: His internet provider had upgraded his speed overnight, but the "voice profile" hadn't followed the update.
: Enter global configuration mode and enable VoIP services to allow connections. port1 no voice service configured
To avoid the "Port1 No Voice Service Configured" error in the future: : His internet provider had upgraded his speed
: Most modern routers are "Auto-Provisioned." If the service is missing, the ISP often needs to "push" the config file to your serial number remotely. port1 no voice service configured
Router(config)# voice-port 0/1/0 (or 0/1/1 - check your hardware)