Cabletron Systems 1082 User Manual Download

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SPECTRUM Enterprise Manager

Device Management

SmartSwitch 6000

Supports Management Modules SM-CSI1076, 1082, 1088

Summary of Contents for 1082

Page 1: ...Enterprise Manager ment SmartSwitch 6000 pports Management Modules SM CSI1076 1082 1088 ...

Page 2: ...as provided in paragraph b of this Notice or as otherwise expressly stated in the contract b This computer software may be 1 Used or copied for use in or with the computer or computers for which it was acquired including use at any Government installation to which such computer or computers may be transferred 2 Used or copied for use in a backup computer if any computer for which it was acquired i...

Page 3: ...odel a SmartSwitch 6000 16 Performance Statistics View 16 Port Operation Monitor 16 Port Operational Mode Set 16 Ports Configure 16 Power Supply Status Check 16 Remote Hardware Received Tech Check 16 Repeater Frame and Error Stats View 16 Repeater Frame Size and Protocols View 16 Repeater Performance Check 16 Repeater Port Status Check 16 Repeater Port Speed Set 17 Repeater Port Condition Display ...

Page 4: ...2 Virtual Channel Link View 44 CsRipEnetRpt Repeater Application 46 Download Application 46 CONFIGURATION VIEWS 47 Device Configuration View 47 Interface Configuration Table 48 Port Configuration CSIIfPort View 49 FddiMAC Device Configuration View 49 Station Configuration 49 SMT Information 52 ATM Client Configuration View 52 Fast Ethernet Configuration View 54 Operational Mode 54 Advertised Abili...

Page 5: ...C o n t e n t s r i s e M a n a g e r Page 6 S m a r t S w i t c h 6 0 0 0 61 61 ual Modeling 61 view 62 62 g 63 assis IP 63 tion 65 sis Device Icon 66 67 ...

Page 6: ...h software TRUM database cific to the supported is included under this topic on about device PECTRUM and for SPECTRUM functionality and navigation techniques refer to the documentation listed under Required Reading Required Reading To use this documentation effectively you must be familiar with the information covered by the other SPECTRUM online documentation topics list below Getting Started wit...

Page 7: ...esigned with a fully distributed switching architecture within each module which allows the modules to be managed as a single entity with a single module acting as a proxy agent for the chassis see odesManagement Modes page 9 The SmartSwitch 6000 provides port mirroring port trunking broadcast control Quality of Service QoS VLAN and topology protocol all in either traditional 802 1d mode or Cablet...

Page 8: ...alled module provides its own management functions You configure all of the modules in the chassis to Standalone mode and assign separate IP addresses for each module SPECTRUM management is through the representative Device icons created for each module during discovery and modeling Mixed Mode This mode provides a method of operationally isolating a module or modules for security purposes You set ...

Page 9: ...odule has a separate ne connection to every other s Figure 1 SmartSwitch 6000 Chassis CaBLeTROn SYSTeMS 6C105 Smart SWITCH 6000 Smart SWITCH 6000 Smart SWITCH 6000 Smart SWITCH 6000 Smart SWITCH 6000 100 125 VAC 200 250 VAC 50 60 Hz CaBLeTROn SYSTeMS PDK 0 0 REDUNDANCY 6C205 1 B0096520019 SN 100 125 VAC 200 250 VAC 50 60 Hz CaBLeTROn SYSTeMS PDK 0 0 REDUNDANCY 6C205 1 B0096520019 SN ...

Page 10: ...ule Table 2 6E Series Connectivities Module Connectivity 6E122 26 24 10BaseT ports via RJ45s plus two FEPIM slots 6E132 25 24 10BaseT ports via RJ45s plus one HSIM slot 6E123 26 48 10BaseT ports via two telcos plus two FEPIM slots 6E133 25 24 10BaseT ports via two telcos plus one HSIM slot 6E128 26 24 ports via MMF STs plus two FEPIM slots 6E129 26 24 ports via SMF STs plus two FEPIM slots 6E138 2...

Page 11: ...ual module Series Connectivities Connectivity Base TX ports via RJ45s plus slots Base TX ports via Cat 5 RJ45 C ports and two FEPIM slots C ports and two FEPIM slots Fast Ethernet ports via RJ45s Fast Ethernet ports via RJ45s HSIM slot 1 telcos 12 ports each in any n of auto negotiating 10BaseT 100BaseT Fast Ethernet plus lot 6H133 37 Three RJ21 telcos 12 ports each in any combination of auto nego...

