-based business objectives applied on the core may look like Figure 5.24, which shows some relevant considerations when selecting transport technology to support the business plan. In principle the core/backbone network must be able to offer a high QoS that is the same for short and long distances. Most of the permitted bit error rates and other degra- dations should therefore be allocated to the shorter, but expensive and exposed access part. A sufficiently low bit error rate in the backbone is achieved by means of fibre- based systems. Delays and delay variations should also be kept low. The fibre contributes Multi player games service Games download/upgrade Music download service Niche Local offers/ad. Service Internet services Video clip service and/or Distant learning Information Application/web services and enriching Video/Multimedia conference retrieval content provisioning Time-saving Electronic wallet. E-commerce Information/ news alerts Financial/transaction services Customers E/m-business Enterprise E-business, Partners call center Positioning services Empowerment voice Yellow pages Browsing internet Inter-site Remote access Networking Entertainment Music, movies, sports business process support Video telephony service Email service, chat Branch Friend location service Employees offices Social communication Instant messaging service Pictures/photos (personal use) market Multimedia messaging service Emergency locator Enterprise needs services Safety Alarms, safety alerts Video surveillance Medical info Services for end users Telecom Network Service Network business Service network and IP infrastructure servers Product packages Service/User management IP infrastructure Service Applications Portals content AAA, notification etc DHCP, DNS etc enablers HSS/HLR Communication control Servers Network support servers traffic Service area roles Network management MSC/TSC server SGSN control function CSCF/BGCF Billing/accounting GMSC server GGSN control function MRFC/MGCR Customer care TeSserver SIP server Connec