2.1 Diameter Client
2.2 Diameter Server
2.3 Relay Agent
2.4 Proxy Agent
2.5 Redirect Agent
3.1 Diameter Header Structure
3.2 Diameter AVP Structure
4.1 Diameter Request Routing
4.2 Diameter Answer Routing
5.1 Diameter discovery and configuration
5.2 Reliable Transport
5.3 Capabilities Negotiation
5.4 Failover Handling
5.5 Loop Detection
5.6 Error Handling
5.7 Duplication detection
6.1 EPC related Reference points
6.1.1 S6a Reference point
6.1.2 S6d Reference point
6.1.3 S13 Reference point
6.2 IMS related Reference points
6.2.1 Cx Reference point
6.2.2 Sh Reference point
6.2.3 Dx Reference point
6.2.4 Dh Reference point
6.2.5 S7 Reference point
6.2.6 Rx Reference point
6.3 Charging related Reference points
6.3.1 Online Charging Reference points
6.3.2 Offline Charging Reference points