1Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewIntroductionThe Cisco ONS 15327 increases the efficiency of bandwidth

Cisco ONS 15327 Product OverviewCard Protection10Cisco ONS 15327 Product Overview, R3.3June 2002Figure 13 Ethernet card faceplateCard ProtectionThe ON

11Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewCisco Transport Controllercard of the same type (for example, two OC-

Cisco ONS 15327 Product OverviewCisco Transport Controller12Cisco ONS 15327 Product Overview, R3.3June 2002uses the customer-provisioned latitude and

13Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewCisco Transport Controller• Firewall—When this feature is enabled, ce

Cisco ONS 15327 Product OverviewCisco Transport Controller14Cisco ONS 15327 Product Overview, R3.3June 2002Figure 14 CTC GUI (window) in network viewC

15Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewCisco Transport ControllerFigure 15 Creating circuits with the CTC Ci

Cisco ONS 15327 Product OverviewLogin Options16Cisco ONS 15327 Product Overview, R3.3June 2002Login OptionsThe ONS 15454 offers network management fle

17Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewLogin OptionsFigure 16 Viewing non-DCC nodes using a login node group

Cisco ONS 15327 Product OverviewLogin Options18Cisco ONS 15327 Product Overview, R3.3June 2002CORBACTC supports Common Object Request Broker Architect

19Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewIn-Service Span UpgradesFigure 17 Customized network topology mapIn-S

Cisco ONS 15327 Product OverviewCards and Card Slots2Cisco ONS 15327 Product Overview, R3.3June 2002The ONS 15327 is designed for maximum flexibility.

Cisco ONS 15327 Product OverviewAlarm Collection and Display20Cisco ONS 15327 Product Overview, R3.3June 2002The protection configuration of the origi

21Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewAlarm Collection and DisplayThe history feature displays historical a

Cisco ONS 15327 Product OverviewAlarm Collection and Display22Cisco ONS 15327 Product Overview, R3.3June 2002Figure 19 Creating alarm profiles with the

23Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewAlarm Collection and Displayto the alarm collection point. To activat

Cisco ONS 15327 Product OverviewAlarm Collection and Display24Cisco ONS 15327 Product Overview, R3.3June 2002Figure 20 External alarm input and output

25Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewAlarm Collection and DisplayFigure 21 External alarms and controls us

Cisco ONS 15327 Product OverviewTiming26Cisco ONS 15327 Product Overview, R3.3June 2002TimingThe XTC card performs all system-timing functions for eac

27Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewTimingFigure 22 ONS 15327 timing exampleSynchronization Status Messag

Cisco ONS 15327 Product OverviewEthernet28Cisco ONS 15327 Product Overview, R3.3June 2002quality of timing sources. SSM enables SONET devices such as

29Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewSpanning Tree ProtocolFigure 23 Ethernet aggregation and transportTra

3Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewCards and Card SlotsAll slots are card-ready—when you plug in a card i

Cisco ONS 15327 Product OverviewSpanning Tree Protocol30Cisco ONS 15327 Product Overview, R3.3June 2002path exists between any two network hosts. The

31Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewNetwork ManagementFigure 25 Multicard EtherSwitchEthernet CircuitsThe

Cisco ONS 15327 Product OverviewNetwork Management32Cisco ONS 15327 Product Overview, R3.3June 2002Simple Network Management ProtocolSimple Network Ma

33Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewNetwork ManagementFigure 26 Proxy ARP exampleOpen Shortest Path First

Cisco ONS 15327 Product OverviewNetwork Management34Cisco ONS 15327 Product Overview, R3.3June 2002and puts them together to create a topology of the

35Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewNetwork ConfigurationsNetwork ConfigurationsThe ONS 15327 supports un

Cisco ONS 15327 Product OverviewNetwork Configurations36Cisco ONS 15327 Product Overview, R3.3June 2002Figure 27 Two-fiber bidirectional line switched

37Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewNetwork Configurationstraffic flows in one direction on the ring and

Cisco ONS 15327 Product OverviewNetwork Configurations38Cisco ONS 15327 Product Overview, R3.3June 2002Subtending RingsUPSRs and BLSRs can be subtende

39Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewNetwork ConfigurationsFigure 30 shows a UPSR subtending from a BLSR.

Cisco ONS 15327 Product OverviewCards and Card Slots4Cisco ONS 15327 Product Overview, R3.3June 2002XTC CardThe XTC is the common-control card for the

Cisco ONS 15327 Product OverviewNetwork Configurations40Cisco ONS 15327 Product Overview, R3.3June 2002Figure 31 Linear (point-to-point) ADM configurat

41Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewNetwork ConfigurationsPath-Protected Mesh NetworkONS 15327 networks g

Cisco ONS 15327 Product OverviewNetwork Configurations42Cisco ONS 15327 Product Overview, R3.3June 2002Figure 33 A path-protected mesh network with ON

43Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewNetwork ConfigurationsFigure 34 PPMN virtual ringONS 15327 and ONS 15

Cisco ONS 15327 Product OverviewTL144Cisco ONS 15327 Product Overview, R3.3June 2002Figure 35 ONS 15327s and ONS 15454s in a mixed configuration(subten

45Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewONS 15327 Installation and HardwareUse port number 2361 to access the

Cisco ONS 15327 Product OverviewONS 15327 Installation and Hardware46Cisco ONS 15327 Product Overview, R3.3June 2002Figure 36 ONS 15327 fan tray assem

47Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewONS 15327 Installation and HardwareFigure 37 ONS 15327 with locking c

Cisco ONS 15327 Product OverviewONS 15327 Installation and Hardware48Cisco ONS 15327 Product Overview, R3.3June 2002–Free running accuracy: 4.6 ppm–

49Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewONS 15327 Installation and Hardware–OC12 LR 1550–OC48 IR 1310–OC48 LR

5Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewCards and Card Slots• SONET data communications channel (DCC) terminat

Cisco ONS 15327 Product OverviewONS 15327 Installation and Hardware50Cisco ONS 15327 Product Overview, R3.3June 2002

Cisco ONS 15327 Product OverviewMechanical Interface Cards6Cisco ONS 15327 Product Overview, R3.3June 2002Mechanical Interface CardsThe two MICs, MIC-

7Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewOptical CardsOptical CardsThe optical cards, OC3 IR 4 1310, OC12 IR 13

Cisco ONS 15327 Product OverviewOptical Cards8Cisco ONS 15327 Product Overview, R3.3June 2002Figure 9 OC12 IR 1310 card faceplateOC12 LR 1550 CardThe

9Cisco ONS 15327 Product Overview, R3.3June 2002Cisco ONS 15327 Product OverviewOptical CardsFigure 11 OC48 IR 1310 card faceplateOC48 LR 1550 CardThe