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302693-B Rev 00

CMTS 1000 Installation Manual V1.2

RangingBackoffStart

Variable Name:

docsIfUpChannelRangingBackoffStart

Set/Get Response/Status:

Number (0-16)

Description:

The initial random backoff window to use
when retrying Ranging Requests. Expressed
as a power of 2. A value of 16 at the CMTS
indicates that a proprietary adaptive retry
mechanism is to be used.

RangingBackoffEnd

Variable Name:

docsIfUpChannelRangingBackoffEnd

Set/Get Response/Status:

Number (0-16)

Description:

The final random backoff window to use
when retrying Ranging Requests. Expressed
as a power of 2. A value of 16 at the CMTS
indicates that a proprietary adaptive retry
mechanism is to be used.

TxBackoffStart

Variable Name:

docsIfUpChannelTxBackoffStart

Set/Get Response/Status:

Number (0-16)

Description:

The initial random backoff window to use
when retrying transmissions. Expressed as a
power of 2. A value of 16 at the CMTS indi-
cates that a proprietary adaptive retry mecha-
nism is to be used.

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Summary of Contents for CMTS 1000

Page 1: ...CMTS 1000 Installation Manual V1 2 ...

Page 2: ... Communications du Canada To maintain compliance with FCC radio frequency emission limits the use of quadshield RG 6 U type CATV cable is required for connection to the CATV system Any changes or modifications may void the user s authority to operate this equipment EN 55 022 Statement This is to certify that Bay Networks CMTS is shielded against the generation of radio interference in accordance w...

Page 3: ...302693 B March 1999 Revision 00 CMTS 1000 Installation Manual V1 2 ...

Page 4: ...unction and or reliability Bay Networks reserves the right to make changes to the products described in this document without notice Bay Networks does not assume any liability that may occur due to the use or application of the product s or circuit layout s described herein Portions of the code in this software product may be Copyright 1988 Regents of the University of California All rights reserv...

Page 5: ... as delivered by Bay Networks and properly installed and operated on Bay Networks hardware or other equipment it is originally licensed for to function substantially as described in its accompanying user manual during its warranty period which begins on the date Software is first shipped to Licensee If any item of Software fails to so function during its warranty period as the sole remedy Bay Netw...

Page 6: ... fails to comply with any of the terms and conditions of the license Upon termination for any reason Licensee will immediately destroy or return to Bay Networks the Software user manuals and all copies Bay Networks is not liable to Licensee for damages in any form solely by reason of the termination of this license 8 Export and Re export Licensee agrees not to export directly or indirectly the Sof...

Page 7: ...1 5 Ensures Connectivity 1 5 Enhances Network Security 1 5 Eases Management 1 5 Features 1 6 DOCSIS Compliant 1 6 High Performance Architecture 1 6 Integrated Up Converter 1 6 Class of Service 1 7 Ingress Avoidance 1 7 Secure Communications 1 7 Transparent Bridging and Layer 3 Filtering 1 8 Reliable Design 1 9 Powerful Provisioning Management and Maintenance Capabilities 1 9 Interoperability 1 10 ...

Page 8: ...ecting an Installation Area 2 3 Mounting 2 3 Rack Requirements 2 3 Cooling Requirements 2 4 Power Requirements 2 5 Rack Installation 2 5 Connecting the CATV and Ethernet Network Connections 2 6 Connecting to the CATV Network 2 6 Setting the CMTS 1000 Input Power Level 2 6 Setting the Return Channel Attenuation 2 8 Setting the Return Channel Attenuation When Combining Multiple Returns 2 10 Set the ...

Page 9: ...y Server Configuration 3 16 Entering Device Parameters 3 17 Network Parameter Editing 3 17 Enter Network Data 3 19 Cable Modem Parameter Editing 3 25 Enter Cable Modem Data 3 26 Enter Cable Modem Termination System Data 3 37 Update Network Configuration Files 3 43 Chapter 4 Troubleshooting Introduction 4 1 CMTS 1000 System Console Port 4 2 Operation 4 2 Remote Connector Cabling 4 2 Using Terminal ...

Page 10: ...view 4 15 Management Information Base MIB Descriptions 4 16 Docs_Base 4 16 Docs_Software 4 21 Docs_Server 4 24 Event_Info 4 26 Event_Control 4 29 LLC_Filters 4 32 IP_Filters 4 34 DocsIF 4 39 IfDownstreamChannelEntry 4 39 IfQosProfileEntry 4 47 IfSignalQualityEntry 4 50 IfCmMacEntry 4 53 ifCmStatusEntry 4 54 ifCmServiceEntry 4 59 IfCmtsServiceEntry 4 73 IfCmtsModulationEntry 4 76 IfCmtsObjectsInfo ...

Page 11: ...y 4 138 Loading and Compiling the MIB 4 141 Chapter 5 Modifying and Upgrading the CMTS 1000 Introduction 5 1 Upgrade Recommendations 5 2 Preliminary Upgrade Steps 5 3 Upgrade Procedure 5 3 Step 1 Verify Contents of Upgrade Package 5 4 Step 2 Configure TFTP File Server 5 4 Step 3 Ensure Devices Can Communicate with the TFTP Server 5 5 Step 4 Initiate Upgrade Process 5 6 Software Upgrade via SNMP 5 ...

Page 12: ...CMTS 1000 Installation Manual V1 2 xii 302693 B Rev 00 ...

Page 13: ...cable modem termination systems you need to read this manual If you want Go to Installation preparation information for Bay Networks Cable Modem Termination System 1000 Chapter 1 Procedures to install Bay Networks Cable Modem Termination System 1000 Chapter 2 Startup operation procedures including cable modem provisioning instruction Chapter 3 Troubleshooting information including detailed SNMP MI...

Page 14: ... command syntax is ping ip_address you enter ping 192 32 10 12 bold text Indicates text that you need to enter command names and buttons in menu paths Example Enter wfsm Example Use the dinfo command Example ATM DXI Interfaces PVCs identifies the PVCs button in the window that appears when you select the Interfaces option from the ATM DXI menu brackets Indicate optional elements You can choose non...

Page 15: ...pin to pin wire connections Example Protocols AppleTalk identifies the AppleTalk option in the Protocols menu Example Pin 7 19 20 vertical line Indicates that you enter only one of the parts of the command The vertical line separates choices Do not type the vertical line when entering the command Example If the command syntax is show at routes nets you enter either show at routes or show at nets b...

Page 16: ...es Equipment dB Decibel dBc Decibel Carrier dBmV Decibel Millivolt DES Data Encryption Standard DFB Distributed Feed Back DHCP Dynamic Host Configuration Protocol DNS Domain Name Service DOCSIS Data Over Cable Service Interface Specification DRAM Dynamic Random Access Memory FEC Forward Error Correction FIFO First In First Out FTP File Transfer Protocol HRC Harmonic Related Carrier ICMP Internet C...

Page 17: ... Management System NVRAM Non Volatile Random Access Memory PDU Protocol Data Unit PHY Physical Protocol Layer pps Packets per Second QAM Quadrature Amplitude Modulation QPSK Quadrature Phase Shift Keying RDBMS Relational Database Management System RF Radio Frequency RFC Request for Comment RISC Reduced Instruction Set Computer RSA Rural Service Area SID System Identification Number SNMP Simple Net...

Page 18: ...el or version for your hardware or software prod uct Using Adobe Acrobat Reader you can open the manuals and release notes search for the sections you need and print them on most standard printers You can download Acrobat Reader free from the Adobe Systems Web site www adobe com Documentation sets and CDs are available through your local Bay Net works sales office or account representative Bay Net...

Page 19: ...orks service program call one of the follow ing Bay Networks Technical Solutions Centers For cable modems and cable modem family products use Express Rout ing Code 174 Region Telephone number Fax number Email United States and Canada 800 LANcity 978 916 3700 direct 978 682 3200 Attn Support Contracts Support lancity com Europe 33 4 92 96 69 66 33 4 92 96 69 96 Support Center Telephone number Fax n...

Page 20: ...on instructions for the CM 100 Cable Modem CM 100 Release Notes V1 2 305471 B provides additional information not available a the time of the CM 100 Subscriber Handbook Operating Manual s printing CMTS 1000 Release Notes V1 2 305472 B provides additional information not available a the time of the CMTS 1000 Installation Manual s printing DOCSIS LCn Provisioning Server Release Notes V1 0 304764 A p...

Page 21: ...automatic installation of Cable Modem 100s CM 100s at end user sites is the goal of this manual To achieve this goal the following basic steps are described 1 Attaining a reasonable cable plant 2 Properly configuring the DOCSIS LCn Provisioning Server 3 Properly installing the CMTS 1000 The result of achieving the above steps will be Every CM 100 will automatically install itself ...

Page 22: ...ached when the loss is great enough so that the C N Ratio hits 25 or lower In a new installation with only a few cable modems installed combining the runs into one CMTS return port is helpful from a cost viewpoint But as the concentration of modems increases runs can be split off For example if two runs have 500 or more cable modems then these two runs can be split off into a new CMTS return port ...

Page 23: ... combining a number of runs If this is not the case then it might be necessary to do the following Start with multiple CMTS return ports with each run Lower the number of combined runs going into one CMTS return port Clean up the noise on the cable plant The best solution is as follows Early in the process estimate the maximum number of homes that could eventually funnel into a specific CMTS retur...

Page 24: ...tion QAM Cable TV CATV downstream channel and a variable rate Quadrature Phase Shift Keying QPSK or 16 QAM upstream channel These features enable a cable oper ator to provide users with a flexible high performance network access solu tion The CMTS 1000 is also fully compliant with the DOCSIS Baseline Privacy Specifications to ensure cable plant security and that end to end communi cations are kept...

Page 25: ...lowing cable operators to differentiate services the CMTS 1000 can be configured to meet a customer s specific requirements Ensures Connectivity Bay Networks strict adherence to the DOCSIS standards ensures interoper ability with standards based equipment from other vendors Enhances Network Security The CMTS 1000 provides a comprehensive set of security features which comply with the DOCSIS Baseli...

Page 26: ...ISC based engine with integrated application spe cific integrated circuits ASICs A 10 100 Mbps Ethernet network inter face a 6 MHz 64 or 256 QAM CATV downstream channel and a variable rate QPSK or 16 QAM upstream channel are provided by the CMTS 1000 The CMTS 1000 delivers the performance required by today s demanding applications The forwarding performance of the CMTS 1000 is 50 000 packets per s...

