Enterasys Networks CSX7000 Manuel d'utilisateur télécharger pdf (Page 712)

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AUSE

ODES

ABLE

The following table provides Q.931 cause codes and their corresponding meanings. Cause codes

may appear in Call Trace Messages.

Dec Value Hex Value Q.931 Cause

0 0 valid cause code not yet received

1 1 unallocated (unassigned number)

Indicates that, although the ISDN number was presented in a valid

format, it is not currently assigned to any destination equipment.

2 2 no route to specified transit network (WAN)

Indicates that the ISDN exchange was asked to route the call through

an intermediate network that is unrecognized.

3 3 no route to destination

Indicates that the call was actually routed through a network that

does not serve the destination address.

4 4 send special information tone

5 5 misdialed trunk prefix

6 6 channel unacceptable

Indicates that the quality of service provided by the specified

channel was insufficient to accept the connection.

7 7 call awarded and being delivered in an established channel

Indicates that the device has been awarded an incoming call and that

the call is being connected to a channel that has already been

established for similar calls.

8 8 prefix 0 dialed but not allowed

9 9 prefix 1 dialed but not allowed

10 A prefix 1 dialed but not required

11 B more digits received than allowed, call is proceeding

16 10 normal call clearing or normal disconnect

Reports the normal clearing of a call. No action required.

17 11 device busy

Indicates that the called system has acknowledged the connection

request, but is unable to accept the call because the B-channels are

currently in use.

18 12 no device responding

Indicates that the connection could not be completed because the

destination failed to respond to the call.

1 2 ... 707 708 709 710 711 712 713 714 715 716 717 ... 728 729

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Enterasys Networks CSX7000 Manuel d'utilisateur Page 712

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