Page 12: ...or the 6E122 26 module scovery as well as manual results in the creation of resent the modules These click zones and Icon t let you access views ce and configuration ples of the icons and Icon Figure 2 Device Icons Close Ctrl c Navigate Zoom Device DevTop Application Acknowledge Flash Green Enabled Configuration Model Information Primary Application NetWideApp 10 1 1 01 IP Address 6H203_24 IP Addr...

Page 13: ...age 32 iew page 36 View page 37 plication View page 40 Configuration View page 49 tional HSIM cation page 41 available M peater Application page 46 ation page 46 tion View page 47 n CSIIfPort View page 49 Configuration View page 49 tional HSIM or FEPIM ATM Client Configuration View page 52 available with optional HSIM or FEPIM Fast Ethernet Configuration View page 54 Repeater Configuration View pa...

Page 14: ... tions Monitor e View page 32 e Icon page 34 on View page 24 Chassis Information View Chassis Device View page 21 Concentrator Status Check FddiMAC Device Configuration View page 49 Error Source Selection Error Source page 58 Fast Ethernet Operation Check Fast Ethernet Configuration View page 54 Fast Ethernet Application View page 40 Operational Mode page 54 Advertised Ability page 55 Received Tec...

Page 15: ...tional Mode Set Interface Labels page 25 Ports Configure Fast Ethernet Configuration View page 54 Ethernet Based Configuration page 58 Power Supply Status Check Chassis Information page 29 Remote Hardware Received Tech Check Received Technology page 55 Repeater Frame and Error Stats View Repeater Frame Error Breakdown View page 27 Repeater Frame Size and Protocols View Repeater Frame Size Protocol...

Page 16: ... r y s e M a n a g e r Page 17 S m a r t S w i t c h 6 0 0 0 ed Set bels page 28 dition Display Change play Form page 27 View page 37 tion View page 47 on page 57 peration Check cation VCL Table page 42 Link View page 44 ...

Page 17: ...w page 19 ance View page 19 ance View page 19 formance View page 20 on Performance views refer ws documentation Figure 3 Device Performance View File View Help IP address of type 6E132_25 of Landscape VNMHost Primary Model Name Contact Description Location Net Addr Prime App Sys Up Time Manufacturer Device Type Serial Number Log 100 0 10 00 1 00 0 10 0 01 0 0 0 40 0 0 30 0 0 20 0 Value Average Pea...

Page 18: ...hassis dge Performance e following information on l frame rate statistics for the Interface Performance View Access From the Icon Subviews menu of the Interface icon select Performance This view provides the following information on current and historical packet transmission statistics and error load statistics for the selected interface Transmitted Discarded Error Host Bound In Packet Rate Out Pa...

Page 19: ...r t P e r f o r m a n c e V i e w s e M a n a g e r Page 20 S m a r t S w i t c h 6 0 0 0 t Performance sis Module icon select Repeater rmance e following current average error statistics for repeater 0 6E133 49 6H123 50 les ...

Page 20: ...ple of the stalled in Slot 4 of the Module icon is described e Icon page 22 The panel is described under page 29 Figure 4 Chassis Device View File View Help 6C105 of type 6C105 of Landscape x Primary Model Name Contact Description Location Net Addr Sys Up Time Manufacturer Device Type Serial Number Chassis Information Power Redundancy PS 1 Status PS 2 Status Chassis Fans Chassis Module Icon 6E132 ...

Page 21: ... 28 Figure 5 Chassis Module Icon 4 6E132 25 Model Name e1 FWD e2 FWD e3 FWD e4 FWD e5 FWD e6 FWD Bridging Model Type Model Information View Model Name Device Configuration View Slot Number Application View Module Identification Labels Application Label Performance View Interface Type Label Interface Status Label Accesses Bridging Icon Subviews Interface Labels E2 UNLOCK NLK 12 Repeater Labels Repe...

Page 22: ...es Table 4 Module Icon Subviews Menu Options Menu Selection Opens the DevTop Device Topology view described in SPECTRUM Views Application Applications View page 38 Configuration Device Configuration View page 47 Model Information Model Information view described in SPECTRUM Views Interface Interface Device View page 30 Application Display Application selection dialog box which allows you to select...

