TANDBERG 770 用户手册

TANDBERG Videoconferencing System

Advanced use

The numbers used to call out to the far end are shown in the window. If an error occurs a cause code will be
displayed on the right hand side of the window.

RESS

ENU

AND

THEN

’C

ALL

TATUS

’

BRING

THIS

WHEN

NOT

THE

SYSTEM

TIP

Cause codes

The most common cause codes (for ISDN) are:

1 -

Unallocated (unassigned) number

2 -

No route to specified transit network (WAN)

16 -

Normal clearing

17 -

User busy

18 -

No user responding

21 -

Call rejected

28 -

Invalid number format (incomplete number)

29 -

Facility rejected

31 -

Normal, unspecified

34 -

No circuit/channel available

41 -

Temporary failure

58 -

Bearer capability not presently available

65 -

Bearer service not implemented

69 -

Requested facility not implemented

81 -

Invalid call reference value

88 -

Incompatible destination

100 -

Invalid information element contents

102 -

Recovery on timer expiry

127 -

Internetworking, unspecified

255 - TANDBERG specific. undefined cause code