Operation Manual

Audible Signals

14 FRITZ!Box Fon ata – 1 This Is FRITZ!Box Fon ata

Updatable firmware

z DHCP server and DHCP client

z Router

z Firewall and packet filter

z IP masquerading/NAT

z Conform to CE standards

1.5 Audible Signals

The following diagram illustrates the duration and intervals

of the various handset and ring signals.

Handset and ring patterns at FRITZ!Box Fon ata

Audible Signals

n secon

Ring

Busy signal

Internal dial tone

External dial tone

Positive confirmation

Neg. acknowledgment

Call waiting

Calls

External call

Internal call

Call back