gov.nist.antd.mpls.signaling.ouni
Class OUNI_C

java.lang.Object
  |
  +--gov.nist.antd.mpls.signaling.ouni.OUNIModule
        |
        +--gov.nist.antd.mpls.signaling.ouni.OUNI_C

public class OUNI_C

extends OUNIModule

Class OUNI_C

 ========================
 Concept of OUNI_C/OUNI_N
 ========================

 +----------------------------+                      +----------------------------+
 | LSR                        |                      | OXC                        |
 | +------------------------+ |                      | +------------------------+ |
 | | CR-LDP                 | |                      | | CR-LDP                 | |
 | | - General Signaling    | |                      | | - General Signaling    | |
 | |   functions            | |                      | |   functions            | |
 | | +--------------------+ | |                      | | +--------------------+ | |
 | | | OUNI_C (a)         | | |    exchange OUNI     | | | OUNI_N (b)         | | |
 | | |  - ConnectionTable | | |       messages       | | |  - ConnectionTable | | |
 | | |  - OUN_N info      |..............................|  - OUNI_C table    | | |
 | | |  - Interface Infos | | |                      | | |  - Interface Infos | | |
 | | +--------------------+ | |                      | | +--------------------+ | |
 | +------------------------+ |                      | +------------------------+ |
 | .......................... |                      | .......................... |
 | +-----+           +------+ |                      | +------+          +------+ |
 | | NIC |.......... | ONIC +==========================+ ONIC |......... | ONIC | |
 | +-----+           +------+ |                      | +------+          +------+ |
 +----------------------(c)---+                      +----(d)---------------------+

                        LSR Domain <--- | ---> Optical Domain...

 ==================
 OUNI Label Request
 ==================

           Ingress LSR                              Ingress OXC
         +------------------------+              +------------------------------------------+
         | CR-LDP                 |              | CR-LDP                   (5) send a      |
         |    (2) creates a       | (3) sends    | (4) creates a             LabelRequest   |
         |        OUNIConnection  |    a OUNI    |  OUNIConnection+-------+  message to the |
         |    +----------------+  |    message   | +--------------+-+     |  egress LSR to  |
         |    | OUNIConnection |+ | to establish | | OUNIConnection |+    |  establish a LSP|
         |    | - ConnectionID |..................>| - ConnectionID ||  +-+------------+    |(6)general Label 
         |    +----------------+| |   a Optical  | +----------------+|  | CRLDPControl |    | Request Procedure
  (1)    |     +----------------+ |      path    |  +----------------+  |  Block       |---------------------->
  OUNI   |           |            | (Label       |          |           +--------------+    |    Label Request 
  Request|   +-------+------+     |     Request) |  +-------+------+                        |    message
     ----+-->| OUNI-C       |     |              |  | OUNI-N       |                        |
         |   | - Connection +=====|==============|==+ - Connection |                        |
         |   |   Table      |     |              |  |   Table      |                        |
         |   +--------------+     |              |  +--------------+                        |
         |                        |              |                                          |
         +------------------------+              +------------------------------------------+

                          LSR Domain <--- | ---> Optical Domain...
                       Egress OXC                                                      Egress LSR
                     +------------------------------------------+                    +------------------------+
                     | CR-LDP                                   |                    | CR-LDP                 |
                     |  (7) create a OUNIConnection             |                    |    (9) creates a       | 
                     |             +----------+                 | (8) sends a OUNI   |        OUNIConnection  | 
                     |             |       +--+-------------+   |     message to     |    +----------------+  | 
                     |             |       | OUNIConnection |+  |     establish      |    | OUNIConnection |+ | 
 6)general Label     | +-----------+--+    | - ConnectionID |............................>| - ConnectionID || |
   Request Procedure | | CRLDPControl |    +----------------+|  |     a Optical      |    +----------------+| |  
 --------------------->| Block        |     +----------------+  |     path           |     +----------------+ |  
  Label Request      | +--------------+            |            |  (Label Request)   |           |            | 
  message            |                     +-------+------+     |                    |   +-------+------+     |  
                     |                     | OUNI-N       |     |                    |   | OUNI-C       |     |   
                     |                     | - Connection +=====|====================|===+ - Connection |     |    
                     |                     |   Table      |     |                    |   |   Table      |     | 
                     |                     +--------------+     |                    |   +--------------+     |
                     |                                          |                    |                        |   
                     +------------------------------------------+                    +------------------------+    

