Bruno can be reached at the number 100 internally, his home at 101 and the voicemail at 666.
External numbers are provided by Viptel and Axfone.
One example of an external number is +421 2 772 714 34 which is provided by Axfone in my 5 number DID range.
Viptel also provides 2 numbers, one national and one geographical(in Bratislava).