Page 27: ...s accom plished by mapping IP flows to IP addresses ports protocols and type of service bits Ingress Avoidance Bay Networks CMTS 1000 features an Ingress Avoidance capability that manages the operation of each upstream channel in the presence of noise and sets operating characteristics to predetermined signal to noise and packet error rates With Ingress Avoidance the CMTS 1000 optimizes operation ...

Page 28: ...t Filtering Capabilities The CMTS 1000 provides comprehensive filtering based on packet type address port and protocol Enhanced filtering capabilities for restricting network access and control are also provided by the CMTS 1000 Ten Logical Link Control LLC pro tocol filter entries and ten IP protocol filter entries are supported by the CMTS 1000 The LLC protocol filter entries can be used to limi...

Page 29: ...f Provisioning Management and Maintenance tools that ensure high network performance and reliability DOCSIS LCn The Provisioning Server is a PC Windows 95 98 based utility that is based on Microsoft Access RDBMS The DOCSIS LCn enables you to perform the following functions right out of the box Update modem configuration files Assign network wide parameters Assign modem specific parameters Assign I...

Page 30: ...The CMTS 1000 is fully manageable from Bay Networks industry leading Optivity network management system application This powerful tool offers comprehensive status and overall network health information at a glance Thresholds can be set in the CMTS 1000 and are continuously monitored If a threshold is exceeded an alarm or SNMP trap message is sent to the designated network management station Report...

Page 31: ...to 90 noncondensing Input voltage 88 to 264 VAC 47 63 Hz or 48 VDC Input power 100 W Ethernet Connectivity 10 100 Base T with autonegotiate and dual redundant PHY connections Performance Forwarding rate Better than 50 000 pps Ethernet filtering rate 148 000 pps CATV filtering rate per port 14 000 pps Distance Supported Transit Delay Headend to most distant CM up to 0 800 msec Allowable round trip ...

Page 32: ...ction Reed Solomon Output signal range 50 to 61 dBmV Return loss 14 dB Transmit output power accuracy 1 dB Output impedance 75 ohms Upstream RF channel spacing Variable 200 KHz to 3 2 MHz Frequency range 5 to 42 MHz band edges Modulation QPSK or 16 QAM Information rate 0 320 to 10 24 Mb s without FEC enabled Forward error correction Concatenation of Reed Solomon Block Code and Trellis Code Receive...

Page 33: ...ns This section provides safety precautions to follow when installing the Bay Networks CMTS 1000 For your protection observe the following safety precautions when setting up your equipment Follow all warnings and instructions marked on the equipment Ensure that the voltage and frequency of your power source matches the voltage and frequency inscribed on the equipment s electrical rating label Neve...

Page 34: ...ions to the equipment The CMTS 1000 may not meet regulatory compliance if modified Placement of the CMTS 1000 Caution To ensure reliable operation of the CMTS 1000 and to protect it from overheating openings in the equipment must not be blocked or cov ered The CMTS 1000 should never be placed near a radiator or heat register Power Cord Connection Warning The CMTS 1000 is designed to work with sing...

Page 35: ...gle cycle access within a burst if performance demands it Memory throughput characteristics are Memory bus speed of 33 40 44 or 50 MHz 20 30 nsec depending on performance needed and interaction with memory components and processor clock multiplier Burst mode cycles 7 2 2 2 for cache line refill of 32 bytes from DRAM 7 1 1 1 if dual banked 3 cycle access to SRAM Software and configuration parameter...

Page 36: ...1 16 302693 B Rev 00 CMTS 1000 Installation Manual V1 2 ...

Page 37: ...r 2 Hardware Installation Introduction This chapter describes Unpacking the unit Identifying the contents Verifying the packing slip Finding a location for the unit Physically performing any installation necessary rack mounting ...

Page 38: ... You can use them in case you ever have to send the unit back Shipping Container Contents Check the packing slip to verify you have everything you ordered The unit s shipping box contains the following A CMTS 1000 and its power cord A CD containing the CMTS 1000 LCn Provisioning software a PC based utilities program used to configure the CMTS 1000 and CM 100 operating parameters This document CMTS...

Page 39: ... 1000 as well as for the cables and power cord Mounting Rack Requirements The Bay Networks CMTS 1000 is designed to be mounted in a standard 19 rack compliant with EIA RS 310 Caution The 19 rack suitable for Bay Networks CMTS 1000 installation must support a minimum of 25 pounds Do not mount the Bay Networks CMTS 1000 in any manner that could cause a hazardous condition due to uneven mechanical lo...

Page 40: ...s reason measures should be taken to prevent the buildup of exces sive heat in the rack Precautions should include Full rack space between every unit Forced ventilation in an enclosed rack Caution CMTS 1000 has vents on the side panel for air intake The CMTS 1000 also has a fan on the opposite side panel When you install CMTS 1000 in a rack make sure objects do not block the vents on the side pane...

Page 41: ...he con nection of the CMTS 1000 to the supply circuit and the effect that over loading of circuits might have on overcurrent protection and supply wiring Appropriate consideration of the CMTS 1000 nameplate ratings should be used when addressing this concern Warning To reduce the risk of electric shock always plug the Bay Net works CMTS 1000 power cord into a grounded power outlet Power outlet gro...

Page 42: ...ation when multiple returns are combined Set the forward channel output level Setting the CMTS 1000 Input Power Level The CMTS 1000 provides the CM 100 and other Data Over Cable Service Interface Specification DOCSIS compliant cable modems with all the information they need to become operational One piece of information the CMTS 1000 provides cable modems is the Upstream Channel Descriptor UCD A U...

Page 43: ... modems to transmit The CMTS 1000 transmits Upstream Channel Descriptors periodically informing all CM 100s in its operating frequencies of all the upstream channel characteristics including transmit power Table 2 1 shows the CMTS 1000 input power level ranges for each of the five symbol rates and both modulation modes Table 2 1 CMTS 1000 Upstream Demodulator Input Power Characteristics Perform th...

Page 44: ...ing to the input of one of the eight network inputs of the CMTS 1000 Record the loss for that combiner and any other loss between the combiner and the last amplifier driving the input of the combiner Subtract the loss from the designed output level It is the level as predicted at that output with the required input to the trunk amplifiers Example 30 dBmV designed last active device output level 7 ...

Page 45: ... input level to the first active device becomes the key reference point Once the level is known by sys tem design all return path losses and gains back to the headend and CMTS 1000 are accounted for The key for selecting the attenuation for the return path is knowing the input level to the first active device The cable modems minimum output is 8 dBmV The path loss from the subscriber location to t...

Page 46: ...the level The lowest level signal becomes the refer ence for adjusting the level to the input of the combiner In Figure 2 3 the lowest level signal is the input at F 24 dBmV The signals should be padded at the input of the combiner to be within 1 5 dB of the lowest signal If a signal is 2 dB hotter than the lowest signal add a 3 dB pad to make it 1 dB lower See the input at D If a signal is 4 dB h...

Page 47: ...RF modulated signal with the following char acteristics partial listing Center Frequency 91 to 857 MHz 30 KHz Level Adjustable over the range 50 to 61 dBmV Modulation Type 64 QAM and 256 QAM Setting the CMTS 1000 forward channel s output power level is accom plished via an SNMP MIB variable This procedure is not available as of this printing B A C D E F 30 dBmV 6 dB 24 dBmV 28 dBmV 25 dBmV 3 dB 25...

Page 48: ...y that you have the correct connection available If connection will be made to a 10Base T hub switch or router concen trator you should have a standard straight through eight pin RJ 45 modular jack connectorized patch cable If connection is made directly to a PC or workstation network interface card NIC you should have a crossover eight pin RJ 45 modular jack connectorized patch cable ...

Page 49: ...cedures Introduction This chapter describes Setting up the Data Over Cable System Interface Specification DOC SIS LCn Provisioning Server Descriptions of the LCn Provisioning Server functions Basic procedures for using LCn Provisioning Server functions ...

Page 50: ...s with desired access rights 5 Modify the server configuration to create the correct format output 6 Create a new authorization key for the network or accept the default 7 Create a service class with the required parameters or accept the default 8 Create a network with the required parameters 9 Add the cable modems and cable modem termination systems to the configuration 10 Start the servers if th...

Page 51: ...ith its DHCP and TFTP servers active Install Hardware and Software Install Microsoft Windows and FTP s OnNet server following the manufac turer s directions Install the Ethernet Card in your PC following the manufacturer s direc tions Run the diagnostics before proceeding to ensure that the card is con figured properly without any conflicts Install Microsoft s TCP IP stack following the manufactur...

Page 52: ...g the default name and password The default user name and password are as follows User name admin Password admin You can change the password later Only one user at a time can be logged in to the LCn The Login screen option buttons include Enter Checks for a valid ID and password and displays the LCn Con trol Panel Exit Exits the LCn application Change Password Checks for a valid ID and password an...

Page 53: ...e functions click the appropriate tab and option button Access to these functions can be enabled or disabled according to the access control list for the user The following selections are available from the LCn Control Panel Devices The LCn Control Panel s Devices tab includes the Networks Modems and CMTS option buttons allowing access to the Networks CMs and CMTS editing functions Figure 3 2 LCn ...

Page 54: ... the run time files and tables used by the runtime support Modems The Modems option provides access to the cable modem parameter editing functions CMTS The CMTS option provides access to the cable modem termination system parameter editing functions MIB Objects The LCn Control Panel s MIB Objects tab as shown in Figure 3 3 includes Filters Write Access and Assign Values options allowing access to ...

Page 55: ... Values option allows you to assign values to SNMP objects NMAccess The NMAccess Network Management Access option specifies the IP addresses and community strings to manage the modem Event Control The Event Control option defines the way Syslog messages are generated and the way events are tracked and reported IF Downstream The IF Downstream option defines the downstream channel used by a given CM...

Page 56: ...cludes Class of Service Privacy and Print Reports options allowing access to these editing functions Figure 3 4 LCn Control Panel Misc Tab Class of Service The Class of Service button allows you to add edit or delete a class of ser vice The cable modem must be assigned a service class It inherits param eters from the class Privacy The Privacy button allows you to enable disable or edit the Baselin...

Page 57: ... Admin The LCn Control Panel s Admin tab as shown in Figure 3 5 includes Users Keys MIB Objects Serial Numbers Modify Server and Import Database options allowing access to these editing functions Figure 3 5 LCn Control Panel Admin Tab Users The User option enables you to add edit or delete an LCn user For edit ing or deleting the administrator selects the LCn user from the Users table This table i...

Page 58: ...riables through the LCn the MIB Objects button of the LCn Control Panel Admin Tab allows you to import new MIBs and edit established MIBs Serial Numbers The Serial Numbers option allows you to import serial numbers and MAC addresses from a text file The Serial Numbers option also allows you to edit the Serial Numbers database Modify Server The Modify Server button allows you to edit the LCn Server...

