Name: NIM-2FXO= Cisco 2-Port FXO Voice Interface Card for VoIP Routers
Brand: Cisco
SKU: NIM-2FXO=
Price: 110.11 USD
Availability: InStock
Rating: 4.8 (130 reviews)

Product Overview
The Cisco Voice Interface Card with two FXO ports connects analog lines directly to Cisco routers, allowing voice and fax traffic to flow between PSTN and IP networks. It's designed to support everyday business voice needs where legacy phone systems remain in use alongside newer technologies.

General Information
Brand	Cisco
Part Number	NIM-2FXO=

Technical Information
Series	Cisco NIM (Network Interface Module)
product type	2-Port FXO Voice Interface Network Module (VIC/NIM)
Product Category	Voice Interface Card / Network Module
Compatibility	Cisco Integrated Services Router (ISR) 1900, 2900 and 3900 Series

Miscellaneous
Assembly Required	Yes
Eco Friendly	Yes
Compliance Standards	WEEE, RoHS, cURus, CE, FCC, CCC, UL, TUV, cULus, CSA, cUL

Physical Characteristics
Form Factor	NIM (Network Interface Module)
Weight	3.00
Condition	Refurbished

Product Description
The Cisco Voice Interface Card (VIC) with 2 FXO ports allows routers to connect to traditional analog telephone lines. It’s commonly used in small to medium business networks to bridge voice calls between the public switched telephone network (PSTN) and IP-based phone systems. This card is ideal for network engineers or IT professionals looking to integrate legacy telephony with modern VoIP setups. Key Features Offers reliable two-port FXO support for analog line connections Integrates easily with Cisco IOS for voice routing and call control Provides caller ID and fax tone detection capabilities Supports multiple voice protocols to ensure compatibility Delivers high voice quality with minimal latency Typically deployed in branch offices or remote sites, this interface card plays a key role in enabling smooth voice communication across networks. It helps businesses maintain their existing phone lines while transitioning to IP telephony.

Use Cases
The Cisco 2-Port FXO Voice Interface Card is commonly deployed in small to medium-sized business (SMB) networks and branch offices where integration between traditional PSTN lines and IP-based voice infrastructure is required. Organizations maintaining legacy analog phone services alongside VoIP systems benefit from its connectivity and call management capabilities. How It's Used: Connecting analog PSTN lines to Cisco routers in remote offices to enable cost-effective VoIP call routing. Facilitating voice and fax traffic conversion in enterprise edge deployments where legacy analog devices remain operational. Supporting call center environments that require caller ID and call progress tone detection over standard telephone lines. Integrating existing analog telephone infrastructure into unified communications platforms within SMB IT environments. Providing failover PSTN connectivity in VoIP setups to maintain voice service continuity during network outages. This interface card enhances operational efficiency by bridging analog and digital voice systems without requiring extensive infrastructure changes. Its scalability supports evolving business communication needs while maintaining compatibility with Cisco router platforms in diverse network topologies.

NIM-2FXO= Cisco 2-Port FXO Voice Interface Card for VoIP Routers

Product Overview

General Information

Technical Information

Miscellaneous

Physical Characteristics

Product Description

Use Cases