Page 23: ...Opens the Bridge Performance Bridge Performance view described in SPECTRUM Views Bridge Detail Bridge Detail view described in Bridging Applications Bridge Model Information Model Information view described in SPECTRUM Views Smart Trunking SmartTrunking Configuration and Status screen described in SPMA views Spanning Tree Information Spanning Tree Information view described in Bridging Application...

Page 24: ...ace s operational application using the colors Table 6 and Table 7 See ge 24 for information on ion to be displayed Table 6 Bridging Application Interface Status Table 7 Physical Application Interface Status Color Status Description Green FWD Bridge port is forwarding Blue DIS Port is disabled Magenta LST Bridge is in the listening mode Magenta LRN Bridge is in the learning mode Blue SBY Bridge po...

Page 25: ...er Configuration View page Repeater Status Displays the repeater operational status and provides double click access to the Performance View which is described in SPECTRUM Views The Repeater labels also provide access to the Icon Subviews menu listed in Table 8 Table 8 Repeater Label Icon Subviews Menu Menu Selection Opens the Repeater Performance Performance view described in SPECTRUM Views Repea...

Page 26: ...ted or another representation mode is selected For more information on the individual error types refer to How to Manage Your Network with SPECTRUM Repeater Frame Size Protocols View This view displays a statistical breakdown of frame sizes and protocols for a selected repeater port The frame size and protocol breakdowns are displayed in the form of pie charts and tables as described above for the...

Page 27: ...umber Shows an index number identifying a particular repeater port Repeater Port Status Indicates the port activity status The Repeater Port Frame Error Breakdown view and Repeater Port Frame Size Protocols view provide pie charts and tables that are similar to what is described for the Repeater Frame Error Breakdown View page 27 and the Repeater Frame Size Protocols View page 27 Menu Selection De...

Page 28: ...ates that power from the e is being used PS 1 Status Displays the current status of power supply one PS 2 Status Displays the current status of power supply two Chassis Fans Displays the operation state of the chassis fans Table 10 lists the possible states and color indication for the power supplies and chassis fans Table 10 Chassis Information Status Definitions formation Redundant Normal Normal...

Page 29: ...cription Network Information ADDRESS Physical Model Name Contact Description Location Network Address System Up Time Manufacturer Device Type Serial Number Primary Application Model Name 6E122_26 ETHERNET 0 01D 17 2F 3C 0 ETHERNET 0 01D 17 2F 3C 0 ETHERNET 0 01D 17 2F 3C 0 e1 ETHERNET 0 01D 17 2F 3C 0 ON e5 ON e9 ON b5 OFF ETHERNET 0 01D 17 2F 3C 0 ETHERNET 0 01D 17 2F 3C 0 ETHERNET 0 01D 17 2F 3C...

Page 30: ... Table 11 describes each of the Icon Subviews menu selections available for the Interface icon Administrative Status Label This label displays the state of this port On Off Testing Table 12 and Table 13 list the possible states relative to the application selected The c d e f b 1 thernet D 17 2F 3C 0 ws Menu abel onfiguration l l Model Information n Label Secondary Address Panel erformance ON Tabl...

Page 31: ...mance statistic that you set in the Gauge Control Panel which is accessible from the Interface Options panel Double click this label to access the Performance view For me information seethe information in the SPECTRUM Views documentation Backplane Device View Access From the Chassis Device view select View Page Back plane A sample Backplane Device view is shown in Figure 9 The view contains Backpl...

Page 32: ...e see Chassis Information page 29 Figure 9 Backplane Device View File View Help 6C105 of type 6C105 of Landscape x Primary Model Name Contact Description Location Net Addr Sys Up Time Manufacturer Device Type Serial Number Chassis Information Power Redundancy PS 1 Status PS 2 Status Chassis Fans Backplane Module Icon Chassis Information 6E132 25 Model Name b1 Redundant Normal Normal Normal b2 b3 b...

Page 33: ...e 14 describes the device specific Backplane Module Icon Subviews menu selections for the module Table 14 Backplane Module Icon Subviews 6E132 25 b1 4 Model Name b2 b4 b5 b3 Labels ew tion uration ns Labels Option Open the DevTop Device Topology view described in SPECTRUM Views Application Applications View page 38 Configuration Device Configuration View page 47 Model Information Model Information...

