Cisco 1941 User Manual

9
Cisco 3900 Series, Cisco 2900 Series, and Cisco 1900 Series Integrated Services Routers Generation 2 Software Configuration Guide
Chapter Overview of the Hardware and Software
IOS Commands
Copy running
configuration to
startup
configuration.
copy
running-config
startup-config
This command
copies running
configuration to
startup
configuration.
Router#copy
running-config
startup-config
A BFD flap is not triggered for all 'write
mem' commands. For instance, when the
configuration attributes changes without
either a write or an erase+write on the
NVRAM, the BFD is not triggered.
In the following example, when one of the
configuration elements are
activated/deactivated and the configuration
is saved using the 'write mem' command, the
flap is triggered:
(config)#warm-reboot
(config)#boot config
(config)#boot system
Changing boot
variables.
boot {bootstrap |
config |host|
netowrk |
system}
This command
configures
bootstrap image
file, configuration
file, router
specific config
file, Networkwide
config file or
system image file.
Router(config)#bo
ot bootstrap
Potential enough to flap bfd.
Setting the
system software
clock manually.
clock set
hh:mm:ss day
month year
To manually set
the system
software clock,
use one of the
formats of the
clock set
command in
privileged EXEC
mode.
clock set
hh:mm:ss day
month year
clock set
hh:mm:ss month
day year
Router#clock set
13:32:00 23 July
1997
Potential enough to flap bfd.
Note Every time the command is issued.
Table 7 Cisco IOS Commands
Functionality Command Name Description
Configuration
Example Impact

Cisco 1941 Specifications

General

Product Type	Router
Product Series	1900
Model	1941
Connectivity Technology	Wired
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Flash Memory	256 MB
Power Supply	Internal power supply
Power	AC 120/230 V (50/60 Hz)
Operating System	Cisco IOS
Product Name	Cisco 1941
Form Factor	Rack-mountable
Network/Transport Protocol	IPSec, L2TP, PPPoE, PPPoA
Remote Management Protocol	SNMP, Telnet, SSH, HTTP, HTTPS
Features	Firewall protection, VPN support, VLAN support
Interfaces	2 x 10/100/1000Base-T Ethernet WAN, 2 x USB 2.0
Expansion Slots	2 x EHWIC 1 x ISM slot
Wireless LAN	No
RAM	512 MB (installed) / 768 MB (max)