How can I delay extensions in a ring group?

[lgaetz (Lorne Gaetz)]

Cascade dialplan for dialing emergency engineers as quick as possible

Building on the excellent ideas presented already, you could create a feature code you can prefix extension numbers with that inserts the delay. Add this to extensions_custom.conf: [from-internal-custom] exten => _**XXX*XXXX,1,Noop(Entering user defined context from-internal-custom in extensions_custom.conf) exten => _**XXX*XXXX,n,Noop(ext: ${EXTEN:-4} delay: ${EXTEN:2:3}) exten => _**XXX*XXXX,n,Wait(${EXTEN:2:3}) exten => _**XXX*XXXX,n,goto(from-internal,${EXTEN:-4},1) If you want to dial ext…