Cisco 819 User Manual

1-17
Cisco 819 Integrated Services Router Hardware Installation Guide
OL-23125-02
Chapter 1 Product Overview
Hardware Features
Memory
The Cisco 819HG and Cisco 819G ISRs uses non-upgradable flash memory and main memory. The
onboard flash memory contains the Cisco IOS software image and the boot flash contains the ROMMON
boot code.
Table 1-8 lists the memory requirements for Cisco 819 ISRs.
SIM Green / Yellow (one
green blink followed by
two yellow blinks)
SIM in slot 0 is active, SIM in slot 1 is not.
Yellow / Green (one
yellow blink followed
by two green blinks)
SIM in slot 1 is active, SIM in slot 0 is not.
Off / Green (two green
blinks and then a pause)
No SIM in slot 0, SIM present in slot 1.
Green / Off (Slow single
green blink and then a
pause)
SIM present in slot 0, no SIM in slot 1.
Off / Off No SIM present in either slots.
3G/4G Green (one blink and
then a pause)
For 1xRTT, EGPRS, or GPRS service.
Green (two blinks and
then a pause)
For EVDO, EVDO/1xRTT, or UMTS service.
Green (three blinks and
then a pause)
For EVDO/1xRTT RevA, HSPA, or HSUPA/HSDPA
service.
Green (four blinks and
then a pause)
For HSPA+ service.
Green (Solid) For 4G/LTE service.
Off No Service.
Table 1-7 4G LTE LED Descriptions (continued)
LED Color Description
Ta b l e 1-8 Memory Requirements for Cisco 819 ISRs
Memory Requirements
Cisco 819HG
Cisco 819G
(with 3G)
Cisco 819HGW
Cisco 819HWD
(with WiFi)
Cisco 819HG-4G
Cisco 819G-4G
(with 4G LTE)
256 Compact Flash support in
IDE mode (internal)
Yes — —
1 GB Compact Flash support in
IDE mode (internal)
— Yes Yes
512 MB DRAM Yes — —
1 GB DRAM — Yes Yes

Cisco 819 Specifications

General

Operating System	Cisco IOS
Authentication Method	RADIUS, TACACS+
Model	819
WAN Interfaces	1 x 10/100 Ethernet
LAN Interfaces	4 x 10/100 Ethernet
Wireless	802.11b/g/n
Security	Firewall, VPN
Power	AC adapter
Weight	2.2 lbs
Connectivity Technology	Wired, Wireless
Data Link Protocol	Ethernet, Fast Ethernet, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Network / Transport Protocol	TCP/IP
Remote Management Protocol	SNMP, Telnet, HTTP, HTTPS
Features	VPN support, VLAN support, Quality of Service (QoS)
Encryption Algorithm	DES, 3DES, AES, SHA
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
RAM	256 MB
Flash Memory	256 MB
Ports	4 x Ethernet 10/100, 1 x console