SS7/MAP (opens in new tab)

I&#8217;ve covered how SS7/ISUP handles call forward before, but the HLR can also store call forwarding information. This is returned to the MSC when the SendRoutingInfo dialog is performed against the HLR. If it&#8217;s present the MSC will redirect the call to that destination, after bouncing it through CAMEL (if enabled). A lot simpler than &#8230; <a href="https://nickvsnetworking.com/ss7-map-call-forward/" class="more-link">Continue reading <span class="screen-reader-text">SS7/MAP &#8211...