A protected segment including 32 tanks and 30 trucks has crossed into eastern Ukraine from Russia, Kiev says.
The trucks were convey ammo and contenders, said a military representative, however the BBC can’t affirm his report.
A delicate truce has been set up since 5 September, albeit many individuals have been executed from that point forward.
More than 4,000 individuals have passed on since battling emitted in April after star Russian separatists seized control in the locales of Donetsk and Luhansk.
The European OSCE checking mission has cautioned that the “blood draining” is even now happening, with various episodes of shelling.
Reasons for alarm of a come back to full-scale clash were raised after the renegades held decisions on Sunday in disobedience of the legislature in Kiev and Western nations.
Alluding to Thursday’s cross-outskirt invasion in the dissident controlled Luhansk locale, Ukrainian military representative Andriy Lysenko said: “The organization proceeds of military gear and Russian hired soldiers to the cutting edges.”
Russia has perceived Sunday’s vote which prompted separatist pioneer Alexander Zakharchenko, 38, being confirmed as leader of the self-pronounced Donetsk People’s Republic.
Igor Plotnitsky, a 50-year-old ex-Soviet armed force officer, was pronounced leader of the self-broadcasted Luhansk People’s Republic, further to the east.
President Petro Poroshenko has blamed the renegades for tearing up a peace bargain and said a law allowing the dissident held areas fractional self-governance would be scrapped. He has requested fortifications to enter urban areas in the event of a dissident hostile.
Anyhow the separatists hit again on Wednesday, contending that it was the scrapping of the extraordinary status bargain that broke the peace understanding.
Despite the fact that Mr Poroshenko demanded he had not abandoned the peace plan, he said Ukraine needed to “repulse conceivable assaults” and not permit the “spread of this destructive tumor”.