I recently had to upgrade a Cisco router to a new firmware version, so I thought I’d write up a quick how-to guide. Prerequisites: Download the new flash version from Cisco (you need a valid Cisco login) TFTP the firmware to the Cisco device Connect to the Cisco device using a console cable (highly… Read more »
Using a Cisco router with Telstra FTTH Velocity Service
I recently got fibre to the home (FTTH) or as some other people like to call fibre to the premise (FTTP) thanks to Telstra and their Velocity service. Now is is quite straight forward, someone comes out and connect activates the ONT unit. In my case the fibre is terminated at the ONT unit and… Read more »
Cisco Enable Password Recovery on Cisco Device
Cisco Enable Password Recovery on Cisco Device Procedure 1. Connect to the device using a console cable with the following set on the port: 9600 baud rate No parity 8 data bits 1 stop bit No flow control 2. Turn the router on 3. If you can access the router, type the following command at the… Read more »
Basic Cisco Router Configuration
Assumptions The following is a list of assumptions, they don’t specifically have to be used and can be modified to suit your setup. Using “Dialer0” interface to connect to ISP Using CHAP for authentication Using DHCP IP assignment from ISP Using Google name servers Using standard MTU size (1452) Configuration Enable Terminal Monitoring
| 1 2 | enable terminal monitor |
Change… Read more »
Cisco File Copy from Flash to TFTP
Assumptions: A working TFTP server No restrictions for UDP packets to be sent from Cisco device to TFTP server (port 69) Procedure: TFTP Server 1. Create a file on the TFTP server
| 1 | touch <filename> |
2. Change the permissions
| 1 | chmod 777 <filename> |
Cisco Device 3. Copy the file from the Cisco device
| 1 2 3 | copy flash:<filename> tftp enter ip address of tftp server enter name of file created in step 1 |
Should you have any questions, comments… Read more »