TY - BOOK AU - Cioara, Jeremy TI - CCNA Voice 640-461: :Offical cert guide learn prepare and practice for exam success SN - 9788131786819 U1 - 004.695 CIO PY - 2012/// CY - Noida PB - :Pearson Education KW - Computer Science KW - Internet telephony -- Examinations -- KW - CME Dial Plan KW - Managing endpoints and end users in CUCM KW - Voice mail integration with cisco unity KW - Jeremy Cioara & Michael Valentine KW - and CCNA Voice 640-461:Offical cert guide learn prepare and practice for exam success ER -