Glossary

The process of enabling a subscriber device for network access and privileges, on behalf of a registered account.

The person who queries User Registrar to analyze individual subscriber status and problems, and to generate aggregate statistics.

Cisco Access Registrar. Provides RADIUS services to DOCSIS modems for deployment of high-speed data services in a one-way cable plant requiring telco-return for upstream data.

A digital representation of user or device attributes, including a public key, that is signed with as authoritative private key.

Many subscriber additions and deletions.

Competitive Local Exchange Carrier. CLECs include cellular/PCS, ISPs and CATV providers. They tend to compete on a selective basis for local exchange service as well as long distance, international, Internet access, and entertainment (such as Cable TV and Video on Demand).

Command line interface. Allows you to use commands to run the program in contrast to a graphical user interface (GUI).

A cable modem, typically located at the subscriber premises.

A cable modem termination system (either a router or bridge), typically located at the cable headend.

Cisco Network Registrar; same as NR (see NR).

Cisco Networking Services for Active Directory, which consists of a port of Active Directory to Solaris and HP/UX, and an NT and Unix client implementation of the LDAP API and GSS-API.

A file obtained by a DOCSIS cable modem at boot time via the TFTP protocol, which contains configuration parameters for the modem.

The person who takes the user registrar samples and customizes the environment for the customer; the configurer may or may not be an employee of the customer, and may not be involved with the provisioning system after installation and configuration.

Customer Premises Equipment. Originally it meant equipment on the customer's premise that was not bought from the local phone company. Now it means telephone equipment that reside on the customer's premise.

Cisco Service Management system of Operations, Administration, Maintenance, and Provisioning (OAM&P) and management tools for service providers and large enterprise networks. CSRC is part of this system.

Customer service representative. The person who signs up the customer for service.

Comma Separated Values. A commonly used no-frills text file format used for import from and import to spreadsheets and SQL databases.

Cisco Subscriber Registration Center. An integrated solution for data-over-cable service providers to configure and manage broadband modems, and enable and administer subscriber self-registration and activation.

Cisco Web Application Framework. The underlying framework that manages the Web GUI for User Registrar and Modem Registrar.

Directory Enabled Networking. An LDAP-based information model for networked devices.

The process of disabling network access and privileges for a subscriber device, and reclaiming device attributes for other subscriber devices; deactivation occurs as part of subscriber account deprovisioning, or as part of activation of a replacement subscriber device; some device attributes (such as IP address leases) might not be reclaimable until the leases have expired.

The elimination of an existing subscriber account; deprovisioning of a subscriber account includes subscriber account deregistration and device deactivation.

The process of removing and reclaiming the personal attributes associated with an existing subscriber account; some subscriber account attributes (such as email addresses) might not be reclaimable until after a waiting period.

Dynamic Host Configuration Protocol (RFC 2131). DHCP clients obtain their IP address assignments and other configuration information from DHCP servers.

Data Over Cable System Interface Specifications. Specifications written by leading North American cable operators, CableLabs, and their vendor representatives to standardize on cable modem protocol.

A DOCSIS cable modem; DOCSIS CMs obtain boot configuration via DHCP, Time, and TFTP client implementations.

A DOCSIS cable modem termination system; the Cisco uBR (also known as the Cisco 7246 or 7223 router) is a leading router implementation of a DOCSIS CMTS.

Digital Subscriber Line. Public network technology that delivers high bandwidth over conventional copper wiring at limited distances.

Graphical User Interface.

Globally Unique IDentifiers.

Hashed Message Authentication Codes with MD5 (RFC 2104). A keyed version of MD5 that enables two parties to validate transmitted information using a shared secret.

Incumbent Local Exchange Carrier. A traditional, old incumbent local exchange carrier that was never part of the Bell System.

Integrated Telephony Cable Modem. A DOCSIS CM that enables subscriber VoIP services.