Page 34: ...able the selected port t the Backplane Module icon has a gray Backplane Connection label b4 which corresponds with interface four of the chassis backplane Table 15 describes the possible operational states of the backplane connections Table 15 Backplane Connection Status Descriptions Chassis Information The Chassis Information panel within the Backplane Device view provides the same information as...

Page 35: ...ape x Primary Model Name Contact Description Location Net Addr Sys Up Time Manufacturer Device Type Serial Number CaBLeTROn SYSTeMS 6C105 Smart SWITCH 6000 Smart SWITCH 6000 Smart SWITCH 6000 Smart SWITCH 6000 100 125 VAC 200 250 VAC 50 60 Hz CaBLeTROn SYSTeMS PDK 0 0 REDUNDANCY 6C205 1 B0096520019 SN 100 125 VAC 200 250 VAC 50 60 Hz CaBLeTROn SYSTeMS PDK 0 0 REDUNDANCY 6C205 1 B0096520019 SN Smar...

Page 36: ... orts These icons provide the d menu options as those in View page 30 If there is a particular interface a n the vertical bar above the with an icon representing the ontains the device on on Device Topology views UM Views documentation Figure 12 Device Topology View File View Help IP Address of type 6H203_24 of Landscape x Primary Model Type Model Type 1 FWD ETHERNET 0 0 2 1 0 5 1 A BC 0 2 FWD ETH...

Page 37: ...ies all of these hows current condition access to application specific Application view in its here each of the application d by an Application icon see up The Application icons hically under a Device icon ns in the top row and their lications stacked directly pplications displayed by vertical list select View Figure 13 Application View File View Help IP Address of type 6E132_25 of Landscape VNM P...

Page 38: ...the icon opens Information view Model ge 60 For some del Type label c at the also a double click zone cation specific view Any ugh these double click zones om the Application icon s u Figure 14 Application Icon a Model Name Label Model Information View b Condition Status Label c Model Type Label Application Specific View IP2_App modelname_IP IP2_App a b c ...

Page 39: ...lication View Access From the Icon Subviews menu for the Application icon select Fast Ethernet or Double click the Application icon This view provides access to the Model Information view described in SPECTRUM Views and the Fast Ethernet Port Table described below Fast Ethernet Port Table This section of the Fast Ethernet Application views provides the information described below and also provides...

Page 40: ... for the n DI MAC Icon Subviews ATM Client Application This application is used to monitor and control ATM channels via the ATM Client Application VCL Table described below Table 18 lists the application specific subviews available for the application Description ns the Device Topology view ribed in SPECTRUM Views Station List Opens the FDDI Station List view described in Miscellaneous Application...

Page 41: ...s to the receive direction of this VCL TTD Transmit Traffic Description Index The value of this field identifies the row of the ATM Traffic Descriptor Table that applies to the transmit direction of this VCL AAL ATM Adaptation Layer Type An instance of this field only exists when the local VCL endpoint is also the VCC endpoint and AAL is in use The field indicates the type of AAL used on this VCC ...

Page 42: ...able Row Status This field is used to create delete or modify a row in this table To create a new VCL this field is initially set to createAndWait or createAndGo This field must not be set to active unless the following columnar fields exist in this row RTD Index XTD Index AAL Type if the local VCL endpoint is also the VCC endpoint Transmit Size for AAL5 connections only Receive Size for AAL5 conn...

Page 43: ...eed the value allowable by the Interface MaxVCI Bits Admin Status Implemented only for a VCL that terminates a VCC i e one that is not cross connected to other VCLs Its value Up or Down specifies the desired administrative state of the VCL i e whether traffic flow is enabled and disabled for this VCL Oper Status Indicates the current operational status of the VCL Up and Down indicate that the VCL ...

Page 44: ...ections are identified by entries in the Cross Connect Table for which VCL CC Id has the same value The value of this field is initialized by the agent after the associated entries in the Cross Connect Table have been created Xmit Descr Index Identifies the row of the ATM Traffic Descriptor Table that applies to the transmit direction of this VCL Transmit Size Only exists when the local VCL endpoi...

