A service can be either local or distributed.

In Nokia SR OS terminology a service can be local—both Service Access Points (SAPs) reside on the same node and traffic never leaves the chassis—or distributed, where at least one endpoint is reached through an MPLS pseudowire or service tunnel across the network.

N/A – single true/false statement.

1. Nokia “SR OS Service Architecture Guide”, Release 22.5.R1, Sec. 2.3 “Local vs. Distributed Services”, pp. 37-38.

2. Stanford CS244 “Advanced Networking”, 2021 lecture notes, p. 18: discusses local switching of SAPs vs. distributed VPNs in carrier Ethernet.

3. Nokia NRS II course “Services Architecture”, Module 2, slide 22: defines local-service and distributed-service distinction.