Lightweight Directory Access Protocol version 3 (RFC 2251). A protocol that enables access to a directory.

LDAP Data Interchange Format. An LDAP server interchange format in which each record's field value is on a separate line and records are separated by an empty line.

A set of workflow presentation and control options for the User Registrar Subscriber UI administered in the User Registrar Admin UI. You can use a locale to offer multiple languages and/or have multiple branding styles. A locale also contains settings for page extensions that you can use to further tailor the subscriber's auto-provisioning experience.

Message Digest algorithm (RFC 1321). An algorithm that produces cryptographically unique one-way hashes.

Management Information Bases. A database of network management information that is used and maintained by a network management protocol.

Modem Registrar. One of a suite of software products included in the Cisco Subscriber Registration Center (CSRC) product. MR is a policy-based cable modem management product that provides dynamic cable modem configuration.

Multiple System Operators. A term that typically refers to large cable operators.

Netscape Application Server. A middleware product that provides a framework for Web-based applications.

Netscape Directory Server. An LDAP server.

A grouping of subscribers, computers and shared or private cable modems associated with an account administered in the User Registrar Admin UI. A neighborhood contains settings for auto-provisioning modems as shared or private through the User Registrar Subscriber UI.

Network Registrar; same as CNR. Network Registrar provides Domain Name Server (DNS) and DHCP services. Network Registrar supplies IP addresses and configuration parameters to DOCSIS cable modems and PCs based on network and service policies, and allocates host names for these devices in DNS.

Out-of-the-box. The default configuration of the product when it is first installed.

Each subscriber/account pair is associated with a single cable modem, which services one or more CPEs also associated with the subscriber/account.

The creation of an active subscriber account, or modification of parameters for an existing subscriber account. Provisioning of a subscriber account includes subscriber account registration and device activation.

Remote Authentication Dial In User Service (RFC 2138). RADIUS clients obtain authentication, authorization, and accounting services on behalf of dial users from RADIUS servers.

The process of re-enabling network access and privileges for a subscriber device and reclaiming device attributes for other subscriber devices.

The process of supplying (and in some cases, verifying the uniqueness of) personal attributes needed to establish a new subscriber account.

Dial service for cable subscribers that require access away from their cable modem.

A single cable modem servicing multiple CPEs is associated with multiple subscriber/accounts and is administered in the User Registrar Admin UI through a neighborhood.

Secure Sockets Layer version 3; a Netscape protocol that enables the exchange of certificates and the encryption of traffic between clients and server.

Internal Cisco name for Cisco 924 ITCM.

The person who obtains network service by self-provisioning through User Registrar.

A cable modem that uses the cable plant only for subscriber downstream traffic, and uses the PSTN for subscriber upstream traffic (which is necessary in older cable plants); DOCSIS has issued specifications for telco-return CMs that include dialup with PPP/IPCP and RADIUS, as well as booting with DHCP, Time, and TFTP service.

Trivial File Transfer Protocol version 2 (RFC 1350); TFTP clients obtain files from TFTP servers without the use of client authentication (e.g. username and password).

Time Protocol (RFC 868); Time clients obtain the current time of day within one-second resolution from Time servers.

Transport Layer Security. A future IETF protocol to replace SSL.

Transport Layer Security

Universal Broadband Router (also known as the Cisco 7246 or 7223 router), which is the Cisco router implementation of a DOCSIS CMTS.

User Registrar. One of a suite of software products included in the Cisco subscriber Registration Center (CSRC) product. User Registrar enables cable network subscribers to self-provision account registration and activation of their cable modem and PC over the cable network through a Web interface. User Registrar activates subscriber devices with account-appropriate privileges through updates to an LDAP directory.

Voice Over IP. Extends the ITU-T standards so that devices from different manufacturers can support voice communications over packet network, such as the Internet.

World Wide Web (also called WWW). A client/server system based on HTML and HTTP.

Extended Markup Language is a form of HTML.