# General Numeric Pager Configuration Considerations

Most of the pager calling sequence is handled within the dialing string of the RTU. The RTU will handle up to 254 digits, including any timing delays you insert. The number of channels in ALARM is added to the end of this numeric message.

If configuring via Alarmware™, delays are invoked by entering an "@" symbol in the dialing string, or a comma for each one (1) second of delay required. Delays are used to ensure the timing of the service provider matches that of the Catalyst.

The RTU must be configured to touch tone dialing, as a pager terminal will not recognize pulse dialing.

Example: