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Local Break Out Connectivity – Centralized Network
CenturyLink Data Center A CenturyLink Core Infrastructure CenturyLink Data Center B
HCS Platform CenturyLink Interaction Routing HCS Platform
Cisco Unified Computing System Cisco Unified Computing System
Cisco Unified Communications Cisco Unified Communications
CenturyLink MPLS Network
Cell PSTN Local Carrier Customer Conferencing
Centralized Resources DSPs –
VPN Local to Routers or
Access Network
at central router
Cisco
Emergency
Responder
Local IP Location
Carrier
w/Survivable Analog
SRST
SIP Access IP Location
VPN Secured Access
Local Access/TDM w/Survivable PRI
MPLS (CTL/Other Carrier)
SRST
Cellular
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