Page 45: ...nu for this Download Application This application provides download functionality for the module The model type for this application is CtDownLoadApp The Download Application view is an SPMA view and is described in SPECTRUM Portable Management Application Tools Guide EnetRpt Application Icon ubviews Open the pology view described in UM Views Configuration View page 56 Model Information view descr...

Page 46: ...IM nfiguration View page 54 ration View page 56 Configuration page 58 PIM models Figure 15 Device Configuration View Device Configuration View Access From the Icon Subviews menu the SmartSwitch 6000 Device icon select Configuration File View Help IP Address of type 6E132_25 of Landscape VNMHost Primary Model Contact Description Location Net Addr Prime App Sys Up Time Manufacturer Device Type Seria...

Page 47: ...e SPECTRUM Portable ation Tools Guide Opens a dialog box that lets you set up your workstation to be notified of traps received and sent by a module Interface Configuration Table This section of the Device Configuration views provides the following information Number of Interfaces The number of interfaces available from the module Index The numerical value identifying the port Type The type of har...

Page 48: ...views menu of the FddiMac Application icon select Configuration This view provides information on the configuration and operating status of the concentrator The view is divided into two areas Station Configuration and SMT Information Station Configuration This area of the FddiMAC Device Configuration view provides information specific to the FDDI station Ring State The current state of the FDDI ri...

Page 49: ...is operational im beacon process of the FDDI ring protocol has exceeded one second This indicates a potential m g failed to complete the claim beacon process because a duplicate FDDI address has been d g is operational but a duplicate FDDI address has been detected im beacon process did not complete within nine seconds The concentrator is now sending d beacons to indicate a problem em has been det...

Page 50: ... secondary path is wrapped to the A port ary port is wrapped to the S port ary and secondary paths are joined internally in the station and wrapped to the A port Regarding w all resources on the secondary path precede those of the primary path ary and secondary paths are joined internally in the station and wrapped to the B port Regarding w all resources on the secondary path precede those of the ...

Page 51: ...s The maximum number of VPCs supported at this ATM interface At the UNI User Network Interface the maximum number of VPCs ranges from 0 to 256 Max VCCs Virtual Channel Connections The maximum number of VCCs supported at this ATM interface Conf VPCs The number of VPCs configured for use at this ATM interface At the UNI User Network Interface the configured number of VPCs ranges from 0 to 256 Conf V...

Page 52: ...as that used ess then this is an octet neighbor system connected nterface to which a Network Management Station can send SNMP messages as IP datagrams to UDP port 161 in order to access network management information concerning the operation of that system Neighbor If Name The name of the interface on the neighbor system at the far end of this interface and to which this interface connects If the ...

Page 53: ...his port If you select Auto Negotiation you can select as many modes as needed from the File View Help 132 127 118 24 of type 6E122_26 of Landscape Model Name Contact Description Location Net Addr Sys Up Time Manufacturer Device Type Serial Number Primary Applica Cabletron 6E122_26 Rev 01 01 04 SmartSwitch 132 127 118 24 Interface Port Group Port Operational Mode Advertised Ability Received Techno...

Page 54: ... mode defaults to half duplex Table 23 lists the advertised ability modes their values and descriptions Table 23 Advertised Ability Values Received Technology This panel in the Fast Ethernet Configuration view shows the received technology of the remote hardware or link partner Table 24 lists the received technology modes their values and descriptions These modes are read only alue Description Aut...

Page 55: ...eater Management This area of the Repeater Configuration view provides the port information described below Port Count Displays the total number of ports on this LAN segment Ports On Displays the total number of ports currently in the ON state on this network Ports Operational Displays the number of operational ports on this network Network Ports Allows you to enable the network ports on this netw...

Page 56: ...number of packets that can be transmitted during the Timebase before generating a traffic alarm This field is user configurable from 1 to 4 billion Collision Alarms Allows you to enable or disable detection of Collision Alarms Collision Threshold Displays the threshold value within the alarm timebase which once that number of collisions per good packet is exceeded generates a collision alarm This ...

Page 57: ...packets Giants Packets received that exceed 1518 bytes not including preamble Ethernet Based Configuration Access From the Chassis Icon select Ethernet Based Configuration This view provides port configuration information for GPIM models This view also shares fields with the Fast Ethernet Configuration View page 54 and the shared fields are covered there The fields below detail the device specific...

