Cisco Network Device Cisco 2800 User Manual

2
Overview of Cisco 2800 Series Routers
OL-5783-01
Hardware Features
Figure 2 Front View of a Cisco 2811 Router
Figure 3 Front View of a Cisco 2821 or Cisco 2851 Router
This chapter describes the features and specifications of the routers and includes the following sections:
• Hardware Features, page 2
• Chassis Views, page 10
• Interface Numbering, page 16
• Specifications, page 18
• Regulatory Compliance, page 25
Hardware Features
This section describes the basic features of Cisco 2800 series routers, including product identification,
built-in interfaces, modules, memory, LED indicators, chassis ventilation, and the internal clock.
Product Serial Number Location
The serial number label for Cisco 2801 routers is located on the rear of the chassis, along the bottom
edge near the lower left corner. (See Figure 4.)
95902
Do Not Remove During Network O
peration
COMPACT FLASH
CONSOLE
OPTIO
NAL RPS INPUT
12V 11A
AUX
SYS
PW
R
AUX/
PWR
SYS
ACT
CF
-48V 4A
100-240 V~ 4A
50/60 Hz
0
1
95903
Do Not Remove During Network Operation
COMPACT FLASH
CONSOLE
AUX
SYS
PWR
AUX/
PWR
SYS
ACT
CF
0
1
O
P
T
IO
N
A
L
R
P
S
IN
P
U
T
1
2
V
1
1
A
-4
8
V
4
A
100-240 V
~ 4A
50/60 H
z

Cisco Network Device Cisco 2800 Specifications

General

Product Type	Router
Connectivity Technology	Wired
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Power Source	AC power supply
Humidity Range Operating	10% to 85% non-condensing
Product Series	Cisco 2800
Network/Transport Protocol	IP
Remote Management Protocol	SNMP, HTTP, HTTPS, Telnet
Features	Firewall protection, VPN support, Quality of Service (QoS)
Operating Temperature	0 to 40 °C
WAN Interface	T1/E1, Serial
Routing Protocols	BGP, OSPF, EIGRP, RIP
Security Features	Firewall, VPN
Total Number of Ports	Varies by model