of a transmission. When the transmission is over, the switches then tear down the circuit.
Thus, the path of every communication between source and destination nodes is not neces-
sarily the same with SVCs as it is with PVCs. Furthermore, frame relay switches that sup-
port SVCs can automatically configure a path on demand between two sites, and then
remove this path from their tables at the end of a transmission. With SVCs, any frame
relay subscriber can communicate with any other frame relay subscriber provided both
have SVC capabilities.
19. Are SVCs assigned CIRs like PVCs?
Yes. Everything we discussed earlier ...
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