Page 59: ...s are located below the LCn Control Panel tabs Update Network Configuration Files The Update Network Configuration Files option enables you to create the configuration files and tables required by the run time software component of the LCn Done The Done button when pressed takes you back to the login screen ...

Page 60: ...ome light LCn set up func tions such as Adding Users Modify Server Configuration Adding Users and Assigning Specific Admin Rights After you install the LCn and its supporting software you need to add users that you wish to have access to the LCn To add users to the LCn database and assign specific admin rights perform the following procedure 1 From the LCn Control Panel click on the Admin tab LCn ...

Page 61: ...f the LCn user This is the name that the user enters when he or she is logging in to the LCn It will be validated against the access control list in the database before a user is granted access to the system 4 Click on Admin Rights LCn displays the Admin Rights screen as shown in Figure 3 7 ...

Page 62: ...box next to a specific Admin Rights function allows the entered user to access that function Refer to Table 3 1 for a description of each Admin Rights function 6 To return to the LCn Control Panel click Done LCn returns to the Users screen Click done LCn returns to the Control Panel Admin Tab screen ...

Page 63: ...nabled the user will have access to the MIB objects function Import Mib Objects When enabled the user will have access to the import MIB objects function Manage MIC Keys When enabled the user will have access to the modify service class parameters and functions Manage Privacy Settings When enabled the user will have access to the manage privacy settings parameters and functions Manage LCN Users Wh...

Page 64: ...he DHCP Directory is where the DHCP Server is located Click the Modify Server option on the LCn Control Panel Admin Tab screen LCn displays the Server Configuration screen see Figure 3 8 To accept the defaults click Done Figure 3 8 LCn Modify Server Configuration TFTP File Directory Enter the name of the CM Configuration File Directory This directory will contain the configuration files after they...

Page 65: ...to define the directory in which the DHCP Server software is installed Entering Device Parameters The following sections describe the basic procedures for adding networks cable modems and cable modem termination systems to the DOCSIS LCn Provisioning Server database Network Parameter Editing Before you add devices CMs and CMTSs to your LCn Provisioning Server you need to set up networks to which t...

Page 66: ...option displays the Network Parameter editing screen When you select a network the LCn displays the associated data on the parameter editing screen If no network is selected a blank screen is displayed Add This option is used to add a new network to the system You do not have to enter a network name The next screen to be displayed is the network parameter editing screen As no network has been sele...

Page 67: ...ork Data screen see Figure 3 10 For existing networks you select a network from the Edit Networks screen list and click on edit All fields are filled in from the appropriate records in the database Changes to this data should be made by network operations staff who have appropriate networking and product training When you click on Add an intermediate screen appears prior to LCn dis playing the Ent...

Page 68: ...lowing fields appear on this screen Network Name This free format field enables you to assign a name to the network Subnet Mask This field allows you to enter the IP address mask to be used by all CMs in this network The value for the mask should be provided by the network operations department ...

Page 69: ...eptable due to an invalid message digest the LCn sends an SNMP trap to the log server The value should be provided by the network operations department Time Server The entry in this field is the IP address of the Time Server It is used by all CMs in this network Upgrade Server The entry in this field is the IP address of the Upgrade Server It is used by all CMs in this network Upgrade File Name Th...

Page 70: ...eceive frequency entered in this field in MHz is the one used by all CMs in this network Upstream Channel ID The Upstream Channel ID which the CM must use is an override for the channel selected during initialization Maximum CPEs The entry in this field allows you to control the maximum number of Cus tomer Premises Equipment CPE that a CM will support The CM sup ports from a single client node up ...

Page 71: ...h the CM belongs for SNMP sets The community string entered here must match the one used by the network manager in order for a CM to reply to an SNMP set A manager knowing this string has write access to the CM It is used in all SNMP set requests by a network manager MIB Objects This option allows you to add a MIB object to all CMs on this network A MIB object must be created using the LCn Control...

Page 72: ...ly to Modems option button LCn applies the entered Network Data parameters to all cable modems on this network LCn provides an opportunity for you to accept or decline the changes This process can also be implemented from the Enter Cable Modem Data screen Refer to the Enter Cable Modem Data section for information on entering Network Defaults for individual cable modems Class of Service You use th...

Page 73: ...ure for editing cable modem parameters Select the Modems option from the LCn Control Panel s Devices Tab LCn displays the Modems Screen shown in Figure 3 11 Figure 3 11 Edit Modems The following fields appear on this screen Cable Modem Name The Cable Modem Name window displays a list of the cable modem names in alphabetical order ...

Page 74: ... no cable modem is selected an error message is displayed Done This returns you to the previous screen Enter Cable Modem Data You can add parameters for a new cable modem or edit parameters for an existing cable modem using the Enter Cable Modem Data screen see Fig ure 3 12 For existing cable modems you select a cable modem from the list on the Modems screen and click on Edit All fields are filled...

Page 75: ...work This option enables you to assign this cable modem to a network Its pull down menu displays the networks that were defined for this system refer to the network parameter section of this document The cable modem must be assigned to an existing network it inherits parameters from the network When you select a network a pop up dialog box asks if the network defaults should be applied to this cab...

Page 76: ...cable modem with an appropriate bar code reader IP Address The IP address is used in the management of the cable modem It does not need to be a globally routable IP address Normally it will be assigned by the network operations group The address will be transferred to the DHCP server The LCn run time component uses the IP address when the network configuration files are updated The IP address is t...

Page 77: ... used by all CMs in this network Upgrade File Name This entry is the TFTP file name of the CM operating software that you wish to have the CM load during an automatic software upgrade DHCP Lease Time The length of time for which the assigned IP address is valid The lease will be automatically renewed Allow Network Access Checking the Allow Network Access box allows the CM access to the net work af...

Page 78: ...t this CM will support The CM sup ports from a single client node up to sixteen client nodes Time Zone The entry in this field is the timezone It is updated from the timezones table of the database It is used in the time stamps in the CM event log Daylight Savings Time Check this box when daylight savings time is in effect It is used in the time stamps used in the CM event log LLC Filters This opt...

Page 79: ...et requests by a network manager MIB Objects This option allows you to add a MIB Object to all CMs on this network A MIB Object must be created using the LCn Control Panel Admin Tab MIB Objects option before you can add a MIB Object to a network NMAccess This option allows you to add IP addresses of Network Management sta tions with specific access levels to all CMs on this network An NMAccess ent...

Page 80: ... parameters it uses for all cable modems on this network to this Enter Cable Modem Data screen LCn provides an opportunity for you to accept or decline the changes Class of Service Every cable modem must be assigned a Class of Service This option can be entered as a Network Default or a Class of Service can be assigned to each modem individually by clicking on the Class of Service option button LC...

Page 81: ...to the basic cable modem parameters see Figure 3 14 This information is offered as a convenience to the Multiple System Opera tors MSOs The fields allow you to add information that relates to the subscriber and an optional free format notes section This additional data is maintained in the database and is related to the cable modem via the MAC address field of the base modem parameters ...

Page 82: ...is free format field allows you to enter the name of the subscriber Address line 1 This free format field allows you to enter the street address of the sub scriber Address line 2 This free format field allows you to enter the street address of the sub scriber City This free format field allows you to enter the city or town of the subscriber ...

Page 83: ... work phone number of the subscriber Done This option button returns you to the previous screen Cancel This option button allows you to cancel any changes that you made to the Subscriber Information screen and LCn returns you to the Modem screen CPE The CPE Customer Premise Equipment option button allows you to enter the MAC addresses of the clients attached to the cable modem using the Cust Premi...

Page 84: ...esses The following fields appear on this screen CPE MAC Address List This entry field allows you to enter CPE MAC addresses up to the maxi mum number of characters allowed Done This option button returns you to the previous screen Delete Highlighting an entered address in a field will delete it ...

Page 85: ...g CMTS using the Enter CMTS Data screen see Figure 3 16 For existing CMTS you select a CMTS from the list on the Modems screen and click on Edit All fields are filled in from the appropriate records in the database Changes to this data should be made by network operation s staff who have appropriate networking and product training When you click on Add an intermediate screen appears prior to LCn d...

Page 86: ...p dialog box asks if the network defaults should be applied to this CMTS Select the Apply option to fill in the network Subnet Mask and other net work fields with default values that may have been entered when you defined your networks The values are the network wide values These fields may still be modified to customize an individual CMTS after the defaults have been applied MAC Address This fiel...

Page 87: ...tment Gateway The entry in this field is the default gateway IP address It is to be used by the CMTS in this network to access all networks other than the local one The value should be provided by the network operations department Log Server The entry in this field is the IP address of the log server It is used by the CMTS in this network If the parameters read from the LCn during boot up are not ...

Page 88: ... is used in the time stamps in the CMTS event log Daylight Savings Time Check this box when daylight savings time is used in this locale It is used in the time stamps used in the CMTS event log IF Downstream The forward frequency entered in this field in MHz is the one used by all CMs in this network IF Upstream The return frequency entered in this field in MHz is the one used by all CMs in this n...

Page 89: ... which the CMTS belongs for SNMP Sets The community string entered here must match the one used by the network manager in order for a CMTS to reply to an SNMP set A manager knowing this string has write access to the CMTS It is used in all SNMP set requests by a network manager MIB Objects This option allows you to add a MIB Object to this CMTS A MIB Object must be created using the LCn Control Pa...

Page 90: ...t Control must be created using the LCn Control Panel MIB Objects Tab Event Control option before you can add an EVControl to a CMTS Done This option button returns you to the previous screen Cancel This option button allows you to cancel any changes that you made to the Enter CMTS Data screen and LCn returns you to the CMTS select screen ...

Page 91: ...r on this screen Key Selects the authorization key from the pulldown menu This menu displays a list of the names of all authorization keys in alphabetical order This authorization key is used to authenticate the configuration files Additional Keys can be created using the LCn Control Panel Admin Tab Keys Option button Update Creates the configuration files If a network and key are not selected an ...

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Page 93: ... remote management and troubleshooting Also included are descriptions of CMTS 1000 system Command Line Interface CLI CMTS 1000 System Front Panel including the System Display CMTS 1000 system SNMP enterprise specific MIB Management Infor mation Base variables In addition this chapter includes the latest workaround information for known problems ...

