> In PSTN networks, it's beneficial to try to establish > a connection between the caller and the callee before > the full phone number digits are collected. But SIP > works over the connectionless IP network, is there any > benefit to use overlap signalling in a native SIP network?
I'm not aware of any benefit; however RFC 3261 defined 484 to allow for it. RFC 3398 and RFC 3578 discuss the ISUP conversion. _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
