Internet Connectivity Redundancy Options

1. Single Homed
   1. Customer has a single connection to one service provider
2. Dual Homed
   1. Customer has a redundant connection to a single service provider
3. Multihomed
   4. Customer has multiple connections to more than one service provider
4. Dual Multihomed
   1. Customer has redundant connections to more than

Hub and Spoke

• Similar to Star topology in LAN environments
• A central site is called the hub, and connecting offices are spokes
  • Much easier to manage and monitor traffic between sites

Redundant Hub and Spoke

Full Mesh

Partial Mesh

Metadata

OSI or TCP/IP Layer

CCNA Exam Topic

Contributors

Sources