Sudanese leaders Bashir and Kiirmeet in Ethiopia
4 January 2013 Last updated at 20:17 GMT
The leaders of Sudan and South Sudan meet to address disputes that brought them close to war following the South's independence in 2011.
The talks in the Ethiopian capital, Addis Ababa, follow reports of renewed clashes on the disputed border.
The BBC's Juba correspondent Nyambura Wambugu reports.