Cutover morning is a checklist, not a mood · Visual
Go or stop
DNIS
One test DNIS answers.
Voice
List
One outbound record
dials under the chosen
Data
Pop
The adapter or connector
you promised actually
Data
E911
The address is
dispatchable for that
Safety
Backout
The old path still works
if this test fails.
Safety
Stop
Any red line stops the
repoint.
Admin
Each line is a go or a stop.
Sources and go deeper
Planning your implementation
.
vendor
. last checked 2026-10.
Inbound campaigns
.
vendor
. last checked 2026-10.
E911 data sheet
.
vendor
. last checked 2026-10.
Data retention
.
vendor
. last checked 2026-10.
Technical requirements PDF
.
vendor
. last checked 2026-10. Fetched for this lab in October 2026. Re-read before you buy hardware or open a firewall.
ITU-T E.164, international public telecommunication numbering
.
standard
. last checked 2026-10.
Enhanced 9-1-1
.
wikipedia
. last checked 2026-10.
confirm
. This checklist is a teaching bridge for cutover discipline. It is not an official Five9 UCCE runbook. last checked 2026-10.