Senior Americans say cross-border liaison has improved, particularly in the east (for example along the border with Kunar province), but some Afghans in high positions think this is a sham.

美军高层表示，跨边境联络已有所增强，尤其是在东部地区（比如沿着库纳尔的边境），但是一些阿富汗高官认为这种说法有悖事实。

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Since1996 China has successively established a liaison officer system of anti-drug law-enforcement cooperation in border areas with myanmar Laos Vietnam and Russia.

从1996年起，中国还陆续与缅甸、老挝、越南、俄罗斯等国建立边境地区缉毒执法合作联络官制度。

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The customs authorities should strengthen the liaison and cooperation with the relevant departments and strictly carry out the border measures concerning intellectual property according to law.

海关要加强与有关部门的联系和配合，依法严格实施知识产权的边境保护措施。

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As part of the new strategy, Napolitano says the United States will double the number of border security teams, and will quadruple the number of border liaison officers who work with Mexican officials.

VOA: standard.2009.03.24

Senior Americans say cross-border liaison has improved, particularly in the east (for example along the border with Kunar province), but some Afghans in high positions think this is a sham.

ECONOMIST: More soldiers for Afghanistan

It also will increase the number of immigration officials working in Mexico, double the number of "violent criminal alien" teams on the border, strengthen the presence of border canine units and quadruple the number of border liaison officers working with Mexican law enforcement.

CNN: Obama to beef up Mexico border policy

Russian experts, such as Sergei Vladislavovich Drazdov, a colonel in the Russian border militia in charge of liaison with the Chinese military, say Siberia cannot be protected by conventional means--but cite nuclear weapons as a reason there will be no war.

FORBES: Magazine Article