Summary
| In this chapter, you learned what subqueries are and how to use them. The most common uses for subqueries are in WHERE clauses, in IN operators, and for populating calculated columns. You saw examples of both of these types of operations. |
- OSPF PE-CE Routing Protocol Overview, Configuration and Verification
- BGP PE-CE Routing Protocol Overview, Configuration, and Verification
- Option 1: Inter-Provider VPN Using Back-to-Back VRF Method
- Local Switching
- Case Study 3: Implementing Layer 2 VPNs over Inter-AS Topologies Using Layer 2 VPN Pseudo-Wire Switching