Cisco EHWIC 1 GE-SFP-CU User Manual

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Configuring Gigabit Ethernet Enhanced
High-Speed WAN Interface Cards
First Published: March 15, 2011
This document describes how to configure the Cisco Gigabit Ethernet enhanced high-speed WAN
interface card (EHWIC). The EHWIC 1 GE-SFP-CU can be installed on the Cisco Integrated Services
Routers Generation 2 (ISR G2) family platforms and has a dual-purpose uplink (DPU) that can run in
small-form-factor pluggable (SFP) or copper mode. It supports the following features:
• Digital Optical Monitoring (DOM)
• Support for T1/E1 and T3/E3 SFPs
• Support for the Ethernet passive optical network (EPON) SFP
EHWIC 1 GE-SFP-CU is the SKU for the single port EHWIC.
For a list of SFPs supported on the EHWIC 1 GE-SFP-CU, see Connecting Gigabit Ethernet High-Speed
WAN Interface Cards document at the following URL:
http://www.cisco.com/en/US/docs/routers/access/interfaces/ic/hardware/installation/guide/EHWIC_1_
GE_SFP_CU.html.
Finding Feature Information in This Module
Your Cisco IOS software release may not support all of the features documented in this module.
Finding Support Information for Platforms and Cisco IOS Software Images
Use Cisco Feature Navigator to find information about platform support and Cisco IOS software image
support. Access Cisco Feature Navigator at http://www.cisco.com/go/fn. You must have an account on
Cisco.com. If you do not have an account or have forgotten your username or password, click Cancel at
the login dialog box and follow the instructions that appear.

Cisco EHWIC 1 GE-SFP-CU Specifications

General

Ports	1
Data Transfer Rate	1 Gbps
Port Type	Gigabit Ethernet
Compatibility	Cisco routers that support EHWIC
Connectivity Media	Copper
Interfaces/Ports Details	1 x SFP
Expansion Slots	EHWIC
Application/Usage	Enterprise networking

Summary

Prerequisites for the EHWIC 1 GE-SFP-CU

Overview of the EHWIC 1 GE-SFP-CU

Faceplate

Details the physical layout and indicators of the EHWIC 1 GE-SFP-CU, including LEDs.

LEDS

Configuring the EHWIC 1 GE-SFP-CU

Configuring Loopback

EHWIC 1 GE-SFP-CU Running Configuration

Show Controller Output

Show Interface Output

Configuring SFPs

Configuring Third-Party SFPs

Restrictions

Details the limitations and requirements for using third-party SFPs with the EHWIC.

Additional References

Standards

Lists relevant industry standards associated with the EHWIC functionality.

MIBs

Provides information and links to Management Information Bases (MIBs) for the EHWIC.

RFCS

States the status of RFC support for the EHWIC feature.

Technical Assistance

Offers guidance on accessing Cisco's technical support and documentation resources.