Page 94: ...anel adjacent to the 10Base T Ethernet ports and is labeled Console The input data rate is 9600 baud There are no user settings for the CMTS 1000 System Console Port Remote Connector Cabling Figure 4 1 shows the pinouts for a 9 pin to 9 pin cable used to connect the CMTS 1000 Console Port to PC Figure 4 2 shows the pinouts for a 9 pin to 9 pin cable used to connect the CMTS 1000 Console Port to a ...

Page 95: ...ull Modem Cable Pinout 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 DCE DCE 1 DCD Data Carrier Detect DTR Data Terminal Ready 2 RD Receive Data 3 TD Transmit Data 4 5 SG Signal Ground 6 DSR Data Set Ready 7 RTS Request to Send 8 CTS Clear to Send 9 RI Ring Indicator ...

Page 96: ... the CMTS 1000 using any standard ter minal program i e the Terminal exe with Win3 1 or Win95 It is also possible to use HyperTerminal with Win95 and Win98 The following con nection settings are required to communicate with the CMTS 1000 Port settings Com Port COM 1 or COM 2 Baud 9600 Data Bits 8 Stop Bits 1 Parity none Flow Control none off 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 ...

Page 97: ...eys Append LF line feed to incoming line ends Using CMTS 1000 Command Line Interface CLI CMTS 1000 CLI Commands Table 4 1 provides a brief overview of the CMTS 1000 s CLI commands with descriptions Refer to CMTS 1000 Release Notes V1 2 305472 B Rev 00 for detailed descriptions of the CMTS 1000 s CLI commands ...

Page 98: ...cy information community Modifies adds or deletes CLI session community elog Displays the event log This is particularly useful because it shows when modems go off line exit Exits the consoles session get Gets an SNMP object ipaddress Sets displays IP addressing logout Exits the consoles session Manage Manages the MIB modems Displays the modems that the CMTS is currently seeing and whether each mo...

Page 99: ... Panel CMTS 1000 RF Test Points 30 dB Downstream The CMTS 1000 RF Downstream test point allows you to determine the downstream CMTS 1000 transmit signal level minus 30 dB 0 dB Upstream The CMTS 1000 RF Upstream test point allows you to determine the upstream CMTS 1000 receive signal level without any added attenuation CMTS 1000 LEDs Power LED When the CMTS 1000 Power LED is on solid it indicates p...

Page 100: ...reen when con nected to a 10 Mbps Ethernet device and turns amber when connected to a 100 Mbps Ethernet device Downstream LED The Downstream LED flashes when there is activity through the CMTS RF transmit port Upstream LEDs The eight Upstream LEDs flash when there is activity through an active CMTS RF receive port CMTS 1000 System Panel Buttons There are four pushbuttons directly below the LCD lab...

Page 101: ...Display Menu items Toggling the Down or Up buttons causes the LCD to display one of the three group menu headings The three group menu headings include System Menu DnStm Menu Downstream Menu UpStm Menu Upstream Menu Pressing the Esc button causes the LCD to return to the group menu heading System Menu Figure 4 4 shows the LCD displaying the System Menu heading Pressing the Enter button causes the ...

Page 102: ...two states Up and Quiet have no additional status information The third and fourth states ReqSvc and Down show additional information on the status line System Up Time When selected the System Up Time parameter displays the actual time in days hours minutes and seconds that the CMTS 1000 has been opera tional System Modems The System Modems parameter displays the total number of registered modems ...

Page 103: ...e Down or Up buttons eventually causes the LCD to display the Downstream Menu heading dis played DnStm Menu After the LCD displays the DnStm Menu heading pressing the Enter but ton causes the LCD to display the first of four DnStm Menu items Pressing the Up or Down button causes the LCD to display the next item in the DnStm Menu list The following paragraphs describe the DnStm Menu items Down Stre...

Page 104: ...er Std Standard HRC Harmonically Related Carrier or IRC Incrementally Related Carrier Down Stream Power Level The Downstream Power Level parameter displayed DnStm Power Lvl shows the output power into a 75 Ohm load in decibels per millivolt Up Stream Menu From the serial number display toggling the Down or Up buttons causes the LCD to display one of the three group menu titles As discussed in the ...

Page 105: ...cy The Upstream Center Frequency parameter displayed UpStm Cent Freq shows the Center Frequency of Upstream data Indication per port includes Port number and Center Frequency in megahertz Up Stream Modulation Format and Bandwidth The Upstream Modulation Format and Bandwidth parameter displayed UpStm ModFmt BW shows the modulation format QPSK or QAM16 and bandwidth 200KHz 400KHz 800KHz 1600KHz or 3...

Page 106: ...ollowing paragraphs provide a brief overview of SNMP Standard Enterprise Specific MIB Type MIB Prefix RFC 1213 MIB II sys if ip icmp tcp udp snmp RFC 1215 Trap various RFC 1493 Bridge dot1d RFC 1573 SNMPv2 if RFC 1643 Ethernet Like Interfaces dot3 Internet Engineering Task Force IETF Cable Device docsdev Internet Engineering Task Force IETF Radio Frequency Interface docsif Internet Engineering Tas...

Page 107: ...dpacer and the CMTS 1000 port status IfEntry OperStatus All of the SNMP management functions are carried out through these sim ple operations No action operations are available but these can be simu lated by the setting of flag variables For example to reset the CMTS 1000 an integer variable named docsdevresetnow is set to a specific value to reset the CMTS 1000 SNMP variables are defined using th...

Page 108: ... DocsDev is the menu heading for a category of MIB variable groups These groups reside under additional MIB group sub headings All of which reside under the MIB variable table name DocsDevMIBObjects Docs_Base The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the DocsDevBaseInfo table Role Variable ...

Page 109: ...ariable Name docsDevSTPControl Set Get Response Status stEnabled 1 noStFilterBpdu 2 noStPassB pdu 3 Description This object controls operation of the spanning tree protocol as distinguished from transpar ent bridging If set to stEnabled 1 then the spanning tree protocol is enabled subject to bridging constraints If noStFilterBpdu 2 then spanning tree is not active and Bridge PDUs received are disc...

Page 110: ...less the manage ment station has read write permission The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the docsDevNmAccessEntry table Index Variable Name docsDevNmAccessIndex Set Get Response Status Number Description Index used to order the application of access entries Ip Variable Name docsDevN...

Page 111: ...y string to be matched for access by this entry If set to the null string then any community string will match Control Variable Name docsDevNmAccessControl Set Get Response Status none 1 read 2 readWrite 3 roWith Traps 4 rwWithTraps 5 trapsOnly 6 Description Specifies the type of access allowed to this NMS Setting this object to none 1 causes the table entry to be destroyed Read 2 allows access by...

Page 112: ...significant bit represents the lowest numbered interface and the least significant bit represents the highest numbered interface Thus each interface is represented by a single bit within the value of this object If that bit has a value of 1 then that interface is included in the set Note that entries in this table apply only to link layer interfaces e g Ethernet and CATV MAC Upstream and downstrea...

Page 113: ... Set Get Response Status IP Address Description The address of the TFTP server used for soft ware upgrades Filename Variable Name docsDevSwFilename Set Get Response Status DisplayString Size 0 64 Description The file name of the software image to be loaded into this device Unless set via SNMP this is the file name specified by the provi sioning server that corresponds to the soft ware version that...

Page 114: ...ed by a reset or power failure the device will load the previous image and after reinitial ization continue to attempt loading the image specified in docsDevSwFilename If set to allowProvisioningUpgrade 2 the device will use the software version informa tion supplied by the provisioning server when next rebooting this does not cause a reboot When set to ignoreProvisioningUpgrade 3 the device will ...

Page 115: ...underway either as a result of a version mismatch at provisioning or as a result of an upgradeFromMgt request CompleteFrom Provisioning 2 indicates that the last soft ware upgrade was a result of version mismatch at provisioning CompleteFrom Mgt 3 indicates that the last software upgrade was a result of setting docs DevSwAdminStatus to upgradeFromMgt Failed 4 indicates that the last attempted down...

Page 116: ...ng configuration parame ters and the CMTS has completed the Regis tration exchange If disabled 2 the device was administratively disabled possibly by being refused network access in the configu ration file If waitingForDhcpOffer 3 then a DHCP Discover has been transmitted and no offer has yet been received If waitingForDh cpResponse 4 then a DHCP Request has been transmitted and no response has ye...

Page 117: ...e docsDevServerTime Set Get Response Status IP Address Description The IP address of the Time server RFC 868 Tftp Variable Name docsDevServerTftp Set Get Response Status IP Address Description The IP address of the TFTP server responsi ble for downloading provisioning and config uration parameters to this device ConfigFile Variable Name docsDevServerConfigFile Set Get Response Status DisplayString...

Page 118: ...h MIB variable in the docsDevEventInfo table Control Variable Name docsDevEvControl Set Get Response Status resetLog 1 useDefaultReporting 2 Description Setting this object to resetLog 1 empties the event log All data is deleted Setting it to useDefaultReporting 2 returns all event pri orities to their factory default reporting Reading this object always returns useDe faultReporting 2 Syslog Varia...

Page 119: ...he num ber of traps would otherwise exceed the threshold stopAtThreshold 3 causes trap transmission to cease at the threshold and not resume until directed to do so inhibited 4 causes all trap transmission and syslog mes sages to be suppressed A single event is always treated as a single event for threshold counting That is an event causing both a trap and a syslog message is still treated as a si...

Page 120: ...s per docsDe vEvThrottleInterval to be transmitted before throttling A single event is always treated as a single event for threshold counting That is an event causing both a trap and a syslog message is still treated as a single event ThrottleInterval Variable Name docsDevEvThrottleInterval Set Get Response Status Number Description The interval over which the trap threshold applies ...

Page 121: ...et Get Response Status emergency 1 alert 2 critical 3 error 4 warning 5 notice 6 information 7 debug 8 Description The priority level that is controlled by this entry Reporting Variable Name docsDevEvReporting Set Get Response Status local 0 traps 1 syslog 2 Description Defines the action to be taken on occurrence of this event class Implementations may not necessarily support all options for all ...

Page 122: ...EvIndex Set Get Response Status Number Description Provides relative ordering of the objects in the event log This object will always increase except when a The log is reset via docsDevEvControl b The device reboots and does not implement nonvolatile storage for this log or c It reaches the value 2 31 The next entry for all the above cases is 1 FirstTime Variable Name docsDevEvFirstTime Set Get Re...

Page 123: ...vEvCount Set Get Response Status Number Description The number of consecutive event instances reported by this entry Level Variable Name docsDevEvLevel Set Get Response Status emergency 1 alert 2 critical 3 error 4 warning 5 notice 6 information 7 debug 8 Description The priority level of this event ID Variable Name docsDevEvId Set Get Response Status Number Description For this product uniquely i...

