OSI/TS Configuration and Management Manual
NonStop Kernel File-System Interface
OSI/TS Configuration and Management Manual—424831-001
7-15
SETPARAM 10
Table 7-4. Current Connection State
First Octet
Primary 
State
Second 
Octet Substate
1 Connection
established
1
2
Initiated by local application
Initiated by remote application
2 Connection 
in progress
1
2
Waiting for an incoming CR-TPDU
Waiting for a CC-TPDU
3 Disconnect 1 DR-TPDU send;  waiting for DC-
TPDU
4 Connection 
not 
established
1
2
No connection request has been issued
Disconnect  requested by local application
3 Disconnect initiated by remote application 
timeout
4 Disconnect  due to  network disconnect
7 OSI/TS  issued disconnect because of an 
unrecoverable 
system error
8 Abort initiated by OSI/TS because user 
issued an SCF 
PRIMARY command
5 DR-TPDU 
received
0
1
Reason not specified
Congestion at TSEL
2 Session entity not  attached to TSEL
3 Address unknown
128 Normal disconnect initiated by transport 
user
129 Congestion  at remote  transport entity
130 Congestion  negotiation failed (proposed 
class
not supported)
131 Same pair of  NSAPs have different 
source references
132 Mismatched references
133 Protocol error
135 Reference overflow
136 Connect  request refused on this network 
connection
138 Header or parameter length invalid










