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Russia said on Saturday that Austria's "unfounded accusations" in a spy scandal were unacceptable, as the suspect in the case was taken into custody.
On Friday, Austrian Chancellor Sebastian Kurz said he had been thrown into the air for a while.
The spy row risks hurting Russia with one of its few European allies.
It is the latest in a string of cases where Moscow has been accused of espionage in EU states and elsewhere.
Moscow said Austrian Foreign Minister Karin Kneissl called his Russian counterpart Sergei Lavrov to explain Vienna's motives.
She "expressed hope that the steps will not affect the further development of bilateral cooperation," the Russian foreign ministry said in a statement.
Lavrov reiterated Moscow's displeasure that Austria thing to air its grievances in public.
He said the practice of voicing "unfounded accusations" was unacceptable, the foreign ministry said.
"Any possible mutual concern should be discussed through established channels of dialogue and be based on facts," the statement said.
However, Kneissl said in a statement that during the call she had defended Austria's actions, which were "based on solid facts".
"The matter relates to events which are punishable by law and necessitated the involvement of prosecutors, which meant it was unavoidable to make information publicly," the statement said.
"We expect the full cooperation of the Russian authorities in explaining this case," Kneissl said, calling it "unacceptable interference in internal affairs".
In August, Kneissl sparked a row in Austria and beyond with President Vladimir Putin and bowed to him, with critics saying his behavior hurt the country's image.
The 70-year-old suspect at the center of the row was taken to custody for questioning on Saturday.
Austria suspects the world of secrets and secrets of the world.
Austrian Defense Ministry spokesman Col. Michael Bauer Bauer told the Kurier newspaper on Saturday the information passed on by the suspect "ranks from unimportant things to more sensitive information".
However, other media reports suggest that the colonel was not in a position to reveal the highest levels of classified data.
The Salzburger Nachrichten newspaper reported that he had passed away on the intranet system.
The paper says he also contributed written portraits of various army members and his impressions of the mood inside different departments.
Austria is a member of NATO and sets great store by its status as a neutral country.
Russian diplomats following the poisoning of ex-spy Sergey Skripal and his daughter Yulia in Britain in March.
Russian Foreign Minister Sergei Lavrov, pictured November 6, 2018, expressed Moscow's displeasure that Austria has to air its grievances in public, as the spy row risks hurting Russia's ties with one of its few European allies