Page 58: ... s e d C o n f i g u r a t i o n s e M a n a g e r Page 59 S m a r t S w i t c h 6 0 0 0 d operational status of the ol on this port e device configured on this of the link for the device rt d under the Fast Ethernet page 54 ...

Page 59: ...h of in the Application view may vary slightly depending ty being modeled their basic re similar for most ment modules Therefore ibed in the more detail in the ocumentation Figure 17 Model Information View File View Help IP Address of type 6E132_25 of Landscape VNMHost Primary Model Name Contact Description Location Net Addr Prime App Sys Up Time Manufacturer Device Type Serial Number MM Version N...

Page 60: ...page 9 Autodiscovery involves manually modeling a seed router bridge or switch if such a model does exist and then running AutoDiscovery one or more times to complete the network model You then refine your autodiscovered network model to improve management capabilities The manual modeling procedures described in this section should be used when making minor changes to the network This includes suc...

Page 61: ... places their he chassis s Container view d paste the Device icons into w n the Topology view You he chassis IP address in the modeling with the chassis s Topology view and all the ssis will appear here Locate the chassis Device icon in the Find view Access the Find you by selecting View New View Find Select an attribute by which you can search for your Chassis Create a Room Location view and copy...

Page 62: ... 6C105 chassis firmware documentation Modeling Using the Chassis IP The chassis model can only be place in a Room Location view The Room Location view is created by starting at the Universe level view and navigate into the Room Location level as described below 1 At the Universe level select View New View Location This places you at the top level of the Location views Help pe 0x00400000 VNM Host M...

Page 63: ... lding dialog box displays Figure 20 Creating Building Dialog Box 4 Enter the Building name and a Security String optional and click OK The Building icon appears in the Building Location view Figure 21 Figure 21 Building Location View ect Model Type Cancel pe Creating Building Cancel OK Please enter Building Name Security String File Edit Help Building Name Primary Landscape 0x00400000 VNM Host ...

Page 64: ...appears in the Room Location view New Model By IP Option This option for modeling a module or chassis proceeds as follows 1 In the appropriate Topology view select File Edit to place the view in the Edit mode 2 Select Edit New Model By IP The Select Model Type dialog box displays 3 Enter the IP address assigned to the module 4 Enter the Community Name that has been assigned locally to the module T...

Page 65: ... Chassis Device procedures described above a chassis Device icon This to a Room Location view ocation view using Steps 1 deling Using the Chassis IP ssis Device icon activate the d select View New View Device icon into the Room follows d view select File Edit menu select Copy om Location view and select enter the Edit mode in the Room Location view f Exit the Edit mode ...

Page 66: ...ormance 24 Broadcast Alarms 57 Threshold 57 C C_Wrap A 51 B 51 S 51 Chassis 10 Chassis Information 21 29 Chassis Module Icon 22 Claim Beacon Process 50 Collision Threshold 57 Community Name 48 String 54 Concentrator Isolated 50 Configuring Ports 54 Contact Status 48 Cooling Fans Information 29 CRC 58 Current MAC Path 49 Cyclical Redundancy Checks 58 D Detect Ring State 50 Device Information 22 Dev...

Page 67: ... Count 50 Management Tasks 15 Master Ports 50 Max VCCs 52 VPCs 52 VPI Bits 52 Model Information 23 60 Name 23 35 Type 23 35 Types of 12 Monitoring Operation 16 N Neighbor Address 53 If Name 53 Notification Protocol 52 Upstream 50 Network Information 32 New Model By IP 65 No_Resource 58 Non Master Ports 50 Non Op 50 Non Op Dup 50 O OBS Present 52 OOW_Colls 58 Oper Status 48 Operation Status 49 Oper...

Page 68: ...le 24 Station Management 52 T Target Token Rotation Time 52 Thru 51 Timebase 57 T Neg 52 T Notify 52 Token Rotation Time 52 Topology 37 Trace 50 Trademarks 3 Traffic Threshold 57 Transparent Bridge Info 24 Trap Configuration 57 T Req 52 Troubleshooting 15 TTRT 52 TVX 52 Type of Hardware 48 U Upgrading Firmware 16 Upstream Neighbor 50 V Valid Transmission Time 52 VCCs 52 VCI Bits 53 VCL VCI VPI Inf...

Page 69: ...I n d e x r i s e M a n a g e r Page 70 S m a r t S w i t c h 6 0 0 0 5 52 ...

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