But there's no official border crossing.
Official border trade has more than doubled in recent years, but it remains sluggish.
Nevertheless, this is the official border as it has appeared on most maps ever since.
It controls all official border crossings and runs several unofficial ports, solely for its own use.
The two official border posts of Beremend and Letenje remain open for those with valid papers.
The nearest official border crossing is in Presidio, 50 miles away.
The additional troops will provide support to law enforcement officers by helping observe and monitor traffic between official border crossings.
Ceasefires are fraying over the army's attempts to co-opt the insurgents into an official border force.
Even when Turkey sealed most official border gates, ISIS continued to slip through established smuggling routes with ease.
Henceforward, the government maintains, anyone who did not enter via one of the official border posts can be deported.
The next morning, he said, he crossed the Moei River to Thailand in a boat, bypassing the official border post.
