ETCP Cheat Sheet 2026

The 30 highest-yield ETCP facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. Which standard or set of standards defines Ethernet OAM (Operations, Administration, and Maintenance) used in Ericsson microwave networks? → IEEE 802.1ag (CFM) and ITU-T Y.1731
2. What is the function of RSVP-TE in Ericsson MPLS networks? → Signals and reserves resources for traffic-engineered LSPs
3. What does the term 'SBA' (Service-Based Architecture) mean in the context of Ericsson's 5GC design? → An architecture where NFs expose capabilities as services via standardized APIs
4. What does Network Slicing allow operators to do in Ericsson's 5G core? → Create multiple logical networks on shared infrastructure, each with tailored SLAs
5. In Ericsson's IP/MPLS transport, what does LSP stand for? → Label Switched Path
6. Which of the following should you NOT do with data whilst at work? → A and D
7. Which Ericsson router platform is designed for high-capacity IP/MPLS core network deployments? → Ericsson Router 6000
8. In Ericsson's 5G RAN, what is the purpose of the F1 interface? → Connects the CU to the DU within a disaggregated gNB
9. What is the role of the NRF (Network Repository Function) in Ericsson's 5G core? → Maintaining a registry of available NFs and enabling service discovery
10. Which synchronization standard provides phase and time synchronization required by LTE and 5G in Ericsson microwave backhaul? → IEEE 1588v2 (PTP)
11. What does QoS DSCP marking do in an Ericsson IP transport network? → Marks packets to indicate their priority for handling
12. Which Ericsson OSS component is responsible for collecting and presenting network performance KPIs? → PM (Performance Management) service in ENM
13. In Ericsson's cloud-native 5G core, what does the SBI (Service-Based Interface) use as its communication protocol? → HTTP/2 with JSON (RESTful)
14. Which Ericsson 5GC component manages the subscriber's consent and data exposure to external applications? → NEF (Network Exposure Function)
15. In Ericsson IP transport, what is a VRF used for? → Creating separate virtual routing tables for different customers or services
16. In Ericsson's IMS (IP Multimedia Subsystem), what is the function of the P-CSCF? → Provides the first SIP contact point for UEs registering to IMS
17. Which MINI-LINK product series is designed for high-capacity backbone and aggregation applications? → MINI-LINK 6000
18. In Ericsson's 5G core (5GC), what function handles session management for user data bearers? → SMF
19. In Ericsson's 5GC, which interface runs between the UPF and the Data Network (internet)? → N6
20. Which Ericsson feature allows a single physical interface to carry multiple logical connections with separate SLAs in transport networks? → Hierarchical QoS (H-QoS)
21. Which encapsulation is used in Ericsson's Carrier Ethernet services to transport Layer 2 frames over an MPLS core? → Pseudowire (PWE3)
22. Which of the following does not constitute ‘sensitive data’? Data consisting of information about.... → ...an individual's home address
23. Which standard does Ericsson ENM use to export performance data for integration with third-party analytics tools? → 3GPP 32-series (NE PM file formats)
24. Which Ericsson product line is used to provide microwave backhaul connectivity for mobile sites? → Ericsson MINI-LINK
25. Cloud Security protects → All of the above
26. Cloud Security refers to → All of the above
27. What is the primary purpose of MPLS Traffic Engineering (TE) in Ericsson transport networks? → Optimizing bandwidth utilization across network paths
28. Who is the First Info Data Protection Officer? → Debbie Smith
29. Cloud providers must enable their customers to comply appropriately with these regulations. → All of the above
30. What does Radio Link Aggregation (RLA) enable in Ericsson MINI-LINK microwave backhaul? → Bonding multiple radio links to increase total throughput beyond a single link's capacity