- Display UI - Editing UI - Moving nodes - Add nodes which were not in reference map - Both custom and autodetected - Optional automatic node placement - Underlays (draw the network on top of a map - Analysis functions: - display DRs and BDRs - show shortest path trees - find bridges and articulations (single points of failure) - Shortcutting (hide/contract some networks for clarity) - Support for displaying other data (e.g. link utilization, link type)