2-4
Cisco 1800 Series Routers (Modular) Hardware Installation Guide
OL-5876-03
Chapter 2 Overview of Cisco 1800 Series Routers (Modular)
Hardware Features
Interfaces on the Cisco 1841 Router
The following interfaces exist on the Cisco 1841 router:
•
Two Fast Ethernet ports (RJ-45 connectors)
•
High-speed console and auxiliary ports, up to 115.2 kbps each (RJ-45 connectors)
•
One USB port (version 1.1), intended for future use
Interfaces on the Cisco 1861 Integrated Services Router
The Cisco 1861 Integrated Services Router comes with various possible configurations, based on built-in
ports and other hardware features of the Cisco 1861 Integrated Services Router and organized by model.
Table 2-1
lists the labels and descriptions for the WAN, LAN, voice interface card (VIC), and other
interfaces, along with the values for these interfaces in the preconfigured router software configuration.
Note
In
Table 2-1
, all slots/ports are numbered right to left, unless otherwise noted.
Table 2-1
Cisco 1861 Integrated Services Router: Interfaces
Description
Label
Value in Software Configuration
Console/Aux port
CONSOLE
—
Fast Ethernet 10/100 expansion
port
EXPANSION
FastEthernet0/1/8
Fast Ethernet 10/100 WAN port
WAN
FastEthernet0/0
Fast Ethernet 10/100 Power over
Ethernet (PoE) ports
Power over Ethernet, and
ACT 0 LNK to ACT 7 LNK
FastEthernet0/1/0 to 0/1/7
FXS (Foreign Exchange Station)
ports
FXS, and
0-3
port 0/0/0 to 0/0/3
FXO (Foreign Exchange Office)
ports
FXO, and
0-3
port 0/1/0 to 0/1/3
ISDN BRI ports
B0 - B1
Top-to-bottom, port 0/1/0 to
0/1/1
VLAN number for data network
—
Vlan1
VLAN number for voice network —
Vlan100
Music-on-Hold (MoH) port
voice-port 0/4/0
Compact Flash slot
COMPACT FLASH
flash
(Factory Option) VIC: BRI*
VIC2-2BRI-NT/TE
and 0-1
port 0/2/0 to 0/2/1