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Elliot Marsh
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OC3 ATM module delivered stable high speed connectivity.
NM-1A-OC3-POM
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ATM OC3 module with single POM (SFP) slot Cisco Router Netwo...
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Name:
NM-1A-OC3-POM
- Description:
- ATM OC3 module with single POM (SFP) slot Cisco Router Network Module
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 818249350462
- Condition:
- Warranty:
- 3
- List Price:
$10,900.00
- Price:
$4,443.0059.2% off
Quantity:
1
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NM-1A-OC3-POM Overview
NM-1A-OC3-POM is a high-performance WAN module built for reliable optical networking and data transport. Engineered with an SFP connector for seamless integration into enterprise-grade routers, switches, and servers, it supports key protocols such as TCP/IP for efficient network communications.
Designed with a modular form factor, NM-1A-OC3-POM is ideal for expanding data center capacity and upgrading server network interfaces. Its robust construction and compatibility with industry-leading platforms like Cisco, Juniper, Arista, Dell, and HP make it a dependable solution for connecting to high-speed optical networks in mission-critical environments.
NM-1A-OC3-POM price is $4,443.00, a 59.2% saving from the Cisco list price of $10,900.00. NM-1A-OC3-POM is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for NM-1A-OC3-POM for additional pricing. Browse the full Nm Nme Em Network Modules series or explore all Cisco products.
NM-1A-OC3-POM Specifications
- Product Type
- Network Module
- Module Type
- WAN Module
- Data Rate
- N/A
- Connector Type
- SFP
- Supported Protocols
- TCP/IP
- Form Factor
- Modular
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Arista, Dell, HP
- Max Speed
- N/A
- Supported Features
- N/A
- Power Consumption
- N/A
- Interface Ports
- SFP
- Expansion Slots
- N/A
- Product Name
- NM-1A-OC3-POM
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
NM-1A-OC3-POM Use Case
Secure Retail Branch POS Connectivity via ATM over OC-3
In a multinational retail chain, IT teams deploy the NM-1A-OC3-POM-ATM module with a single POM (SFP) slot in Cisco 2900 Series routers to aggregate point-of-sale transactions at OC-3 (155 Mbps) speeds. Leveraging ATM virtual circuits ensures low-latency, lossless transfer for real-time credit card processing and inventory synchronization. Outcome: PCI-DSS compliance, 99.99% transaction uptime, and a 30% reduction in WAN costs through optimized bandwidth utilization.
High-Capacity Mobile Backhaul for Tier-1 Service Providers
A Tier-1 telecom operator integrates the NM-1A-OC3-POM-ATM module into Cisco Aggregation Services Routers to backhaul multiple 3G/4G cell sites over ATM on OC-3. The single POM (SFP) slot provides future-proof interface flexibility, while carrier-grade QoS on ATM PVCs guarantees SLA performance. Benefit: scalable backhaul capacity, 40% faster service provisioning, and simplified fiber management for upcoming LTE expansions.
Deterministic Data Center Interconnect for Financial Trading
A global financial services firm links two data centers 50 miles apart using the NM-1A-OC3-POM-ATM module deployed in Cisco 4000 Series routers. ATM over OC-3 delivers deterministic latency and microsecond-level jitter control essential for high-frequency trading applications. Result: sub-3 ms round-trip times, strict SLA adherence, AES-256 encrypted replication, and a 25% boost in trade-execution reliability.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| NM-1A-OC3-POM |  NM-HD-2VE |  SM-D-ES3-48-P |  NM-8CE1T1-PRI |  NM-32A | |
|---|---|---|---|---|---|
| Product Type | Network Module | Network Module / Network Card | Network Module / Network Card | Network Module | Network Module / Network Card |
| Module Type | WAN Module | Ethernet | Ethernet Module | Ethernet Module | Ethernet |
| Data Rate | N/A | 10G | 1Gbps per port | 10Gbps | 10G |
| Connector Type | SFP | SFP+ | RJ-45 | SFP+ | SFP+ |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP | TCP/IP | TCP/IP, iSCSI |
| Form Factor | Modular | PCIe | PCIe | PCIe | PCIe |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Arista, Dell, HP | Cisco / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP | Cisco, Juniper, Dell, HP |
| Max Speed | N/A | 10Gbps | 1Gbps per port | 10Gbps | 10Gbps |
| Supported Features | N/A | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | N/A | 8W | N/A | 15W | 12W |
| Interface Ports | SFP | Ethernet | 48 x RJ-45 Ethernet | SFP+ | Ethernet |
| Expansion Slots | N/A | PCIe | N/A | N/A | N/A |
| Product Name | NM-1A-OC3-POM | NM-HD-2VE High-Speed Ethernet Module | SM-D-ES3-48-P | NM-8CE1T1-PRI High-Speed Ethernet Module | NM-32A High-Performance 10GbE Network Module |
| Height | N/A | 0.5 inches | N/A | 1.0 inches | 1.0 inches |
| Width | N/A | 3.4 inches | N/A | 5.0 inches | 4.5 inches |
| Depth | N/A | 2.3 inches | N/A | 7.0 inches | 0.5 inches |
| Weight | N/A | 0.6 lbs | N/A | 1.8 lbs | 0.5 lbs |
Reviews & Ratings
B
Bushra Khan
5
Good performance with SFP based links.
