Another word usually used with similar military connotations, mostly during the days of army encampments
(more on the march than at base):

from the AHD :

bivouac

SYLLABICATION: bivˇouˇac
PRONUNCIATION: bv-k, bvwk
NOUN: A temporary encampment often in an unsheltered area.
INTRANSITIVE VERB: Inflected forms: bivˇouˇacked, bivˇouˇackˇing, bivˇouˇacs also bivˇouˇacks
To camp in a bivouac.
ETYMOLOGY: French, from German dialectal beiwacht, supplementary night watch : bei-, beside (from Middle High German bi-, from Old High German; see ambhi in Appendix I) + Wacht, watch, vigil (from Middle High German wahte, from Old High German wahta; see weg- in Appendix I).