Page 124: ...b headings LLC_Filters The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the docsDevFilterLLCEntry table Index Variable Name docsDevFilterLLCIndex Set Get Response Status Number Description Index used for the identification of filters note that LLC filter order is irrelevant Status Variable Name do...

Page 125: ... has to be specified to create a row in this table ProtocolType Variable Name docsDevFilterLLCProtocolType Set Get Response Status ethertype 1 dsap 2 Description The format of the value in docsDevFilter LLCProtocol either a two byte Ethernet Ethertype or a one byte 802 2 SNAP value EtherType 1 also applies to SNAP encapsu lated frames Protocol Variable Name docsDevFilterLLCProtocol Set Get Respons...

Page 126: ...t Get Response and or Status and a general description of the status entry for each MIB variable in the docsDevFilterIPEntry table Index Variable Name docsDevFilterIpIndex Set Get Response Status Number Description Index used to order the application of filters The filter with the lowest index is always applied first Status Variable Name docsDevFilterIpStatus Set Get Response Status Number Descrip...

Page 127: ...e Name docsDevFilterIpIfIndex Set Get Response Status InterfaceIndexOrZero Description The entry interface to which this filter applies The value corresponds to ifIndex for either a CATV MAC or another network interface If the value is zero the filter applies to all interfaces Default value in Cable Modems is the customer side interface In Cable Modem Termination Systems this object has to be spec...

Page 128: ...Status IP Address Description The source IP address or portion thereof that is to be matched for this filter Smask Variable Name docsDevFilterIpSmask Set Get Response Status IP Address Description A bit mask that is to be applied to the source address prior to matching This mask is not necessarily the same as a subnet mask but 1 s bits must be leftmost and contiguous DAddr Variable Name docsDevFil...

Page 129: ...bnet mask but 1 s bits must be leftmost and contiguous Protocol Variable Name docsDevFilterIpProtocol Set Get Response Status icmp 1 tcp 6 udp 17 any 256 Description The IP protocol value that is to be matched SourcePortLow Variable Name docsDevFilterIpSourcePortLow Set Get Response Status Number Description If docsDevFilterIpProtocol is udp or tcp this is the inclusive lower boundary of the trans...

Page 130: ...atched DestPortLow Variable Name docsDevFilterIpDestPortLow Set Get Response Status Number Description If docsDevFilterIpProtocol is udp or tcp this is the inclusive lower boundary of the trans port layer destination port range that is to be matched DestPortHigh Variable Name docsDevFilterIpDestPortHigh Set Get Response Status Number Description If docsDevFilterIpProtocol is udp or tcp this is the...

Page 131: ...Base is the menu heading for a category of MIB variable groups These groups reside under additional MIB group sub headings IfDownstreamChannelEntry The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the docsIfDownstreamChannelEntry table The following table is implemented on both the Cable Modem and...

Page 132: ...et Get Response Status Number Description The CMTS identification of the downstream channel within this particular MAC interface If the interface is down the object returns the most current value If the downstream chan nel ID is unknown this object returns a value of 0 Frequency Variable Name docsIfDownChannelFrequency Set Get Response Status Number Hertz Description The center of the downstream f...

Page 133: ... expected to sup port a channel width of 6 MHz North Amer ica and or 8 MHz Europe Modulation Variable Name docsIfDownChannelModulation Set Get Response Status unknown 1 other 2 qam64 3 qam256 4 Description The modulation type associated with this downstream channel If the interface is down this object either returns the configured value CMTS the most current value CM or the value of unknown 1 ...

Page 134: ...re defined as follows taps8Increment16 3 protection 5 9 4 1 usec latency 22 15 msec taps16Increment8 4 protection 12 8 2 usec latency 48 33 msec taps32Increment4 5 protection 24 16 usec latency 98 68 msec taps64Increment2 6 protection 47 33 usec latency 2 1 4 msec taps128Increment1 7 protection 95 66 usec latency 4 2 8 msec If the interface is down this object either returns the configured value C...

Page 135: ...e and or Status and a general description of the status entry for each MIB variable in the docsIfUpstreamChannelEntry table The following table is implemented on both the Cable Modem and the Cable Modem Termination System This table provides a list of attributes for a single upstream channel An entry in this table exists for each ifEntry with an ifType of docsCableUp stream 129 ifIndex Variable Na...

Page 136: ...Number Hertz Description The center of the frequency band associated with this upstream channel This object returns 0 if the frequency is undefined or unknown Minimum permitted upstream fre quency is 5 000 000 Hz Width Variable Name docsIfUpChannelWidth Set Get Response Status Number Hertz Description The bandwidth of this upstream channel This object returns 0 if the channel width is unde fined o...

Page 137: ...s 0 if the docsIfCmtsModulationTable does not exist or is empty SlotSize Variable Name docsIfUpChannelSlotSize Set Get Response Status Number Description The number of 6 25 microsecond ticks in each upstream mini slot Returns zero if the value is undefined or unknown TxTimingOffset Variable Name docsIfUpChannelTxTimingOffset Set Get Response Status Number Description A measure of the current round...

Page 138: ... Variable Name docsIfUpChannelRangingBackoffEnd Set Get Response Status Number 0 16 Description The final random backoff window to use when retrying Ranging Requests Expressed as a power of 2 A value of 16 at the CMTS indicates that a proprietary adaptive retry mechanism is to be used TxBackoffStart Variable Name docsIfUpChannelTxBackoffStart Set Get Response Status Number 0 16 Description The ini...

Page 139: ...status entry for each MIB variable in the docsIfQosProfileEntry table The table describes the attributes of each class of service The entries in this table are referenced from the docsIfServiceEntries They exist as a sep arate table in order to reduce redundant information in docsIfServiceTable This table is implemented at both the CM and the CMTS The CM need only maintain entries for the classes ...

Page 140: ... priority is device specific MaxUpBandwidth Variable Name docsIfQosProfMaxUpBandwidth Set Get Response Status Number Description The maximum upstream bandwidth in bits per second allowed for a service with this service class Zero if there is no restriction of upstream bandwidth GuarUpBandwidth Variable Name docsIfQosProfGuarUpBandwidth Set Get Response Status Number Description Minimum guaranteed ...

Page 141: ... Get Response Status Number Description The maximum number of mini slots that may be requested for a single upstream transmis sion A value of zero means there is no limit BaselinePrivacy Variable Name docsIfQosProfBaselinePrivacy Set Get Response Status TruthValue Description Indicates whether Baseline Privacy is enabled for this service class Status Variable Name docsIfQosProfStatus Set Get Respo...

Page 142: ...h ifEntry with an ifType of docsCableUpstream 129 for Cable Modem Termination Sys tems and docsCableDownstream 128 for Cable Modems Index Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value ranges between 1 and the value of ifNumber The value for each interface must remain con stant at least from one reinitialization of the entity s network ...

Page 143: ...ariable Name docsIfSigQCorrecteds Set Get Response Status Number Description Codewords received on this channel with cor rectable errors This includes all codewords whether or not they were part of frames des tined for this device Uncorrectables Variable Name docsIfSigQUncorrectables Set Get Response Status Number Description Codewords received on this channel with uncorrectable errors This includ...

Page 144: ...tion Systems Microreflections Variable Name docsIfSigQMicroreflections Set Get Response Status Number dBc Description Total microreflections including in channel response as perceived on this interface mea sured in dBc below the signal level This object is not assumed to return an abso lutely accurate value but should give a rough indication of microreflections received on this interface It is up ...

Page 145: ...this table exists for each ifEntry with an ifType of docsCableMaclayer 127 ifIndex Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value ranges between 1 and the value of ifNumber The value of each interface must remain con stant at least from one reinitialization of the emtity s network management system to the next reinitialization CmtsAddre...

Page 146: ...tus Number TimeTicks Description Waiting time for a Ranging Response packet REFERENCE Data over Cable Radio Frequency Interface specification Section 7 timer T3 ifCmStatusEntry The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the docsIfCmStatusEntry table This table is implemented only at the CM a...

Page 147: ...nt system to the next reinitialization Value Variable Name docsIfCmStatusValue Set Get Response Status Number other 1 notReady 2 notSynchro nized 3 phySynchronized 4 usParameters Acquired 5 rangingComplete 6 ipComplete 7 todEstablished 8 security Established 9 paramTransferComplete 10 registrationComplete 11 operational 12 accessDenied 13 Description Current Cable Modem connectivity state as speci...

Page 148: ...g error groups followed by a two or three digit number indicating the status con dition REFERENCE Data over Cable Radio Frequency Interface Specification Cable Modem status codes TxPower Variable Name docsIfCmStatusTxPower Set Get Response Status Number TenthdBmV Description The operational transmit power for the attached upstream channel Resets Variable Name docsIfCmStatusResets Set Get Response ...

Page 149: ...StatusInvalidMaps Set Get Response Status Number Description Number of times the CM received invalid MAP messages InvalidUcds Variable Name docsIfCmStatusInvalidUcds Set Get Response Status Number Description Number of times the CM received invalid UCD messages InvalidRangingResp Variable Name docsIfCmStatusInvalidRangingResp Set Get Response Status Number Description Number of times the CM receiv...

Page 150: ...esponse messages T1Timeouts Variable Name docsIfCmStatusT1Timeouts Set Get Response Status Number Description Number of times counter T1 expired in the CM T2Timeouts Variable Name docsIfCmStatusT2Timeouts Set Get Response Status Number Description Number of times counter T2 expired in the CM T3Timeouts Variable Name docsIfCmStatusT3Timeouts Set Get Response Status Number Description Number of time...

Page 151: ...he ranging process was aborted by the CMTS ifCmServiceEntry The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the docsIfCmServiceEntry table The attributes are described for each upstream service queue on a CM Describes the attributes of an upstream bandwidth service queue An entry in this table ex...

Page 152: ...tion Id Variable Name docsIfCmServiceId Set Get Response Status Number Description Identifies a service queue for upstream band width The attributes of this service queue are shared between the CM and the CMTS The CMTS allocates upstream bandwidth to this service queue based on requests from the CM and on the class of service associated with this queue QosProfile Variable Name docsIfCmServiceQosPr...

Page 153: ...xplicitly acknowledged It does not include retrans mission attempts or mini slots used by Requests TxSlotsDed Variable Name docsIfCmServiceTxSlotsDed Set Get Response Status Number Description The number of upstream mini slots that have been used to transmit data PDUs in dedicated mode i e as a result of a unicast Data Grant TxRetries Variable Name docsIfCmServiceTxRetries Set Get Response Status ...

