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SGW Generic Requirements GR-3053-CORE Issue 1 Contents February 2000 viii 5.2.2.3.2 M3UA Layer Resources . . . . . . . . . 5–23 5.2.2.3.3 SCTP Layer Resources . . . . . . . . . 5–25 5.2.2.3.4 Provisioning Operations for CCA Interface Resources . . . . . . . . . . . 5–26 5.2.2.4 Core Network Interfaces . . . . . . . . . . . . . . 5–26 5.2.3 Status Management . . . . . . . . . . . . . . . . . . . . . . . 5–27 5.2.3.1 Status Monitoring . . . . . . . . . . . . . . . . . . 5–28 5.2.3.1.1 General State Variables . . . . . . . . . 5–28 5.2.3.1.2 Overview of SGW Monitored Resources and States . . . . . . . . . . 5–29 5.2.3.1.3 SGW SS7 Signaling Point States . . . . 5–31 5.2.3.1.4 SS7 Link Equipment Port States . . . . 5–33 5.2.3.1.5 SS7 Link States . . . . . . . . . . . . . . 5–34 5.2.3.1.6 SS7 Link Set States . . . . . . . . . . . . 5–39 5.2.3.1.7 SS7 Destination/Route-Set States . . . 5–40 5.2.3.1.8 SS7 Signaling Route States . . . . . . . 5–41 5.2.3.1.9 CCA Interface Status . . . . . . . . . . 5–43 5.2.3.1.10 Remote M3UA Application Server States for CCA . . . . . . . . . . . . . . 5–43 5.2.3.1.11 Remote M3UA Application Server Process States for CCA . . . . . . . . . 5–44 5.2.3.1.12 SGW Local M3UA ASP States . . . . . . 5–44 5.2.3.1.13 SCTP Association States . . . . . . . . 5–45 5.2.3.1.14 SCTP Destination Transport Address States . . . . . . . . . . . . . . . . . . . 5–46 5.2.3.1.15 Core Network Interface Resources . . 5–46 5.2.3.2 Status Management and Control . . . . . . . . . . 5–47 5.2.3.2.1 Status Retrieval - General . . . . . . . . 5–47 5.2.3.2.2 Autonomous Notification of State Changes . . . . . . . . . . . . . . . . . . 5–47 5.2.3.2.3 SGW Status Change Log . . . . . . . . . 5–49 5.2.3.2.4 Status Management Actions - General . 5–49 5.2.3.2.5 Status Management Actions for SS7 Interfaces . . . . . . . . . . . . . . . . . 5–50 5.2.3.2.6 Status Management Actions for the CCA Interface . . . . . . . . . . . . . . . . . 5–51 5.2.3.2.7 Status Management Actions for Core Network Interfaces . . . . . . . . . . . 5–52 5.3 Fault Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–52 5.3.1 Alarm/Event Surveillance . . . . . . . . . . . . . . . . . . . 5–53 5.3.1.1 General . . . . . . . . . . . . . . . . . . . . . . . . 5–53 5.3.1.1.1 Alarm Surveillance Functional Requirements . . . . . . . . . . . . . . . 5–53 5.3.1.1.2 Alarm/Event Notification Contents (Common) . . . . . . . . . . . . . . . . 5–54 5.3.1.1.3 Filtering and Throttling . . . . . . . . . 5–55 5.3.1.1.4 Notification Retention . . . . . . . . . . 5–55
GR-3053-CORE Issue 1 SGW Generic Requirements February 2000 Contents 5.3.1.1.5 Overview of SGW Resource-and-Event- Specific Alarm Requirements . . . . . . 5–56 5.3.1.2 For SS7 Interfaces . . . . . . . . . . . . . . . . . . 5–56 5.3.1.2.1 SGW SS7 Signaling Isolation from Serving STP Pair . . . . . . . . . . . . . 5–58 5.3.1.2.2 SGW SS7 Signaling Isolation Recovery 5–58 5.3.1.2.3 SGW SS7 Isolation From Adjacent STP 5–58 5.3.1.2.4 SGW SS7 Isolation Recovery from Adjacent STP . . . . . . . . . . . . . . . 5–58 5.3.1.2.5 SS7 Destination Inaccessible . . . . . . 5–59 5.3.1.2.6 SS7 Destination Accessible . . . . . . . 5–59 5.3.1.2.7 SS7 Route Set Remote Congestion . . . 5–59 5.3.1.2.8 SS7 Route Set Remote Congestion Abatement . . . . . . . . . . . . . . . . 5–60 5.3.1.2.9 SS7 Remote User Part Unavailable . . . 5–60 5.3.1.2.10 SS7 Link Set Outage . . . . . . . . . . . 5–61 5.3.1.2.11 SS7 Link Set Available . . . . . . . . . . 5–62 5.3.1.2.12 SS7 Link Unavailable (Link Outage) . . 5–62 5.3.1.2.13 SS7 Link Available . . . . . . . . . . . . 5–63 5.3.1.2.14 SS7 Link Failure . . . . . . . . . . . . . 5–64 5.3.1.2.15 SS7 Link Restoration/Activation . . . . 5–68 5.3.1.2.16 SS7 Link Alignment Failure . . . . . . . 5–68 5.3.1.2.17 Sustained SS7 Link Failure (Failed Link Craft Referral) . . . . . . . 5–69 5.3.1.2.18 SS7 Link Inhibit . . . . . . . . . . . . . 5–71 5.3.1.2.19 SS7 Link Inhibit Denied . . . . . . . . . 5–71 5.3.1.2.20 SS7 Link Uninhibit . . . . . . . . . . . . 5–72 5.3.1.2.21 SS7 Link Blocked - Remote Processor Outage . . . . . . . . . . . . 5–73 5.3.1.2.22 SS7 Link Unblocked - End of Remote Processor Outage . . . . . . . . . . . . 5–74 5.3.1.2.23 SS7 Link Blocked - Local Processor Outage . . . . . . . . . . . . . . . . . . . 5–74 5.3.1.2.24 SS7 Link Unblocked - End of Local Processor Outage . . . . . . . . . . . . 5–75 5.3.1.2.25 SS7 Link Deactivated/Removed from Service . . . . . . . . . . . . . . . . . . 5–76 5.3.1.2.26 SS7 Link Activation Initiated . . . . . . 5–76 5.3.1.2.27 SS7 Local MTP3 Unavailable . . . . . . 5–77 5.3.1.2.28 SS7 Link Transmit Congestion Onset/Increase . . . . . . . . . . . . . . 5–77 5.3.1.2.29 SS7 Link Transmit Congestion Abatement . . . . . . . . . . . . . . . . 5–78 5.3.1.2.30 Commencement of SS7 Link Transmit Buffer Overflow . . . . . . . . 5–79 5.3.1.2.31 Termination of SS7 Link Transmit Buffer Overflow . . . . . . . . . . . . . 5–79 ix
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