Interoperability Testing

Reason and Refuse Codes

Code

Meaning

Action

 

 

 

(0x08)

N-Reject (NSAP unreachable/ Permanent)

Use osiadmin or otsshowes

 

Network connection could not be established

to examine the configured

 

X.121 address for this NSAP.

 

because the X.121 address was incorrect.

 

Verify if remote is up and

 

 

 

 

listening on the configured

 

 

address.

 

 

 

(0x09)

N-Reset from NS Provider (No Reason)

No recognized diagnostic is

 

Network connection was reset.

provided.

 

 

 

 

 

(0x0a)

N-Reset from NS Provider (Congestion)

X.25 diagnostic indicates

 

Network connection was reset.

provider was a problem.

 

 

 

 

 

(0x0b)

N_Reject (Address Unknown)

Use osiadmin or otsaddes

 

No destination or route entry exists for the

to configure the destination

 

system.

 

given NSAP. Network connection cannot be

 

 

 

established.

 

 

 

 

(0x12)

Disconnect for NS User Remote Transport

 

 

layer encountered a failure and abruptly

 

 

released the network connection.

 

 

 

 

(0x14)

User N_Reject (Transient)

 

 

The remote Transport layer refused this

 

 

network connection request.

 

 

 

 

(0x15)

User N_Reject (Permanent) The remote

 

 

Transport layer refused this network

 

 

connection request.

 

 

 

 

(0x16)

User N_Reject (QOS unavail/ Transient)

 

 

QOS negotiation failure

 

 

 

 

(0x17)

User N_Reject (QOS unavail/ Permanent)

 

 

QOS negotiation failure

 

 

 

 

(0x18)

N_Reject ((Unrecognized NS-user- data)

 

 

 

 

46

Chapter 1