Cisco 2600 Series User Manual

CHAPTER
Connecting Digital Modem Network Modules to a Network 10-1
10
Connecting Digital
Modem Network Modules to a
Network
Note Digital modem network modules are supported in Cisco 3600 series routers only.
This chapter contains the following sections:
• Hardware Requirements on page 10-3
• Interface Numbering on page 10-4
• Adding 6-Port MICA Modules to a Digital Modem Network Module on page 10-6
• Digital Modem Module LEDs on page 10-16
These sections describe how to connect 6-, 12-, 18-, 24-, and 30-port digital modem
networkmodules(Ciscoproduct numbers NM-6DM, NM-12DM, NM-18DM, NM-24DM,
NM-30DM) for Cisco modular routers. (See Figure 10-1.) These modules contain 6, 12,
18, 24, or 30 V.34+ digital modems for a direct digital connection to an Integrated Services
Digital Network (ISDN) Primary Rate Interface (PRI) or Basic Rate Interface (BRI)
channel, allowing you to mix digital and analog calls to provide remote access to a LAN.

Cisco 2600 Series Specifications

General

Brand	Cisco
Model	2600 Series
Category	Network Router
Language	English