Cisco 3945 User Manual

239
Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide
Chapter Upgrading the Cisco IOS Software
How to Upgrade the IOS Image on the Access Point
Router# copy flash0: tftp:
IP address of remote host [255.255.255.255]? 192.0.0.1
filename to write on tftp host? c2900-universalk9-mz
writing c2900-mz !!!!...
successful ftp write.
How to Upgrade the IOS Image on the Access Point
This section describes how to upgrade the Cisco IOS image on the access point.
To upgrade the IOS image on the access point, establish connectivity between the access point and the
download server by following these steps:
• Define the WAN Interface on the Router, page 239
• Secure an IP Address on the Access Point, page 240
• Confirm Connectivity and Settings, page 240
• Upgrading the IOS Image on the Access Point, page 241
Define the WAN Interface on the Router
To define a WAN interface to connect to a TFTP network for image download, follow these steps,
beginning in global configuration mode.
SUMMARY STEPS
1. interface gigabitethernet slot/port
2. ip address ip-address mask
3. no shutdown
4. exit
DETAILED STEPS
Command Purpose
Step 1
interface gigabitethernet slot/port
Example:
Router(config)# interface gigabitethernet 0/0
Router(config-if)#
Enters the configuration mode for a Gigabit
Ethernet interface on the router.
Step 2
ip address ip-address mask
Example:
Router(config-if)# ip address 192.168.12.2
255.255.255.0
Router(config-if)#
Sets the IP address and subnet mask for the
specified Gigabit Ethernet interface.

Cisco 3945 Specifications

General

Form Factor	Rack-mountable
Maximum Throughput	75 Mbps
Product Type	Router
Connectivity Technology	Wired
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Operating System	Cisco IOS
Flash Memory	256 MB
Network/Transport Protocol	IPSec
Remote Management Protocol	SNMP
Encryption Algorithm	DES, AES
Features	Firewall, VPN, Quality of Service (QoS), VLAN support
Interfaces	2 x USB
Security Features	Intrusion Prevention System (IPS)
Operating Temperature	32 °F to 104 °F (0 °C to 40 °C)
Storage Temperature	-4 °F to 149 °F (-20 °C to 65 °C)
Humidity	10 - 85% (non-condensing)
Memory	2 GB
Expansion Slots	4 (free) x EHWIC ¦ 2 x service module ¦ 1 x ISM ¦ 1 x CompactFlash Card