Page 154: ...ive retries without acknowledgment RqRetries Variable Name docsIfCmServiceRqRetries Set Get Response Status Number Description The number of attempts to transmit band width requests which did not result in acknowledgment RqExceeded Variable Name docsIfCmServiceRqExceeded Set Get Response Status Number Description The number of requests for bandwidth which failed due to excessive retries without ac...

Page 155: ...xists for each ifEntry with an ifType of docsCableMaclayer 127 ifIndex Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value ranges between 1 and the value of ifNumber The value of each interface must remain con stant at least from one reinitialization of the emtity s network management system to the next reinitialization Capabilities Variable...

Page 156: ...cification Sync Interval UcdInterval Variable Name docsIfCmtsUcdInterval Set Get Response Status Number Milliseconds Description The interval between CMTS transmission of successive Upstream Channel Descriptor messages for each upstream channel at this interface REFERENCE Data Over Cable Radio Frequency Interface Specification UCD Interval MaxServiceIds Variable Name docsIfCmtsMaxServiceIds Set Ge...

Page 157: ... join the network Zero indicates that a vendor specific algo rithm is used instead of a fixed time Maxi mum amount of time permitted by the specification is two seconds REFERENCE Data Over Cable Radio Frequency Interface Specification Ranging Interval InvitedRangingAttempts Variable Name docsIfCmtsInvitedRangingAttempts Set Get Response Status Number Description The maximum number of attempts to m...

Page 158: ...yer An entry in this table exists for each ifEntry with an ifType of docsCableMa clayer 127 ifIndex Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value ranges between 1 and the value of ifNumber The value of each interface must remain con stant at least from one reinitialization of the emtity s network management system to the next reinitial...

Page 159: ...tus Number Description This object counts invalid REG REQ mes sages received on this interface FailedRegReqs Variable Name docsIfCmtsStatusFailedRegReqs Set Get Response Status Number Description This object counts failed registration attempts i e authentication failures and class of service failures on this interface InvallidDataReqs Variable Name docsIfCmtsStatusInvalidDataReqs Set Get Response ...

Page 160: ...CmStatus table This table is implemented only at the CMTS It contains per CM status information available in the CMTS The table contains a set of objects in the CMTS maintained for each Cable Modem connected to this CMTS It contains status information for a single Cable Modem An entry in this table exists for each Cable Modem that is connected to the CMTS imple menting this table Index Variable Na...

Page 161: ...IpAddress Description IP address of this Cable Modem If the Cable Modem has no IP address assigned or the IP address is unknown this object returns a value of 0 0 0 0 If the Cable Modem has multiple IP addresses this object returns the IP address associated with the Cable inter face DownChannelIfIndex Variable Name docsIfCmtsCmStatusDownChannelIfIndex Set Get Response Status Number InterfaceIndexO...

Page 162: ... docsIfCmtsCmStatusRxPower Set Get Response Status Number TenthdBmV Description The receive power as percieved for upstream data from this Cable Modem If the receive power is unknown this object returns a value of zero TimingOffset Variable Name docsIfCmtsCmStatusTimingOffset Set Get Response Status Number Description A measure of the current round trip time for this CM Used for timing of CM upstr...

Page 163: ...StatusEqualizationData Set Get Response Status Number Hex Description Equalization data for this CM Returns an empty string if the value is unknown or if there is no equalization data available or defined REFERENCE Data Over Cable Radio Frequency Interface Specification Figure 6 22 ...

Page 164: ...ther than below ranging 2 The CMTS has received an Initial Ranging Request message from the CM and the ranging process is not yet complete rangingAborted 3 The CMTS has sent a Ranging Abort message to the CM rangingComplete 4 The CMTS has sent a Ranging Complete message to the CM ipComplete 5 The CMTS has received a DHCP reply message and forwarded it to the CM registrationComplete 6 The CMTS has ...

Page 165: ...h service queue An entry in this table exists for each Service ID The primary index is an ifIndex with an ifType of docsCableMaclayer 127 Entries in this table are created with the creation of individual Service IDs by the MAC layer and removed when a Service ID is removed ifIndex Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value ranges be...

Page 166: ...m the CM and on the class of service associated with this queue CmStatusIndex Variable Name docsIfCmtsServiceCmStatusIndex Set Get Response Status Number Description Pointer to an entry in docsIfCmtsCmStatus Table identifying the Cable Modem using this Service Queue If multiple Cable Modems are using this Service Queue the value of this object is zero AdminStatus Variable Name docsIfCmtsServiceAdm...

Page 167: ...teTime Set Get Response Status Number TimeTicks Description The value of sysUpTime when this entry was created InOctets Variable Name docsIfCmtsServiceInOctets Set Get Response Status Number Description The cumulative number of Packet Data octets received on this Service ID The count does not include the size of the Cable MAC header InPackets Variable Name docsIfCmtsServiceInPackets Set Get Respon...

Page 168: ...ve a modulation profile for each value of docsIf ModIntervalUsageCode Index Variable Name docsIfCmtsModIndex Set Get Response Status Number Description An index into the Channel Modulation table representing a group of Interval Usage Codes all associated with the same channel IntervalUsageCode Variable Name docsIfCmtsModIntervalUsageCode Set Get Response Status Number request 1 requestData 2 initi...

Page 169: ...ther 1 qpsk 2 qam16 3 Description The modulation type used on this channel PreambleLen Variable Name docsIfCmtsModPreambleLen Set Get Response Status Number Description The preamble length for this modulation pro file in bits Default value is the minimum needed by the implementation at the CMTS for the given modulation profile DifferentialEncoding Variable Name docsIfCmtsModDifferentialEncoding Se...

Page 170: ...correction is employed The number of check bytes appended will be twice this value FECCodewordLength Variable Name docsIfCmtsModFECCodewordLength Set Get Response Status Number Description The number of data bytes k in the forward error correction codeword This object is not used if docsIfCmtsModFECErrorCorrection is zero ScramblerSeed Variable Name docsIfCmtsModScramblerSeed Set Get Response Stat...

Page 171: ... this profile Default value is 0 except for shortData where it is 8 GuardTimeSize Variable Name docsIfCmtsModGuardTimeSize Set Get Response Status Number Description The number of symbol times which must fol low the end of this channel s burst Default value is the minimum time needed by the implementation for this modulation profile LastCodewordShortened Variable Name docsIfCmtsModLastCodewordShor...

Page 172: ... Number createByManagement 0 update ByManagement 1 createByModems 2 Description This object specifies permitted methods of creating entries in docsIfQosProfileTable createByManagement 0 is set if entries can be created using SNMP updateByManage ment 1 is set if updating entries using SNMP is permitted createByModems 2 is set if entries can be created based on information in REG REQ MAC messages re...

Page 173: ...gs LcCmtsUpstreamEntry This MIB tale defines properties of upstream channels from the CMTS The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the docsIfCmtsObjectsInfo table ifIndex Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value ranges be...

Page 174: ...atus Number Description Maximum number of slots to be mapped in each Map PDU ContentionPerMap Variable Name lcCmtsUpContentionPerMap Set Get Response Status Number Description The number of mini slots allotted to conten tion REQ or REQ DATA per MAP PDU RequestDataAllowed Variable Name lcCmtsUpRequestDataAllowed Set Get Response Status Number allowed 1 disallowed 2 adaptive 3 Description Specifies ...

Page 175: ...Variable Name lcCmtsUpInitialRangingInterval Set Get Response Status Number microseconds Description The duration in microseconds of the initial ranging interval This interval is used by unranged modems to enter the network and so must be long enough to admit the most distant modem HighPriorityThreshold Variable Name lcCmtsUpHighPriorityThreshold Set Get Response Status Number Description Weightin...

Page 176: ...escription A sum of architectural constants parameters and network status RTD that governs the difference between the publication time of the MAP and its effectiveness NFlowControlledMaps Variable Name lcCmtsUpNFlowControlledMaps Set Get Response Status Number Description The number of Map PDUs that were generated under flow controlled prioritized conditions NNonFlowControlledMaps Variable Name lc...

Page 177: ...S device in degrees Celsius HighTempThreshold Variable Name lcCmtsHighTempThreshold Set Get Response Status Number Description High temperature threshold limit of a CMTS device in degrees Celsius above which an event occurs to signal that the threshold has been exceeded The device temperature is read once per minute and compared to this threshold value A trap is sent out if the event s priority in...

Page 178: ... in the LcCmtsProvisioningInfo table ProvisioningControl Variable Name lcProvisioningControl Set Get Response Status Number use dhcp and tftp 1 use dhcp 2 use tftp 3 use nvram 4 Description Controls the use of file based provisioning by the CMTS If set to use dhcp and tftp 1 The CMTS will use DHCP to find its IP address subnet mask default router and TFTP server Config uration parameters will be p...

Page 179: ...igIpAddress Variable Name lcConfigIpAddress Set Get Response Status IP Address Description The IP address of the CMTS provides a writ able equivalent of ipAdEntAddr If set to null 0 0 0 0 the address must be provided through DHCP ConfigIpSubnet Variable Name lcConfigIpSubnet Set Get Response Status IP Address Description The subnet mask corresponding to lcConfig IpAddress provides a writable equiv...

Page 180: ...ftpFilename Set Get Response Status DisplayString Description The default filename on the TFTP server for acquiring provisioning configuration data may be overridden by DHCP LcSerialPortEntry The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the LcSerialPortEntry table Number Variable Name lcSerial...

Page 181: ... baudrate28800b 28800 baudrate38k 38400 baudrate56k 57600 baudrate64k 64000 baudrate76k 76800 baudrate96k 96000 baudrate115k 115200 Description Baud rate configured on this Serial Port DataBits Variable Name lcSerialPortDataBits Set Get Response Status Number Description Number of data bits configured on this Serial Port Parity Variable Name lcSerialPortParity Set Get Response Status Number none 1...

Page 182: ...al Port to run with modem leads enabled LcModemVendorEntry This table defines modems which are allowed to register with this CMTS Modem vendors are identified by the OUI portion of the MAC address used by the modem for registration In order to allow further differentiation based on particular models the entire MAC address may be masked and used to screen registrations The following paragraphs incl...

Page 183: ...se Status RowStatus active notInService notReady createAndGo createAndWait destroy Description This object controls the creation and deletion of rows in this table MacAddress Variable Name lcModemVendorMacAddress Set Get Response Status MacAddress Description When masked identifies a group of modems that are allowed to register at this CMTS Note that the LSB of the first octet is the mul ticast bi...

