Mar 31 2012
Feb 20 2011
After IOS update if you experience the below issue/error : %Error opening tftp://255.255.255.255/network-confg (Timed out) %Error opening tftp://255.255.255.255/cisconet.cfg (Timed out) %Error opening tftp://255.255.255.255/router-confg (Timed out) %Error opening tftp://255.255.255.255/network-confg (Timed out) %Error opening tftp://255.255.255.255/router.cfg (Timed out) Then you need to use “no service configure” in configure mode to disable it.
Feb 20 2011
write erase command when in enable mode. This is an old command, but it is still supported, and works on all the switches and routers. On switches, also delete the vlan.dat file in flash otherwise it still ‘remembers’ the vlans configured. When you have done the command, reload the router, and it is back to …
Apr 27 2010
As per Cisco Catalyst Fixed Configuration Layer 2 and Layer 3 Switches: Unplug the switch. Press the Mode button (left side of front panel) and keep it depressed. Reconnect power. When the LED above Port 1x goes out, release the Mode button. Issue the flash_init command: switch: flash_init Initializing flash… (output deleted…) Issue the load_helper …