                                                    ...Optical Domain <--- | ---> LSR Domain
 ==================
 OUNI Label Mapping
 ==================

                       Egress OXC                                                      Egress LSR
                     +------------------------------------------+                    +------------------------+
                     | CR-LDP  (12) Label Mapping between the   |                    | CR-LDP                 |
                     |              EgressOXC and Egress LSR    |                    |  (10) EgressLSR Label  | 
                     |             +----------+                 | (11) sends a OUNI  |    mapping procedure   | 
                     |             |       +--+-------------+   |     message to     |    +----------------+  | 
                     |             |       | OUNIConnection |+  |     allocate       |    | OUNIConnection |+ | 
 (13)general Label   | +-----------+--+    | - ConnectionID |<............................| - ConnectionID || |
   Mapping Procedure | | CRLDPControl |    +----------------+|  |     resource into  |    +----------------+| |  
 <---------------------+ Block        |     +----------------+  |     a Optical path |     +----------------+ |  
  Label Mapping      | +--------------+            |            |   (Label Mapping)  |           |            | 
  message            |                     +-------+------+     |                    |   +-------+------+     |  
                     |                     | OUNI-N       |     |                    |   | OUNI-C       |     |   
                     |                     | - Connection +=====|====================|===+ - Connection |     |    
                     |                     |   Table      |     |                    |   |   Table      |     | 
                     |                     +--------------+     |                    |   +--------------+     |
                     |                                          |                    |                        |   
                     +------------------------------------------+                    +------------------------+    

                                                    ...Optical Domain <--- | ---> LSR Domain

           Ingress LSR                              Ingress OXC
         +------------------------+              +------------------------------------------+
         | CR-LDP                 |              | CR-LDP                                   |
         |(17) Label Mapping,     | (16) sends   |                                          |
         |established Optical Path|    a OUNI    |                +-------+                 |
         |    +----------------+  |    message   | +--------------+-+     | (14) Label      |
         |    | OUNIConnection |+ | to allocate  | | OUNIConnection |+    |      Mapping    |
         |    | - ConnectionID |<..................| - ConnectionID ||  +-+------------+    |(13)general Label 
         |    +----------------+| |  resource    | +----------------+|  | CRLDPControl |    | Mapping Procedure
         |     +----------------+ |              |  +----------------+  |  Block       |<----------------------
         |           |            | (Label       |          |           +--------------+    |    Label Mapping 
         |   +-------+------+     |     Mapping) |  +-------+------+                        |    message
         |   | OUNI-C       |     |              |  | OUNI-N       |(15) get Incoming Label |
         |   | - Connection +=====|==============|==+ - Connection |  and send it to the    |
         |   |   Table      |     |              |  |   Table      |  Ingress LSR           |
         |   +--------------+     |              |  +--------------+                        |
         |                        |              |                                          |
         +------------------------+              +------------------------------------------+

                          LSR Domain <--- | ---> Optical Domain...
 

 This class was developed at the National Institute of Standards and
 Technology by employees of the Federal Government and the Towson
 University by student in the course of their official duties.  Pursuant
 to title 17 Section 105 of the United  States Code this software is not
 subject to copyright protection and is in the public domain.
 NIST assumes no responsibility whatsoever for its use by other parties,
 and makes no guarantees, expressed or implied, about its quality,
 reliability, or any other characteristic.
 

 We would appreciate acknowledgement if the software is used.
 

 NIST ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION AND
 DISCLAIM ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING
 FROM THE USE OF THIS SOFTWARE.
 

