7270 E1 8PORT 75 OHM BNC I/O The E1 I/O card provides 8 ports of 75 ohm coaxial cable interface, using BNC connectors.

7270 E1 8PORT I/O CARD The E1 I/O card provides 8 ports of 120 ohm twisted pair interface, using RJ45 connectors.

7270 E1 PORT CFR CARD R4.2 The E1 4 port Channelized Frame Relay card provides 4 E1 ports. Each port is channelized down to 64kb/sec rate. Supports up to 2000 frame relay connections per card. Perform frame relay to ATM Network Interworking and Service Interworking. This card is delivered with R4.2 software.

7270 E3 3 PORT CR CARD W/CPU-2 R4.3 The E3 UNI/NNI card is a three port ATM interface card. Each port operates at 34Mbps. The E3 card is fully compliant to the mandatory requirements of the ATM Forum UNI specification (version 3.1) and the ATM Forum B-ICI Specification (Version 2.0). This card is designed to accept the optional Multi-Service Traffic Shaping Module (MTSM, 90-6744-02) or enhanced Traffic Shaping Module (eTM, 90-7695-01) which, when installed, provides enhanced traffic management features. This card must be used in conjunction with an I/O module (90-4463-xx). This card is shipped with R4.3 software.

7270 E3 3 PORT CR W/CPU-2 (13.5K) R5.0 The E3 UNI/NNI card is a three port ATM interface card. Each port operates at 34Mbps. The E3 card is fully compliant to the mandatory requirements of the ATM Forum UNI specification (version 3.1) and the ATM Forum B-ICI Specification (Version 2.0). This E3 card provides 4.5K connections per port. This card is designed to accept the optional Multi-Service Traffic Shaping Module (MTSM, 90-6744-02) or enhanced Traffic Shaping Module (eTM, 90-7695-01) which, when installed, provides enhanced traffic management features. This card must be used in conjunction with an I/O module (90-4463-xx). This card is shipped with R5.0 software.

7270 E3 3 PORT CR W/CPU-2 (13.5K) The E3 UNI/NNI card is a three port ATM interface card. Each port operates at 34Mbps. The E3 card is fully compliant to the mandatory requirements of the ATM Forum UNI specification (version 3.1) and the ATM Forum B-ICI Specification (Version2.0). This E3 card provides 4.5K connections per port. This card is designed to accept the optional Multi-Service Traffic Shaping Module (MTSM,90-6744-02) or enhanced Traffic Shaping Module (eTM, 90-7695-01)which, when installed, provides enhanced traffic management features. This card must be used in conjunction with an I/O module (90-4463-xx). This card is shipped with R6.0 software.

7270 HIGH SPEED MTSM The 7270 Multi-Service Traffic Shaping Module (MTSM) is an opti onal module for the 7270 OC3 STM-1 DS3 and E3 Cell Relay c ards. When installed it provides an additional 200K cells of b uffering per- VC queuing per VC-shaping ABR Virtual-Source /Virtual Destination and other traffic management enhancements .

7270 HUB CARD - 6 & 8 SLOT SYSTEMS clei The 7270 Hub card is the common equipment card that provides lo cal switching capability. The Hub handles 800M transmit and rece ive non blocking switching. For a non-redundant fabric one Hub card is required. For a redundant fabric two Hub cards are re quired. This version of HUB card can be used interchangeably in both 6 and 8 slot systems. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.

7270 IMA MODULE FOR T1/E1 CR clei This module provides inverse multiplexing for ATM (IMA) capabil ity for the T1/E1 ATM Cell Relay interface cards (90-4459-0x) fo r the 7270. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.

7270 OC3-2M CR CARD R4.3 clei The OC3-2M UNI/NNI Card with CPU-2 is an ATM interface card operating at the SONET OC3 rate of 155 Mbps, with 32k cell buffering per card. The OC3-2M is a single port card compliant to the requirements of the ATM Forum UNI Specification (Version 3.1) and the ATM Forum B-ICI Specification (Version 2.0). This OC3 card provides 16K connections per port. This card is designed to accept the optional Multi-Service Traffic Shaping Module (MTSM, 90-6744-02) or enhanced Traffic Shaping Module (eTM, 90-7695-01) which, when installed, provides enhanced traffic management features. This card must be used in conjunction with an I/O module (90-4462-xx). This card is shipped with R4.3 software. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.

7270 OC3-2M CR CARD R4.3 clei The OC3-2M UNI/NNI Card with CPU-2 is an ATM interface card operating at the SONET OC3 rate of 155 Mbps, with 32k cell buffering per card. The OC3-2M is a single port card compliant to the requirements of the ATM Forum UNI Specification (Version 3.1) and the ATM Forum B-ICI Specification (Version 2.0). This OC3 card provides 16K connections per port. This card is designed to accept the optional Multi-Service Traffic Shaping Module (MTSM, 90-6744-02) or enhanced Traffic Shaping Module (eTM, 90-7695-01) which, when installed, provides enhanced traffic management features. This card must be used in conjunction with an I/O module (90-4462-xx). This card is shipped with R5.0 software.

7270 OC3-2M CR CARD The OC3-2M UNI/NNI Card with CPU-2 is an ATM interface card operating at the SONET OC3 rate of 155 Mbps, with 32k cell buffering per card. The OC3-2M is a single port card compliant to the requirements of the ATM Forum UNI Specification (Version 3.1) and the ATM Forum B-ICI Specification (Version 2.0). This OC3 card provides 16K connections per port. This card is designed to accept the optional Multi-Service Traffic Shaping Module (MTSM, 90-6744-02) or enhanced Traffic Shaping Module (eTM, 90-7695-01)which, when installed, provides enhanced traffic management features. This card must be used in conjunction with an I/O module (90-4462-xx). This card is shipped with R6.0 software.

7270 OC3/STM1 CMI BNC I/O The OC3/STM1 CMI BNC I/O card provides coaxial cable interface using a BNC connector.

7270 OC3/STM1 IR I/O CARD clei The OC3/STM1 Intermediate Reach I/O card provides single mode fiber interface using SC connectors. The interface uses 1310nm laser and has a total loss budget of 12dB. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.

7270 OC3/STM1 LR I/O CARD clei The OC3/STM1 Long Reach I/O card provides single mode fiber interface using SC connectors. The interface uses 1310nm laser and has a total loss budget of 28dB. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.

7270 OC3/STM1 SR (MMF) I/O clei The OC3/STM1 Short Reach I/O card provides the multimode fiber interface using SC connectors. The interface has a typical range of 2km. This assembly contains a Telcordia CLEI (Common Language Equipment Identifier) label.

7270 ONLINE DOCN CD This CD is a 7270 MSC Technical Practices Library that includes information for all currently available 7270 MSC releases.

7270 PSI 16 PORT FR CARD R4.3 This card provides High Speed Frame Relay processing. Provides ATM to FR Service Interworking and Network Interworking. Can also operate in HDLC frame forwarding mode for transparent transport of HDLC-based protocols such as X.25, SNA and PPP across the ATM network. Supports Test Access Connection (TAC) for VBR and Closed Loop Congestion Control. This card is delivered with R4.3 software.

7270 R4.3 S/W CD Software CD-ROM for 7270 R4.3 containing Hardened Loadset #1. This is the software license meaning one CD is required for each control card that needs to be upgraded.

7270 R4.3 TECHNICAL PRACTICES Technical Practices for R4.3 of the 7270