(QHA) -

Moscow and Kyiv have reached a "mutual understanding" on key parts of a plan proposed by President Petro Poroshenko for ending violence in separatist-controlled eastern Ukraine, Ukraine's Foreign Ministry reported.

A ministry' statement on June 9 gave no other details after a second successive day of talks of a "contact group" consisting of Russia, Ukraine, and the OSCE. 

Russia did not immediately comment.

The two sides on June 8 conducted the first of what Poroshenko said should be daily negotiations involving an OSCE representative. 

Poroshenko said after the June 8 meeting that "we must end the fighting this week." 

Meanwhile, Ukrainian forces traded fire on June 9 with pro-Russian separatists who control the eastern Ukrainian city of Slovyansk.