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- Description
- Specifications
A single module covers either a 44 Mbps DS3/T3 ATM link or a 34 Mbps E3 link: the NM-1A-T3/E3 is a Cisco 1-port T3/E3 ATM network module with a standard 75-ohm BNC connector. Line rates are 44.736 Mbps for DS3 and 34.368 Mbps for E3, and the cable run is up to 450 ft for DS3 and 1250 ft for E3.
ATM traffic classes are UBR, UBR+ (SVC only), VBR-rt, VBR-nrt, CBR and ABR, with PVCs, SVCs and up to 1024 simultaneous virtual connections (VPI 0 to 255, VCI 0 to 65535). LANE, ILMI 1.0, MPLS VPN, MPOA, NHRP, F4 and F5 OAM cells and FRF.5/8 interworking are supported, and online insertion and removal works on the 3845.
Host routers are the Cisco 2811, 2821, 2851, 3825, 3845, 3925 and 3945 Integrated Services Routers, with no slot placement restrictions; the 3925 and 3945 take it through the SM-NM-ADPTR network module adapter. The module weighs up to 2 lb and measures 1.55 x 7.10 x 7.2 in. (H x W x D). More WAN modules are in the Cisco interface card category.
| Part number | NM-1A-T3/E3 |
| Type | 1-port T3/E3 ATM network module |
| Port | 1 x DS3 or E3, 75-ohm BNC coaxial |
| DS3 rate | 44.736 Mbps, cable up to 450 ft |
| E3 rate | 34.368 Mbps, cable up to 1250 ft |
| ATM classes | UBR, UBR+ (SVC only), VBR-rt, VBR-nrt, CBR, ABR |
| Virtual connections | Up to 1024, PVC and SVC |
| Dimensions (H x W x D) | 1.55 x 7.10 x 7.2 in. |
| Weight | 2 lb maximum |
| Compatible with | Cisco 2811, 2821, 2851, 3825, 3845, 3925 and 3945 routers (3925 and 3945 via SM-NM-ADPTR) |