Archive for the 'Cisco' Category

Nov 11 2007

Securing Routers Interface

Published by Johnathan under Cisco

It should be applied on the Interface Routers:

no ip redirects
no ip unreachables
no ip proxy-arp
no ip directed-broadcast
no cdp enable
These commands are entered in “interface configuration mode”, including sub-interfaces.

* no ip redirects
This command disables ICMP Redirects on a per-interface
basis. ICMP Redirects are part of the ICMP (Internet Control
Message Protocol) protocol family. Their purpose is to help
routers signal [...]

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Aug 19 2007

Upgrading Cisco IOS

Published by Johnathan under Cisco

Steps To Upgrade the New Cisco IOS
First of all. You have to make sure your TFTP server is running. For example: I’ve my TFTP server running on OSX

Connect the FastEthernet interface 0/0 of your router to the network, through which you can reach the TFTP server. Configure the IP address on the Ethernet interface of [...]

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Aug 11 2007

Recovering Password for Cisco Routers

Published by Johnathan under Cisco

To recover your password, follow these steps:
1. Attach a terminal or PC with terminal emulation to the console port of the router. Use these terminal settings:
Baud rate - 9600
Parity - None
Data bits - 8
Stop Bits - 1
Flow Control - None

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