gov.nist.antd.mpls.signaling
Class PeerLSRInfo

java.lang.Object
  |
  +--gov.nist.antd.mpls.signaling.PeerLSRInfo

public class PeerLSRInfo

extends java.lang.Object

Peer LSR Information.....

  The sCRLDP class is MPLS Signaling Protocol.
  

                                                +------------------------+                   
   (1) When the sCR-LDP is started, it creates  | PeerLSRInfo            |+                  
       a peerLSRInfoTable to maintain peer      |  - PeerLSR information ||+                 
       LSR information to support MPLS signaling|   - Interface Info     |||                 
       messages exchanging                      |   - IP address Info    |||                 
   (2) If there is no peerLSR infomation        |                        |||                                                          
       that is requested to establish a LSP,    +-----------.------------+||                                                              
       Label request will be rejected.            +---------.-------------+|                                    
                                                  +------.--------------+           
                                                            .
                             +=========================+    .
                             | sCR-LDP                 |    .              
    to/from a peerCR-LDP     |  - peerLSRInfoTable...........                      to/from a peerCR-LDP
                             |  - ControlBlockTable.......    
                             |  - Signaling functions  | .                                 
                             +=========================+ .                                     
                                                         .      
                                                +--------.---------------+                   
   (3) When the sCR-LDP receives a Label        | CRLDPControlBlock      |+                  
       request message form the peer CR-LDP,    |  - LSP information     ||+                 
       thesCR-LDP creates a CRLDPControlBlock   |  - Label Request funcs |||                 
       to establish a requested LST             |  - Label Mapping funcs |||                 
   (4) The CRLDPControlBlock has all of         |  - Notification funcs  |||                                                          
       Label Request, Mapping and Release       +------------------------+||                                                              
       functions. So It performs a LSP            +-----------------------+|                                    
       establish, management and release.            +---------------------+                                                         
                                                                     
                                                                     
                                                                     
 

 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

boolean	isActiveRole Field isActiveRole - Active Role flag
boolean	isOUNIClient Field isOUNIClient - OUNI client flag
boolean	isSameLayer Field isSameLayer - Same layer flag
boolean	isTunnel Field isTunnel - Tunnel flag
java.lang.String	LSRID Field LSRID - LSR ID
MPLSInterfaceInfo	myIface Field myIface - local Interface Information
S_CRLDP	peerCRLDP Field peerCRLDP - Peer CR-LDP object
MPLSInterfaceInfo	peerIface Field peerIface - Peer node's Interface information
java.util.Vector	peerIPaddrList Field peerIPaddrList - Peer Node's IP addresses
java.lang.String	peerLSRID Field peerLSRID - Peer LSR ID
PeerLSRMgmt	peerlsrmgmt Field peerlsrmgmt - Peer Node's LSR Management

Constructor Summary

PeerLSRInfo(PeerLSRMgmt lsrmgmt, MPLSInterfaceInfo myintf, ProtocolGraph peerLSR, int peerIfaceid, boolean isactive, boolean istunnel)
Constructor PeerLSRInfo

Method Summary

void	addPeerInfo(int ifaceid, ProtocolGraph peerLSR, int peerIface, boolean istunnel) Method addPeerInfo Add peer LSR management module
boolean	isPeerLSR(int ifaceid) Method isPeerLSR Check whether interface is connected to the peer node
boolean	isPeerLSRIP(int ipaddr) Method isPeerLSRIP Check that the IP address is peer node's one
void	printInterfaceInfo() Method printInterfaceInfo Print Interface Information

Methods inherited from class java.lang.Object

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

Field Detail

peerlsrmgmt

public PeerLSRMgmt peerlsrmgmt

Field peerlsrmgmt - Peer Node's LSR Management

LSRID

public java.lang.String LSRID

Field LSRID - LSR ID

myIface

public MPLSInterfaceInfo myIface

Field myIface - local Interface Information

isActiveRole

public boolean isActiveRole

Field isActiveRole - Active Role flag

isTunnel

public boolean isTunnel

Field isTunnel - Tunnel flag

peerLSRID

public java.lang.String peerLSRID

Field peerLSRID - Peer LSR ID

peerIPaddrList

public java.util.Vector peerIPaddrList

Field peerIPaddrList - Peer Node's IP addresses

peerCRLDP

public S_CRLDP peerCRLDP

Field peerCRLDP - Peer CR-LDP object

peerIface

public MPLSInterfaceInfo peerIface

Field peerIface - Peer node's Interface information

isSameLayer

public boolean isSameLayer

Field isSameLayer - Same layer flag

isOUNIClient

public boolean isOUNIClient

Field isOUNIClient - OUNI client flag

Constructor Detail

PeerLSRInfo

public PeerLSRInfo(PeerLSRMgmt lsrmgmt,
                   MPLSInterfaceInfo myintf,
                   ProtocolGraph peerLSR,
                   int peerIfaceid,
                   boolean isactive,
                   boolean istunnel)

Constructor PeerLSRInfo

Parameters:

lsrmgmt - - Peer LSR management information

myintf - - Local Interface

peerLSR - - Peer LSR node(ProtocolGraph)

peerIfaceid - - Peer Interface ID

isactive - - True if it plays an active role

istunnel - - True if it is tunnel

Method Detail

addPeerInfo

public void addPeerInfo(int ifaceid,
                        ProtocolGraph peerLSR,
                        int peerIface,
                        boolean istunnel)

Method addPeerInfo Add peer LSR management module

Parameters:

ifaceid - - Interface ID

peerLSR - - Peer LSR Object

peerIface - - Peer Interface ID

istunnel - - True if it is tunnel

isPeerLSR

public boolean isPeerLSR(int ifaceid)

Method isPeerLSR Check whether interface is connected to the peer node

Parameters:

ifaceid - - Interface ID

Returns:

boolean - True if interface is connected to the peer node

isPeerLSRIP

public boolean isPeerLSRIP(int ipaddr)

Method isPeerLSRIP Check that the IP address is peer node's one

Parameters:

ipaddr - - IP address

Returns:

boolean - True if it is peer node's IP address

printInterfaceInfo

public void printInterfaceInfo()

Method printInterfaceInfo Print Interface Information