What numbers can I dial?

What numbers can I dial?

Numbers you can dial from any phone

Type	Format	Example
IFI Voice-over-IP number University internal number	5 digit extension	50898
Numbers within Switzerland	7 digit phone number	0445551234
International numbers	00 + internaltional dialling code + number	001 212 555 2233

Note: If you have enabled the ENUM function you must dial also dial Swiss numbers in the international format for the ENUM lookup to work. If you dial Swiss numbers the usual way, ENUM will not work and you will be connected by using the traditional phone network.

Additional Voice-over-IP addresses

These numbers can not be used via the Siemens telephones. They are for use only on Voice-over-IP phones and as destinations in the diversions table.

Type	Format	Example
SIP URI (from SIP phones)	user@domain.com	peter@university.edu
IAX2 (from IAX2 phones)	guest@server.com/extension	guest@voip.uni.edu/1234

Special numbers

50990	Conference access number
50998	Voicemail access number
50999	Access to Voice-over-IP from Siemens phones