hardware perspective. The IP network fully interconnects all of the
network elements.
Figure 2-3, “SIP Signaling Network, Provisioning Perspective” (2-5)
shows the signaling network from a provisioning perspective. Each
network element must know about all other network elements to
which it is interconnected.
Bearer Network
The bearer network looks the same from both a hardware and
provisioning perspective. Each termination is defined but there are no
Figure 2-3 SIP Signaling Network, Provisioning Perspective
AT
EO
LT
EO
EO
EO
IP Network
EO = End Office
AT = Access Tandem
LT = Local Tandem
TAS = Telephone Application
Server
TAS
TAS
Network View
Architecture
....................................................................................................................................................................................................................................
235-200-118
Issue 3.02B, March 2007
Lucent Technologies
2-5
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