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Conference azur::mcc

Title:DECmcc user notes file. Does not replace IPMT.
Notice:Use IPMT for problems. Newsletter location in note 6187
Moderator:TAEC::BEROUD
Created:Mon Aug 21 1989
Last Modified:Wed Jun 04 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:6497
Total number of notes:27359

5452.0. "COMPLEX Circuit Status Alarming?" by SUBWAY::YANNIOS () Mon Aug 09 1993 19:57

    One of my customer's has a large private PSDN.
    
    We have defined Complex X.25 DLM Circuits mapping all the DECnet
    DLM circuits on the network.   Each Complex circuit is comprised of
    two parallel X.25 DLM circuits.
    
    E.G. CIRCUIT.NYC-LDN = { 
    			     CIRCUIT.X25-NYC-LDN-OUT
    			     CIRCUIT.X25-NYC-LDN-IN 
                           }
    and,
    
    CIRCUIT.X25-NYC-LDN-OUT = NODE4 .DNA_NODE.NYC CIRCUIT X25-LDN-OUT
    CIRCUIT.X25-NYC-LDN-IN  = NODE4 .DNA_NODE.NYC CIRCUIT X25-LDN-IN
    
    We are trying to define alarm rules to display either green or red
    to indicate whether the complex circuit is up or not.
    
    If both of the complex circuit's underlying DLM circuits are make
    the complex circuit have the OSI NMFoperationalstate as UNKNOWN |
    BUSY we'd like the rule to display the circuit RED and if one or
    more of them is up and ACTIVE | ENABLED | BUSY, we'd like to display
    the circuit as GREEN.  
    
    Currently, we have defined two sets of rules:
    
                                Name = CIRC-NYC-LDN-STATUS-DOWN
                                Expression = (CIRCUIT CIRCUIT.NYC-LDN
                                      NMFOPERATIONALSTATE = DISABLED,  AT
                                              EVERY 00:01:00)
                               Description = "NYC-LDN CIRCUIT DOWN"
                                   Category = "QUALITY OF SERVICE ALARM"
    	                              Severity = Warning
    
                                Name = CIRC-NYC-LDN-STATUS-UP
                                Expression = (CIRCUIT CIRCUIT.NYC-LDN
                                      NMFOPERATIONALSTATE = DISABLED,  AT
                                              EVERY 00:01:00)
                               Description = "NYC-LDN CIRCUIT UP"
                                   Category = "QUALITY OF SERVICE ALARM"
    	                              Severity = CLEAR
    
    Is there a more effecient way to monitor the status of these
    circuits without having to define a separate rule for each
    NMFoperationalstate (ENABLED, DISABLED, ACTIVE, BUSY, UNKNOWN) ?
    (The customer has DLMs interconnecting New York, Chicago, Tokyo,
    Hong Kong, Tokyo, Los Angeles, Singapore ...)
    
    Thanks....
    
    /Nick...
    
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5452.1Boolean Expressions?SUBWAY::YANNIOSThu Aug 12 1993 00:5119
    Well, if I define a seperate rule for each NMFoperationalState, and
    poll - say every 5 mins - it works just fine.  The map is updated
    with the appropriate circuit states that the customer would like to
    see.
    
    Unfortunately, I have to define 5 rules (Active, Disabled, Enabled,
    Busy, Unknown) for 10 Wide Area Circuits.  This creates a lot of net
    overhead not to mention a number of NML processes on the systems
    that are being polled.
    
    It would be nice if a rule could be specified:
    Domain XXX_NY:.world Rule CIRC-LDN-TOK-STATUS-OK
    Description = "LDN-TOK CIRCUIT ENABLED"
    Category = "QUALITY OF SERVICE ALARM" Expression = (CIRCUIT CIRCUIT.LDN-TOK
    NMFOPERATIOSTATE = (ENABLED|ACTIVE) ,  AT EVERY 00:03:00)
                       ****************   
    Severity = Clear