Anotações
- Almon Brown Strowger
- Multilayer Network
- Communicaion on the top ao another comunication
- There need not tbe one-to-one mapping at nodes of each communication netqork
- Exemples
- Traditional
- Curcuit-switched voice (PSTN) over transmission facility network
- Shared Risk Link Group(SRLG)
- Traditional
- SONET
- Deployment of Ring architecture: Network of rings
- IP over SONET
- IP over MPLS over SONET
- Netqor Virtualization
- SDN
- Allow network virtualizataion
- Separation of control
- SDN
- Recentrly developed three-layer models
- IP/MPLS
- OTN/ODU multiple signals
- DWDM Network