Cisco 1941 User Manual

11
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
Reloading the
router.
reload This command
reloads the router.
The reload time is
written to NV
memory.
Router#reload Potential enough to flap bfd.
Enabling warm
rebooting.
warm-reboot
count value
uptime value
Enables a router to
warm-reboot.
Router(config)#
warm-reboot
count 10 uptime
10
Potential enough to flap bfd.
New software
license boot.
license boot
module
module-name
level license-level
To boot a new
software license
on routing
platforms, use the
license boot
module command
in global
configuration
mode.
Router(config)#
license boot
module c2900
technology-packa
ge datak9
Potential enough to flap bfd.
Enabling or
disabling USB
ports.
config mode :
hw-module usb
Enable or disable
USB ports from
IOS config mode.
Router(config)#hw
-module usb
disable
Router(config)#no
hw-module usb
disable
Will trigger a BFD flap.
Disabling access
to ROMMON.
[no] service
password-recove
ry
This command
disables all access
to ROMMON.
Router# no service
password-recover
y
Potential enough to flap bfd.
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)