FWSM/ASA/PIX must have generated certicate for ssh session to be established

In order to iniciate an SSH session to the firewall , you must enter the following command:

Prior to version FWSM 2.X or PIX 6.X:
ca generate rsa key 1024

After those version use:
crypto key generate rsa modulus 1024

6513 Slot Usage for WS-67XX (WS-X6816-GBIC, WS-X6748-GE-TX, WS-X6704-10GE, WS-X6708-10GE-3C, WS-X6708-10GE-3CX, WS-X6748-SFP)

In Cisco Catalyst 6513, the dual fabric slots must be inserted in the module 9 - 13.
-WS-X6816-GBIC
- WS-X6748-GE-TX
- WS-X6704-10GE
- WS-X6708-10GE-3C
- WS-X6708-10GE-3CX
- WS-X6748-SFP
Only 9 - 13 are dual fabric as oposed to 1-6 which are single fabric.For the Cisco Catalyst 6509, all the slots are dual fabric.

IOS Extended Ping in a single line in CLI

Extended ping can be very annoying if you are doing it for several hours in a troubleshooting session.


ping vrf ip 10.0.0.10 data 0000 repeat 500 size 18000 validate source Vlan111

Check Switch Temperature

sh env all

FAN is OK
TEMPERATURE is OK
Temperature Value: 55 Degree Celsius
Temperature State: GREEN
Yellow Threshold : 56 Degree Celsius
Red Threshold : 66 Degree Celsius
SW PID Serial# Status Sys Pwr PoE Pwr Watts
-- ------------------ ---------- --------------- ------- ------- ----- 1 Fixed Good
SW Status RPS Name RPS Serial# RPS Port#
-- ------------- ---------------- ----------- ---------
1 Not Present <>