VoIP types
 ILD Application
 VoIP and Turkcell
 Simply, it’s a voice conversation between two users/subscribers
via an IP network (e.g. Public internet, ISP, private enterprise IP
network)
 Speech Coding (e.g. G.!",G.!#)
 Director & D$t$b$se ser*ices
 
 PC to Teephone (P#TN$%#&"
 Teephone to PC ('N&"
 Teephone to Teephone (Network technoogy"
 
TD"L(C L(C
0212 313 10 00
0532 210 18 83
 
ISP Internet
ISP& VoIP .perator 
PST$&PL"$
L(C TD" L(C
LA$&WA$ IP#
LA$&WA$ IP#
IP WA$
PST$PB0 PB0
1outer  1outer 
IP-PBX IP-PBX
4 k'&s, 5-6 k'&s
1TP 78 'ytes
2DP 4 'ytes
 
Speech Codec :-;8<#
Techni2es
Coded Speech 
G)*11 +4 1
 Co*fort $oise :eneration
https&&%%%-dialpad-co*&dialpad&prepaid-php

 
 Called as 2"T Uak Mesafe "aEFyFcF Hi*etleri# operators
 Licenses released in "ay, 899
 3or 75 years
 ;9 applications, 9 )ot a license (4 !5. 36G 7)
UM"H
 :-tpe 9 Per c$'' b$sis (/-digit prei;)
 C-tpe 9 Pre-p$id (< c$''s)
 3irst C/type- A and B reGuire net%ork support, 74 *onths later 
 Inter/connect %ith TT and :S" operators
 5 operators already si)ned inter/connect a)ree*ent %ith TT- .thers o'Hectin) to inter/connect rates and un%illin) to si)n---
 "ore info http966www.te'koder.org.tr6$#-'ink!.ht1' 
 
 
VoIPVoIP
Tariffs  ""
 ?st r$nk contries (e.g. @S, @A, Br$nce, Ger1$n, 0o''$nd etc)
 !#. T361in ∼    !5. T361in (depends on t$ri p$ck$ge)
 http966www.te'eko1.go*.tr6webtech6de$'t.$sp7s$$id!5 
 E-ko'ay
 @S & Ger1$n 9 !/. T361in
 Voice VP$ (short-code di$')
2ser  DB
 
 (pectations
 Price drops (TT new t$ris...)
 n'$rge1ent in te'eco1 sector (M$n oper$tors, new ob opportnities...)
 Di*ersit in ser*ices
 "arket share of ne% enterants
 N$tion$' seg1ent 9 H !/
 
national (%)
=
 
BSC Base Station Controller  
c1TP Co*pressed 1TP
:S" :lo'al Syste* for "o'ile Co**unication
ILD International Lon) Distance
L(C Local (Chan)e
.SI .pen Syste* Interconnect
PB0 Pri!ate Branch (chan)e
PST$ Pu'lic S%itched Telephony $et%ork
1TP 1eal Ti*e Protocol
SIP Sesion Initiation Protocol
2DP 2ser Data)ra* Protocol
VoIP Voice o!er IP