R
Rolf Schneider
5
Reliable module for ATM networks.
P
Paula Martin
5
Met technical expectations fully.
Z
Zubair Ahmed
4
Solid Cisco ATM solution.
Questions & Answers
What is the Cisco NM-1A-OC3-POM?
The Cisco NM-1A-OC3-POM is an ATM OC3 network module with a single POM (SFP) slot, delivering up to 155.52 Mbps OC3 connectivity in compatible Cisco routers.
Which Cisco routers support the NM-1A-OC3-POM module?
The NM-1A-OC3-POM is supported on Cisco 2800, 3500, 3600, 3700, 3800, and 7200 Series routers with an available network module slot.
What data rates does the NM-1A-OC3-POM module support?
This module supports OC3 data rates of up to 155.52 Mbps for ATM transport.
What type of optical interface does the NM-1A-OC3-POM use?
It uses a single POM (pluggable optics module) slot compatible with Cisco SFP transceivers for flexible optical connectivity.
Which SFP transceivers are compatible with the NM-1A-OC3-POM?
Compatible SFPs include Cisco-approved OC3-rated transceivers in both single-mode and multimode options per the Cisco Transceiver Compatibility Matrix.
Is the NM-1A-OC3-POM hot-swappable?
Yes, both the NM-1A-OC3-POM module and its SFP transceiver are hot-swappable to ensure minimal service disruption.
How do I install the NM-1A-OC3-POM in a Cisco router?
Power down the router, insert the NM-1A-OC3-POM into an open network module slot, secure it, install a compatible SFP, then power up the router.
How do I configure the NM-1A-OC3-POM for ATM connectivity?
Use the Cisco IOS CLI: enter interface ATM0/0/0, apply 'encapsulation aal5snap', configure 'pvc <vpi> <vci> bandwidth 15552', and set any required ATM parameters.
What troubleshooting steps apply to the NM-1A-OC3-POM?
Run 'show interface atm' to check status, 'show hw-module subslot 0 transceiver' to verify optics, confirm VPI/VCI settings, and consult 'show logging' for errors.
What environmental specifications does the NM-1A-OC3-POM meet?
It operates from 0 °C to 45 °C (32 °F to 113 °F), stores from –40 °C to 70 °C (–40 °F to 158 °F), and complies with Cisco EMC and safety standards.
What warranty and support does the NM-1A-OC3-POM include?
The module is covered by Cisco’s limited lifetime warranty with next-business-day replacement and is eligible for SMARTnet support services.
Can the NM-1A-OC3-POM support SONET/SDH?
No, the NM-1A-OC3-POM is designed exclusively for ATM OC3 transport and does not provide SONET/SDH framing.
What are common use cases for the NM-1A-OC3-POM?
Typical use cases include high-speed enterprise WAN links, interoffice ATM connections, and temporary or backup optical backhaul services.
How do I verify the NM-1A-OC3-POM module status?
Use 'show hw-module subslot 0 status', 'show interface atm0/0/0', and 'show controllers atm' to confirm module health and operational parameters.
Where can I purchase the Cisco NM-1A-OC3-POM module?
The NM-1A-OC3-POM is available through authorized Cisco resellers, channel partners, and Cisco’s online store with global shipping options.
Does the NM-1A-OC3-POM support Quality of Service (QoS)?
Yes, it supports Cisco QoS features such as traffic shaping, policing, and classification on the ATM interface via standard IOS QoS commands.