| {{Rimg|rsIC0}} | Liers}}
}}
{{BVoudeSeries|serie=2100}}