Reaffirms all its relevant resolutions on Cyprus, in particular resolution 1251 (1999) of 29 June 1999 and subsequent resolutions; expresses its full support for UN Peacekeeping Force in Cyprus (UNFICYP) and decides to extend its mandate for a further period ending 15 December 2009; calls on both sides to continue to engage, as a matter of urgency and while respecting UNFICYP's mandate, in consultations with UNFICYP on the demarcation of the buffer zone, and on the UN 1989 aide-memoire, with a view to reaching early agreement on outstanding issues; requests the Secretary-General to submit a report on implementation of this resolution, including on contingency planning in relation to the settlement, by 1 December 2009 and to keep the Security Council updated on events as necessary.