AASTRA 4220 Lite for BusinessPhone User Guide EN - Manual (Page 94)

Glossary
BusinessPhone – Dialog 4220 Lite / Dialog 3210 94
Third party
A third connection (person), which can be
included in an ongoing two person
conversation. The connection can be internal
or external.
See section “ During Calls ” on page 27.
Tie line
An external line from the private network.
Transfer
During an internal or external ongoing call you
can make an inquiry and then transfer the call
to another party (internal or external). See
sections “ During Calls ” on page 27 and “ Useful
Hints” on page 83 .
Trunk line
A trunk line is the same as an external line. Can
be either digital or analog.