A ceasefire (or a truce) is a temporary lull or official halt during a war in which both sides agree to suspend further offensive actions against each other.
History
In 2152, Andorian Imperial Guard Commander Thy'lek Shran then told him that he was willing negotiate a ceasefire. His one condition was to have the Enterprise's captain, Jonathan Archer negotiate it with Ambassador Soval.(ENT episode: "Cease Fire")
Kelvin timeline
In 2233, the Narada's second-in-command, Ayel, then asked the USS Kelvin's captain, Richard Robau to come aboard the Narada to discuss a cease fire.(TOS movie, novelization & comic adaptation: Star Trek)
Appendices
External Link
Cease fire article at Memory Alpha, the wiki for canon Star Trek.