Author:

EunHyuk Lim (ehlim@antd.nist.gov, othree28@hotmail.com)

, borchert , rouil , Chul Kim

Field Summary

MPLSInterfaceInfo	clientIfaceInfo Field clientIfaceInfo - reference : (c)
int	ConnectionIDCount Field ConnectionIDCount - Connection count
java.util.Hashtable	ConnectionTable Field ConnectionTable - reference : (a) , OUNIConnection.java
int	IPaddr Field IPaddr - IP Address
java.util.Vector	MessageQueue Field MessageQueue - Message queue
OUNI_N	OUNIServer Field OUNIServer - reference : (b)
PeerLSRInfo	peerInfo Field peerInfo - Peer LSR information
double	PropagationDelay Field PropagationDelay - Propagation Delay
MPLSInterfaceInfo	serverIfaceInfo Field serverIfaceInfo - reference : (d)

Fields inherited from class gov.nist.antd.mpls.signaling.ouni.OUNIModule

NodeID, sCRLDPInfo

Constructor Summary

OUNI_C(S_CRLDP crldp, PeerLSRInfo pinfo)
Creates an OUNI_C instance.

Method Summary

void	establishTransportNetworkPath(MPLSSignalingInfo sinfo) Method establishTransportNetworkPath Reference : (1), (2) Called by the IngressLSR to eastablish a Optical Path This is the first called function in the OUNI procedure.
int	getClientIPAddr() Return the ip address of the client.
long	getConnectionID() Method getConnectionID Get Connection ID between O-UNI Server and O-UNI Client
int	getServerIPAddr() Determine the server ip address.
void	initOUNIEstablish() Method initOUNIEstablish Initialize the O-UNI client
void	push(ProtocolMessage message, OUNIModule fromServer) Method push
void	sendOUNIMessage() Method sendOUNIMessage Deliver the O-UNI message to O-UNI Server
boolean	sendOUNIMessage(ProtocolMessage message) Method sendOUNIMessage OUNI message forwarding functions.

Methods inherited from class gov.nist.antd.mpls.signaling.ouni.OUNIModule

getTime

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

OUNIServer

public OUNI_N OUNIServer

Field OUNIServer - reference : (b)

peerInfo

public PeerLSRInfo peerInfo

Field peerInfo - Peer LSR information

clientIfaceInfo

public MPLSInterfaceInfo clientIfaceInfo

Field clientIfaceInfo - reference : (c)

serverIfaceInfo

public MPLSInterfaceInfo serverIfaceInfo

Field serverIfaceInfo - reference : (d)

ConnectionTable

public java.util.Hashtable ConnectionTable

Field ConnectionTable - reference : (a) , OUNIConnection.java

IPaddr

public int IPaddr

Field IPaddr - IP Address

ConnectionIDCount

public int ConnectionIDCount

Field ConnectionIDCount - Connection count

PropagationDelay

public double PropagationDelay

Field PropagationDelay - Propagation Delay

MessageQueue

public java.util.Vector MessageQueue

Field MessageQueue - Message queue

Constructor Detail

OUNI_C

public OUNI_C(S_CRLDP crldp,
              PeerLSRInfo pinfo)

Creates an OUNI_C instance.

Parameters:

crldp - - local CR-LDP object

pinfo - - Peer LSR Information

Method Detail

getClientIPAddr

public int getClientIPAddr()

Return the ip address of the client.

Returns:

int The clients ip address

getServerIPAddr

public int getServerIPAddr()

Determine the server ip address.

Returns:

the ip address.

initOUNIEstablish

public void initOUNIEstablish()

Method initOUNIEstablish Initialize the O-UNI client

getConnectionID

public long getConnectionID()

Method getConnectionID Get Connection ID between O-UNI Server and O-UNI Client

Returns:

long - XXX

establishTransportNetworkPath

public void establishTransportNetworkPath(MPLSSignalingInfo sinfo)

Method establishTransportNetworkPath Reference : (1), (2) Called by the IngressLSR to eastablish a Optical Path This is the first called function in the OUNI procedure.

Parameters:

sinfo - - XXX

push

public void push(ProtocolMessage message,
                 OUNIModule fromServer)

Method push

Parameters:

message -

fromServer -

sendOUNIMessage

public boolean sendOUNIMessage(ProtocolMessage message)

Method sendOUNIMessage OUNI message forwarding functions. Call sendOUNIMessage() method

Overrides:

sendOUNIMessage in class OUNIModule

Parameters:

message -

Returns:

boolean - True if success

sendOUNIMessage

public void sendOUNIMessage()

Method sendOUNIMessage Deliver the O-UNI message to O-UNI Server