| Part Description | Connector | Part # | Function |
| | | | |
| 1000Base-SX Mini-GBIC with connector | Short-haul LC | MGBIC-LC01 | Ethernet link to 1000BaseT line |
| 1000Base-LX Mini-GBIC with connector | Long-haul LC | MGBIC-LC09 | Ethernet link to 1000BaseT line |
| 1000Base-SX Mini-GBIC with connector | Short-haul MTRJ | MGBIC-MT01 | Ethernet link to 1000BaseT line |
| | | | |
| 2-port synch/asynch card | 68-pin, male | NIM-SER-02 | Serial NIM cards |
| 4-port synch/asynch card | SCSI III | NIM-SER-04 | |
| | | | |
| 6’ DB-15, X.21 DTE, twisted-pair cable | | NIM-X21-CAB-04 | Serial link to high speed serial |
| | | | line: 2 or 4 port |
| 6’ DB-25, EIA-232/530 DTE twisted-pair cable | | NIM-232-CAB-04 |
| | |
| | | | |
| 6’ DB-37, EIA-449 DTE, twisted-pair cable | | NIM-449-CAB-04 | |
| | | | |
| 6’ DB-V.35 DTE, twisted-pair cable | 68-pin, male | NIM-V35-CAB-04 | Serial link to high speed serial |
| | SCSI III | | line: 2 or 4 port |
| Combined V.35/EIA-232/530 DTE, twisted-pair | NIM-DBU1-CAB-04 |
| | |
| cable | | | |
| | | | |
| -Single unchannelized T1/E1 card | RJ48C | NIM-T1/E1-01 | T1/E1 NIM card |
| -Dual unchannelized T1/E1 card | RJ48C | NIM-T1/E1-02 | |
| -Quad unchannelized T1/E1 card | RJ48C | NIM-T1/E1-04 | |
| | | | |
| -Single channelized T1/E1/ISDN-PRI card | RJ48C | NIM-CT1E1/PRI-01 | Single channelized PRI card |
| -Dual channelized T1/E1/ISDN-PRI card | RJ48C | NIM-CT1E1/PRI-02 | Dual channelized PRI card |
| -Quad channelized T1/E1/ISDN-PRI card | RJ48C | NIM-CT1E1/PRI-04 | Quad channelized PRI card |
| | | | |
| Single unchannelized T3/E3 card | 2 female BNCs | NIM-T3E3-01 | Single unchannelized T3/E3 |
| | | | NIM |
| | | | |
| 1-port ISDN BRI-S/T card | RJ-45 | NIM-BRI-ST-01 | BRI-S/T NIM card |
| 2-port ISDN BRI-S/T card | RJ-45 | NIM-BRI-ST-02 | BRI-S/T NIM card |
| | | | |
| 1-port ISDN BRI-U card | RJ49C | NIM-BRI-U-01 | BRI-U NIM card |
| 2-port ISDN BRI-U card | RJ49C | NIM-BRI-U-02 | BRI-U NIM card |
| | | | |
| 1-port Annex A/C ASDL card with | RJ-11 | NIM-ADSL-AC-01 | ADSL NIM card |
| CompactFlash | RJ-11 | NIM-ADSL-B-01 | ADSL NIM card |
| 1-port Annex B ASDL card with CompactFlash | | | |
| | | | |
| 2-port T1/E1 D&I card | RJ-45 | NIM-DIRELAY-02 | T1/E1 D&I NIM card |
| | | | |
| 1-port Copper Ethernet card | RJ-45 | NIM-ETHR-01 | Copper Ethernet NIM card |
| 1-port Fiber-optic card | MT-RJ | NIM-FIBR-01 | Fiber-optic Ethernet NIM card |
| | | | |
| 100/120-ohm, straight-thru, twisted-pair cable | T1 or E1Port | N/A from Enterasys | - |
| | | | |
| 75-ohm coaxial to 120-ohm adapter | 2 female BNCs | 9372192 | G.703 Balun adapter for E1 line |
| | & 1 RJ-48C port | | |
| | | | |
| Grounding shunt | P2 - P5 | N/A from Enterasys | Insulator for E1 line |
| | | | |
| Auxiliary Flash RAM: 1.4”L x 1.6” W | Front panel slot | N/A from Enterasys | CompactFlash card for greater |
| -8, 16, 32 MByte card | | | software storage and flexibility |
| | | | |
| XSR-31/3250 Firewall and VPN firmware | - | XSR-3XXX-VPN-FW | Firewall and VPN code |
| | | | |
| XSR-31/3250 VPN firmware | - | XSR-3XXX-VPN | VPN code |
| | | | |
| XSR-31/3250 Firewall firmware | - | XSR-3XXX-FW | Firewall code |
| | | | |