Call Blocking
Call Blocking stops unwanted calls from reaching you - a repeat spam caller, robocalls, or one number you no longer want to hear from. The rules are entered once and then switched on and off with Call Blocking without retyping them.
Fields
Call Blocking. Enabled or Disabled. within this Time Range limits blocking to one of the time ranges your administrator has set up.
Calls with caller id. Block or Allow calls that show a caller ID.
- Allow caller ids when “Blocking” - when calls with caller ID are blocked, up to five caller IDs that still get through.
- Block caller ids when “Allowing” - when calls with caller ID are allowed, up to five caller IDs that are still blocked.
Calls without caller id. Block or Allow anonymous calls.
When blocking calls: what a blocked caller experiences:
- Send caller to voicemail immediately.
- Play “busy” to caller.
- Play “ringing” to caller, then disconnect.
- Play “ringing” to caller, then send to voicemail.
Best practices
- Block specific numbers rather than all calls with caller ID, so you stay reachable.
- Block calls without caller ID with care. Some legitimate callers do not send a caller ID.
- Prefer a voicemail option for When blocking calls if a wanted caller might be blocked by mistake; they can still leave a message.
- Consider Call Screening to vet unknown callers instead of rejecting them.
Related documentation
- Call Screening - callers announce themselves before the call is put through.
- Call Forwarding - send wanted calls elsewhere.