7. Operation and Maintenance

Table 7-14. Most Recent and Previous Cause Value Messages (4 of 6)

 

Cause

 

 

Message

No.

What It Indicates

What To Do

 

 

 

 

Normal Call

16

Call is being cleared

No action is needed.

Clearing

 

because either the caller or

 

 

 

receiver has requested that

 

 

 

it be cleared.

 

 

 

 

 

Normal, Unspecified

31

Remote user has sent a

No action is needed.

 

 

release message to the

 

 

 

network.

 

 

 

No other cause in the

 

 

 

normal class applies for this

 

 

 

normal event.

 

 

 

 

 

No User

18

Called device does not

Contact the network

Responding

 

respond to the call with an

provider if the cause

 

 

alert or connect indication

continues.

 

 

within the prescribed period

 

 

 

of time.

 

 

 

Internal network timers may

 

 

 

be a cause.

 

 

 

 

 

Number Changed

22

Called number is no longer

Look in the diagnostic field

 

 

assigned.

for the new number, then

 

 

 

change the phone number

 

 

 

in your ISDN link profile.

 

 

 

 

Only Restricted

70

An unrestricted bearer

Arrange for the desired

Bearer Capability

 

service has been

capability.

Available

 

requested, but the device

 

 

 

sending the cause only

 

 

 

supports the restricted

 

 

 

version.

 

 

 

 

 

Outgoing Calls

52

Network is using Call

Contact the network

Barred

 

Screening.

provider to turn Call

 

 

 

Screening off.

 

 

 

 

Pre-empted

45

Call has been pre-empted.

Contact the network

 

 

 

provider.

 

 

 

 

Protocol Error,

111

No other cause in the

Contact your service

Unspecified

 

protocol error class applies

representative.

 

 

for this protocol error event.

 

 

 

 

 

Quality of Service

49

Requested Quality of

No action is needed.

Unavailable

 

Service requested cannot

 

 

 

be provided (e.g.,

 

 

 

throughput cannot be

 

 

 

supported).

 

 

 

 

 

Recovery of Timer

102

Error-handling procedure

Retry the call.

Expired

 

has been initiated as a

 

 

 

result of the expiration of a

 

 

 

timer.

 

 

 

 

 

9128-A2-GB20-80

September 2002

7-45

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Paradyne CSU, DSU, 9126-II, 9128-II manual Normal class applies for this