000 00991cam a22002895a 4500
001 12916936
005 20180404105840.0
008 020905t2002 nyua fr 001 0 eng d
020 _a0071375686
020 _a9780071375689
040 _aATT
_cATT
_dDLC
_dEG-ScBUE
_beng
082 0 4 _222
_a621.387
_bSUL
100 1 _aSulkin, Allan.
245 1 0 _aPBX systems for IP telephony /
_cAllan Sulkin.
260 _aNew York :
_bMcGraw-Hill,
_cc.2002.
300 _aviii, 487 p. :
_bill. ;
_c24 cm.
490 0 _aMcGraw-Hill telecom professional
500 _aIndex : p. 469-487.
541 _aDonation from Mohanad Hszem Shalah.
650 7 _aInternet telephony.
_2BUEsh
650 7 _aTelephone
_xPrivate branch exchanges.
_2BUEsh
651 _2BUEsh
653 _bGGEN
_cApril2018
856 4 2 _3Contributor biographical information
_uhttp://www.loc.gov/catdir/bios/mh041/2002512119.html
856 4 1 _3Table of contents
_uhttp://www.loc.gov/catdir/toc/mh031/2002512119.html
942 _2ddc
999 _c26461
_d26433