Cisco – Page 2

Cisco 6509e Net Input CPU Load

Once on a single Cisco 6509e switch configured as L3 and with a standard CPU load of 10%, the load suddenly increased to 40%.

Configuring Cisco Catalyst 6509-E

Using an example, I will configure the Cisco Catalyst 6509-E with firmware 12.2 (33) SXJ7.
And so, connect to the console port, the standard speed is 9600 bps, 8N1.

Example of commands to view information about firmware and hardware:

Cisco Catalyst 6500 Management Access Restriction

To limit access to the management of the Cisco Catalyst 6500, first we make an access-list with IP addresses from which we will later allow us to connect to the device via SNMP, telnet, etc.:

Configuring Cisco Catalyst 2960

On the test I will configure Cisco Catalyst WS-C2960-24TT-L with firmware 12.2(25)FX

Red SYSTEM LED on SW-SUP720-3BXL

Once on a Cisco Catalyst 6509-E, I noticed that the SYSTEM LED on the WS-SUP720-3BXL is lit red.

Online diagnostics Cisco Catalyst 6500

In this article, I will describe the Cisco Catalyst 6500 online diagnostic commands.

WS-SUP720-3BXL does not start Not Applicable Unknown

Once after a power outage, on Cisco Catalyst 6509-E, instead of the main module WS-SUP720-3BXL, only the backup module was launched.
As I found out later, the memory card stopped working and, accordingly, the module could not start the firmware. At this moment on the module all the indicators glowed red.

Category Archives: Cisco