S
- Shared Explicit (SE).
Reservation style that allows a receiver to explicitly select a reservation for a group of senders, rather than one reservation per sender, such as in the FF style. Only a single reservation is shared between all senders listed in the particular group.
- shared risk link group (SRLG).
A grouping that indicates similar risk characteristics for a set of elements. A set of fibers, for example, that share the same conduit belong to the same SRLG, because if the conduit is cut, all fibers will fail.
- shortest path first (SPF) algorithm.
Routing algorithm that iterates on length of path to determine a shortest-path spanning tree. Commonly used in link-state routing algorithms. Sometimes called Dijkstra's algorithm.
- SONET/SDH terminal ...
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