Page 184: ...cast bit and is defined to be zero lccmtsDPStatistics lccmtsDPStatistics is the menu heading for a category of MIB variable groups These groups reside under additional MIB group sub headings lccmtsDPStatisticsInfo The following paragraph includes the SNMP Syntax Set Get Response and or Status and a general description of the status entry for the MIB variable in the lccmtsDPStatisticsInfo table lcD...

Page 185: ...t1dTpPort Set Get Response Status Number Description The port number of the port for which this entry contains Transparent Bridging Manage ment information TxFrameRate Variable Name lcDPStatisticsTxFrameRate Set Get Response Status Number Description The last calculated frames per second transmitted on this port RxFrameRate Variable Name lcDPStatisticsRxFrameRate Set Get Response Status Number Des...

Page 186: ...tets per second received on this port lccmtsDPConfigurationInfo The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the lccmtsDPConfigurationInfo table ForwardingMode Variable Name lcForwardingMode Set Get Response Status Number none 1 dhcp arp 2 Description Controls the Forwarding Data Base Learning...

Page 187: ...oes not respond to any ARPs ProxyArpTimeout Variable Name lcProxyArpTimeout Set Get Response Status Number Description Controls the timeout in seconds of the Proxy Arp cache entries lccmDevice lccmDevice is the menu heading for a category of MIB variable groups These groups reside under additional MIB group sub headings LcScanningFrequencyEntry This MIB group defines a range of channels to be used...

Page 188: ...teAndGo createAndWait destroy Description Controls the creation and deletion of rows in this table See RFC 1903 for definition of enumeration FreqStart Variable Name lcScanFreqStart Set Get Response Status Number Kilohertz Description The center frequency of the first channel to scan in this range FreqEnd Variable Name lcScanFreqEnd Set Get Response Status Number Kilohertz Description The center f...

Page 189: ...iable Name lcScanStep Set Get Response Status Number Kilohertz Description The absolute value of the increment or dec rement to use in stepping through this range ChannelWidth Variable Name lcScanChannelWidth Set Get Response Status Number Kilohertz Description The channel width to use for this range Only 6000 and 8000 are allowed Display lccmAddressInfo Table The following paragraphs include the ...

Page 190: ...des a writable equivalent of ipAdEntNetMask lcdevicecommon lcdevicecommon is the menu heading for a category of MIB variable groups These groups reside under additional MIB group sub headings lctrapvarsinfo A group that defines variables returned in traps that aren t already defined in other groups These are Authentication Failure Trap variables an exten tion to the RFC1215 authentication failure ...

Page 191: ...an IP address in the docsDevNmAccessTable or the community string in the SNMP request did not match the community string in docs DevNmAccessTable for the requesting NMS or the docsDevNmAccessControl value spec ified in the docsDevNmAccessTable for this NMS was not sufficient to allow access for the SNMP request type either get or set Or finally the SNMP request from this NMS is not accepted on the...

Page 192: ...ap IpAddress Variable Name lcAuthFailIpAddr Set Get Response Status IP Address Description This is the source address of a Get Set SNMP request that did not pass authentication tests This object is returned in the authentication Failure trap Interface Variable Name lcAuthFailInterface Set Get Response Status Number ethernet 1 catv 2 other 3 Description This is the interface port on which was recei...

Page 193: ...ndex Variable Name lcTrapTypeIndex Set Get Response Status Number coldstartTrap 1 warmstartTrap 2 linkUpTrap 3 linkDownTrap 4 authentica tionFailureTrap 5 topologyChangeTrap 6 newRootTrap 7 Description The variable is the index of this entry in the lcTrapTypeTable Status Variable Name lcTrapTypeStatus Set Get Response Status Number sendTrap 1 this type of trap should be sent noTrap 2 this type of ...

Page 194: ...le Name lcMcastControl Set Get Response Status Number pass 1 discard 2 igmp 3 trap 4 Description Action to take on receiving an IP multicast packet bound for the subscriber network If pass 1 the CM acts as a bridge transpar ently forwarding all multicast packets If fil ter 2 all IP multicast packets are discarded If igmp 3 then the CM acts as an IGMP proxy and only forwards packets whose addresses...

Page 195: ...hs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the lcMcastAddressEntry table Address Variable Name lcMcastAddress Set Get Response Status IP Address Description The IP multicast address being managed AdminState Variable Name lcMcastAdminState Set Get Response Status RowStatus active notInService notReady createAndGo ...

Page 196: ... entry is not subject to the IGMP protocol Ttl Variable Name lcMcastTtl Set Get Response Status Number TimeTicks Description Time to live for this entry Will return zero for static entries LcPhyEntry The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the LcPhyEntry table Index Variable Name lcPhyInd...

Page 197: ...tes if active If false this PHY is manually configured if active Active Variable Name lcPhyActive Set Get Response Status TruthValue Description If true this PHY is the one being used If false this PHY is not being used Speed Variable Name lcPhySpeed Set Get Response Status Number Description Determines the speed for this PHY If lcPhyAutoNegotiate is true writes to this value are prohibited If lcP...

Page 198: ...a maintenance history area where notes about the device may be stored The contents of this table are entirely for human ben efit and have no effect on the operation of the device Up to 8 entries of up to 80 characters each may be stored The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the LcSticky...

Page 199: ... Setting this object to any non null value either creates the row or overwrites previous text Setting to the null string deletes the row Sets longer than 80 characters are truncated lcdevicecommoninfo The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the lcdevicecommoninfo table Filename Variable N...

Page 200: ...ket filtered Description This variable specifies whether a destination unreachable ICMP message is sent when a packet is filtered due to IP protocol filtering RestartFromFactoryDefaults Variable Name lcRestartFromFactoryDefaults Set Get Response Status TruthValue Description Setting this object to true 1 causes the device to reset When restarting it will have forgot ten all configuration parameter...

Page 201: ...roup describes the basic and authorization related Baseline Privacy attributes of each CM MAC interface The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the DocsBpiCmBaseEntry table ifIndex Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value...

Page 202: ...captured in the docsBpiCmTEKPrivacyEnable object Note This object will be read write accessi ble only after the ability to start and stop the authorization state machine is understood PublicKey Variable Name docsBpiCmPublicKey Set Get Response Status Hex Description Public key of the CM encoded as an ASN 1 SubjectPublicKeyInfo object as defined in the RSA Encryption Standard PKCS 1 12 AuthState Va...

Page 203: ...ctual clock time when the current authoriza tion for this FSM expires If the CM does not have an active authorization then the value is of the expiration date and time of the last active authorization AuthReset Variable Name docsBpiCmAuthReset Set Get Response Status TruthValue Description Setting this object to True generates a Re authorize event in the authorization FSM as described in section 4...

Page 204: ...achine is running Note This object will be read write accessi ble only after the ability to start and stop the authorization state machine is understood TEKGraceTime Variable Name docsBpiCmTEKGraceTime Set Get Response Status Number Seconds Description Grace time for a TEK A CM is expected to start trying to get a new TEK beginning TEKGraceTime seconds before the TEK actually expires The value of ...

Page 205: ...e read write accessi ble only after the ability to start and stop the authorization state machine is understood ReauthWaitTimeout Variable Name docsBpiCmReauthWaitTimeout Set Get Response Status Number Seconds Description Reauthorize Wait Timeout in seconds The value of this object cannot be changed while the authorization state machine is running Note This object will be read write accessi ble on...

Page 206: ...This object will be read write accessi ble only after the ability to start and stop the authorization state machine is understood ReKeyWaitTimeout Variable Name docsBpiCmRekeyWaitTimeout Set Get Response Status Number Seconds Description Rekey Wait Timeout in seconds The value of this object cannot be changed while the authorization state machine is running Note This object will be read write acce...

Page 207: ...chine is running Note This object will be read write accessi ble only after the ability to start and stop the authorization state machine is understood AuthRequests Variable Name docsBpiCmAuthRequests Set Get Response Status Number Description The count of times the CM has transmitted an Authorization Request message AuthReplies Variable Name docsBpiCmAuthReplies Set Get Response Status Number Des...

Page 208: ...Response Status Number Description The count of times the CM has received an Authorization Invalid message AuthRejectErrorCode Variable Name docsBpiCmAuthRejectErrorCode Set Get Response Status Number none 1 unknown 2 unautho rizedCm 3 unauthorizedSid 4 Description Error Code in most recent Authorization Reject message received by the CM This has value unknown 2 if the last Error Code value was 0 ...

Page 209: ... none 1 unknown 2 unautho rizedCm 3 unsolicited 5 invalidKey Sequence 6 keyRequestAuthentication Failure 7 Description Error Code in most recent Authorization Invalid message received by the CM This has value unknown 2 if the last Error Code value was 0 and none 1 if no Authorization Invalid message has been received since reboot AuthInvalidErrorString Variable Name docsBpiCmAuthInvalidErrorString...

Page 210: ... Get Response Status Number Description A unique value for each interface Its value ranges between 1 and the value of ifNumber The value of each interface must remain con stant at least from one reinitialization of the emtity s network management system to the next reinitialization IfCmServiceId Variable Name docsIfCmServiceId Set Get Response Status Number Description Identifies a service queue f...

Page 211: ... set to True or False at any time causing the CM to send a Reauth event to the authorization machine regardless of whether Baseline Pri vacy is enabled for the CM However Base line Privacy is not effectively enabled for any SID unless Baseline Privacy is enabled for the CM which is managed via the docsBpiC mPrivacyEnable object BpiCmTEKState Variable Name docsBpiCmTEKState Set Get Response Status ...

Page 212: ...xpiration date and time of the last active key BpiCmTEKExpiresNew Variable Name docsBpiCmTEKExpiresNew Set Get Response Status DateAndTime Description Actual clock time for expiration of the newest active key for this FSM If this FSM has no active keys then the value is of the expiration date and time of the last active key BpiCmTEKKeyRequests Variable Name docsBpiCmTEKKeyRequests Set Get Response...

Page 213: ...yRejects Set Get Response Status Number Description The count of times the CM has received a Key Reject message BpiCmTEKInvalids Variable Name docsBpiCmTEKInvalids Set Get Response Status Number Description The count of times the CM has received a TEK Invalid message BpiCmTEKAuthPends Variable Name docsBpiCmTEKAuthPends Set Get Response Status Number Description The count of times an Authorization...

Page 214: ...yRejectErrorString Variable Name docsBpiCmTEKKeyRejectErrorString Set Get Response Status DisplayString Description Display String in most recent Key Reject message received by the CM This is a zero length string if no Key Reject message has been received since reboot BpiCmTEKInvalidErrorCode Variable Name docsBpiCmTEKInvalidErrorCode Set Get Response Status Number none 1 unknown 2 invalidKey Sequ...

