Turkey's leaders have vowed to "pay any price" to defeat terrorism after the latest attack by Kurdish rebels, which killed at least 12 soldiers.
In clashes following the ambush near the Iraqi border, 32 PKK rebels were killed, the military said.
Security officials, ministers and top generals met on Sunday night to discuss whether to attack PKK bases in
But despite a strongly worded statement, they did not imply an attack was imminent, a BBC correspondent says.
Turkish Prime Minister Recep Tayyip Erdogan said that
This, he said, was a sign that
On Wednesday, MPs voted overwhelmingly in support of a motion to allow the military to launch offensives across the border.
It followed an escalation of raids by the PKK - the Kurdistan Workers' Party - as part of its armed campaign for Kurdish autonomy.
Recent attacks blamed on the group have left more than 40 Turkish soldiers and civilians dead.
Protests erupt
"The fight against the separatist terrorist organisation will be waged with determination until the very end," the statement said.
In the latest attack shortly after midnight on Saturday, a large group of PKK rebels crossed the border from
The army said it sent reinforcements and helicopters to the area, fired artillery and launched retaliatory attacks in which 32 guerrillas were killed.
The guerrillas said they had captured several soldiers, but this was denied by the government.
Not far from the scene of the fighting, a minibus was later caught in a landmine explosion, also blamed on the PKK, that injured 10 civilians, the state news agency
Thousands of Turks joined protests in several cities denouncing the attacks and calling for action against the PKK.
Restraint urged
About 3,000 PKK fighters are believed to be based in northern
There have been regular clashes in the area since earlier in the year, but the latest attack was one of the deadliest for some time, increasing the pressure on the government from the public and the military for a tough response, our correspondent says.
The
PHOTO CAPTION
Turkish generals were summoned to the crisis meeting
BBC