Cisco 2-Ports T1 / E1 Multiflex Voice / WAN Interface Card – 800-34658-01

Cisco 800-34658-01 Two-Port T1/E1 Multiflex Voice and WAN Interface Card

Maintain established circuit connectivity with the Cisco 800-34658-01 two-port T1/E1 Multiflex Voice/WAN interface card. Designed as a focused interface component for compatible Cisco routing equipment, this card gives network administrators a practical option for supporting legacy voice services, WAN circuits, replacement projects, and carefully managed spare-parts programs. The two-port layout and T1/E1 interface designation make it easier to compare the card with the installed router and service design before purchase. For infrastructure that still relies on these circuit technologies, using the correct interface card can protect continuity while keeping maintenance work aligned with the existing Cisco platform.

Key Features

• Two-port Multiflex interface card
• T1 and E1 interface support
• Voice and WAN connectivity function
• Designed for compatible Cisco routers
• Suitable for replacement and legacy network maintenance

Product Specifications

• Part Number: 800-34658-01
• Manufacturer: Cisco
• Port Count: 2
• Interface Standards: T1, E1
• Function: Multiflex voice and WAN
• Component Type: Voice/WAN interface card

Multiflex Interface Specifications

The card”s two-port T1/E1 design supports network planning where voice and WAN services must be carried through a compatible Cisco routing platform. Its Multiflex role is particularly relevant when a replacement must preserve the existing circuit type and interface arrangement rather than introduce a different connectivity method.

Use Cases

• Replacing a two-port T1/E1 interface card
• Supporting voice and WAN circuit maintenance
• Keeping legacy Cisco routing services operational
• Preparing a matched spare for field or data-center service teams

Compatibility

The 800-34658-01 is identified as a Cisco two-port T1/E1 Multiflex Voice/WAN interface card. Check the host router, card slot, software support, circuit provisioning, and regional requirements before installation.

Frequently Asked Questions

What interfaces are listed for this card?

The product description identifies T1 and E1 interfaces.

How many ports are included?

The card is listed with two ports.

What networking role does it provide?

It provides Multiflex voice and WAN interface functionality for compatible Cisco equipment.

The Cisco 800-34658-01 is a practical choice for network teams sourcing a two-port T1/E1 Multiflex card for an existing voice or WAN environment. Verify the host platform and circuit plan before ordering, especially when multiple interface cards serve similar legacy applications. Using the exact part number supports cleaner service records, faster replacement decisions, and a more controlled approach to maintaining Cisco routing infrastructure that still carries important voice or WAN traffic.