Page 215: ... sub headings DocsBpiCmtsBaseEntry This group describes the basic and authorization related Baseline Privacy attributes of each CMTS MAC interface The following paragraphs include the SNMP Syntax Set Get Response and or Status and a general description of the status entry for each MIB variable in the DocsBpiCmtsBaseEntry table ifIndex Variable Name ifIndex Set Get Response Status Number Descriptio...

Page 216: ...nds Description Default lifetime in seconds the CMTS assigns to a new Traffic Encryption Key TEK AuthGraceTime Variable Name docsBpiCmtsDefaultAuthGraceTime Set Get Response Status Number Seconds Description Default grace time in seconds the CMTS uses for an authorization key This controls how far in advance of authorization key expi ration that the CMTS is expected to produce the next generation ...

Page 217: ...lue is expected to agree with the TEK Grace Time that the provisioning system provides to CMs Note that this object is particularly relevant for multicast SIDs where multiple grace time values cannot be honored Requests Variable Name docsBpiCmtsAuthRequests Set Get Response Status Number Description The count of times the CMTS has received an Authorization Request message from any CM Replies Varia...

Page 218: ...se Status Number Description The count of times the CMTS has transmitted an Authorization Invalid message to any CM DocsBpiCmtsAuthEntry Describes the attributes of each CM authorization association The CMTS maintains one authorization association with each Baseline Privacy enabled CM on each CMTS MAC interface The following paragraphs include the SNMP Syntax Set Get Response and or Status and a g...

Page 219: ...management system to the next reinitialization MacAddress Variable Name docsBpiCmtsAuthCmMacAddress Set Get Response Status MacAddress Description The physical address of the CM to which the authorization association applies PublicKey Variable Name docsBpiCmtsAuthCmPublicKey Set Get Response Status Hex Description Public key of the CM encoded as an ASN 1 SubjectPublicKeyInfo object as defined in t...

Page 220: ...sBpiCmtsAuthCmExpires Set Get Response Status DateAndTime Description Actual clock time when the current authoriza tion for this CM expires If this CM does not have an active authorization then the value is of the expiration date and time of the last active authorization Lifetime Variable Name docsBpiCmtsAuthCmLifetim Set Get Response Status Number Seconds Description Lifetime in seconds the CMTS ...

Page 221: ...auses the CMTS to invalidate the current CM authorization key but not to transmit an Authorization Invalid message nor to invali date unicast TEKs Setting this object to sendAuthInvalid 3 causes the CMTS to invalidate the current CM authorization key and to transmit an Authorization Invalid mes sage to the CM but not to invalidate unicast TEKs Setting this object to invalidateTeks 4 causes the CMT...

Page 222: ...Set Get Response Status Number Description The count of times the CMTS has transmitted an Authorization Reply message to this CM Rejects Variable Name docsBpiCmtsAuthCmRejects Set Get Response Status Number Description The count of times the CMTS has transmitted an Authorization Reject message to this CM Invalids Variable Name docsBpiCmtsAuthCmInvalids Set Get Response Status Number Description Th...

Page 223: ... transmitted to the CM This has value unknown 2 if the last Error Code value was 0 and none 1 if no Authorization Reject message has been transmitted to the CM ErrorString2 Variable Name docsBpiCmtsAuthRejectErrorString Set Get Response Status DisplayString Description Display String in most recent Authorization Reject message transmitted to the CM This is a zero length string if no Authorization ...

Page 224: ...ransmitted to the CM ErrorString Variable Name docsBpiCmtsAuthInvalidErrorString Set Get Response Status DisplayString Description Display String in most recent Authorization Invalid message transmitted to the CM This is a zero length string if no Authorization Invalid message has been transmitted to the CM DocsBpiCmtsTEKEntry Describes the attributes of each CM Traffic Encryption Key TEK associ a...

Page 225: ...iceId Variable Name docsIfCmtsServiceId Set Get Response Status Number Description Identifies a service queue for upstream band width The attributes of this service queue are shared between the Cable Modem and the Cable Modem Termination System The CMTS allocates upstream bandwidth to this service queue based on requests from the CM and on the class of service associated with this queue BpiCmtsTEK...

Page 226: ...KExpiresOld Set Get Response Status DateAndTime Description Actual clock time for expiration of the oldest active key for this TEK association If this TEK association has no active keys then the value is of the expiration date and time of the last active key BpiCmtsTEKExpiresNew Variable Name docsBpiCmtsTEKExpiresNew Set Get Response Status DateAndTime Description Actual clock time for expiration ...

Page 227: ...is object always returns False BpiCmtsKeyRequests Variable Name docsBpiCmtsKeyRequests Set Get Response Status Number Description The count of times the CMTS has received a Key Request message BpiCmtsKeyReplies Variable Name docsBpiCmtsKeyReplies Set Get Response Status Number Description The count of times the CMTS has transmitted a Key Reply message BpiCmtsKeyRejects Variable Name docsBpiCmtsKey...

Page 228: ...id 4 Description Error Code in the most recent Key Reject message sent in response to a Key Request for this BPI SID This has value unknown 2 if the last Error Code value was 0 and none 1 if no Key Reject message has been received since reboot BpiCmtsKeyRejectErrorString Variable Name docsBpiCmtsKeyRejectErrorString Set Get Response Status DisplayString Description Display String in the most recen...

Page 229: ...iation with this BPI SID This has value unknown 2 if the last Error Code value was 0 and none 1 if no TEK Invalid message has been received since reboot BpiCmtsTEKInvalidErrorString Variable Name docsBpiCmtsTEKInvalidErrorString Set Get Response Status DisplayString Description Display String in the most recent TEK Invalid message sent in association with this BPI SID This is a zero length string ...

Page 230: ...x Set Get Response and or Status and a general description of the status entry for each MIB variable in the DocsBpiMulticastMapEntry table ifIndex Variable Name ifIndex Set Get Response Status Number Description A unique value for each interface Its value ranges between 1 and the value of ifNumber The value of each interface must remain con stant at least from one reinitialization of the emtity s ...

Page 231: ...ulticastServiceId Set Get Response Status Number Description The multicast SID to be used in this IP multi cast address prefix mapping entry DEFVAL is an unused multicast SID value chosen by CMTS MapControl Variable Name docsBpiIpMulticastMapControl Set Get Response Status RowStatus active notInService notReady createAndGo createAndWait destroy Description Controls and reflects the IP multicast ad...

Page 232: ...et Response Status Number Description A unique value for each interface Its value ranges between 1 and the value of ifNumber The value of each interface must remain con stant at least from one reinitialization of the emtity s network management system to the next reinitialization ServiceId Variable Name docsBpiMulticastServiceId Set Get Response Status Number Description The multicast SID for auth...

Page 233: ...zation for each multicast SID Loading and Compiling the MIB When using the CastleRock SNMP manager SNMPc the order in which the MIB is compiled is critical The following list provides the best loading sequence for the CMTS 1000 SNMP MIBs 1 standard mib 2 snmpv2 mib 3 rfc1213 mib 4 rfc1215 mib 5 rfc1493 mib 6 rfc1573 mib 7 rfc1643 mib 8 mcnsif_snmpc mib 9 mcnsscm_snmpc mib 10 lancityheader mib 11 l...

Page 234: ...4 142 302693 B Rev 00 CMTS 1000 Installation Manual V1 2 ...

Page 235: ...TFTP to perform software upgrades The following sections describe how to upgrade Bay Network s Cable Modem and Cable Modem Termination System run time software Bay Network s CMTS 1000 can be upgraded manually using an SNMP manager both on line and off line The modems can also be automatically upgraded using the LCn Provisioning Server ...

Page 236: ...e person that is performing the software upgrade is proficient in the operation and configuration of DOCSIS Cable Modems and Cable Modem Termination Systems Traffic should be minimal on the network during the upgrade process including any automatic network management polling such as SNMPc Trend Watch and Auto Discover After the upgrade has started the pro cess takes approximately one minute per ca...

Page 237: ...e procedure ensure that the LCn Provisioning Server has the proper upgrade file information Caution When implementing the Automatic Upgrade process do not attempt to automatically upgrade more than 10 units during one upgrade period using a single threaded server A multithreaded server should be limited to 25 units per upgrade session Upgrade Procedure There are six basic steps to perform an upgra...

Page 238: ...ed Refer to Chapter 4 Troubleshooting for the proper loading sequence for the various MIBs Step 2 Configure TFTP File Server Perform the following procedure to setup the TFTP file server and install the upgrade software Set the TFTP server s default or public directory to the directory where you will be copying the upgrade software Copy the CMTS 1000 upgrade software files to the TFTP server s def...

Page 239: ...database information Configuration parameters haven t changed since last reboot To reset a device using SNMP 1 Select the device 2 Select the DocsDev MIB Object ID 3 Select the Docs_Base MIB Object ID 4 Change the True False selection of the ResetNow MIB to True 5 Press the Set button The cable modem or Cable Modem Termination System will reset Using the TFTP server s visual display ensure that th...

Page 240: ... copied into the TFTP server s default directory Enter only the file name Do not enter the full path to the TFTP server s public directory Caution All parameters must be set exactly as stated Verify that all previ ous steps are complete and accurate especially file names and IP Addresses Verify that the TFTP server is On and the loadable file is in the TFTP server s public directory Verify that yo...

Page 241: ...ective modem auto upgrades Select and edit the CMTS module to initiate selective CMTS auto upgrades 2 Type the software upgrade filename in the Upgrade File Name win dow of the selected module When performing a global auto upgrade make sure that you press the Apply to Modems button before you leave the edit Network screen 3 Press the Update Network Configuration Files button on the LCn Control Pan...

Page 242: ...shooting for detailed descriptions of the CMTS 1000 MIB variables Step 6 Verify Upgrade Completed Successfully Using an SNMP manager verify the software version of the upgraded CMTS 1000 as follows 1 Using MIB II select Basic 2 Select System and List System Info 3 The SNMP manager displays the SystemInfo Table 4 The Object ID indicates the product ID and the software version 5 If you re using SNMP...

Page 243: ...u find errors in this document If so please specify the error s and page num ber s G eneral comm ents Suggestions for improvement N am e _______________________________________________________________Date ________________________ Title _________________________________________ D epartment __________________________________________ C om pany _____________________________________Street _____________...

Page 244: ...DO NOT CUT FOLD HERE AND TAPE Nortel Networks Broadband Technology Division 200 Bulfinch Drive Andover MA 01810 Attn Technical Publications DO NOT CUT FOLD HERE AND TAPE ...

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