Setup MRTG to monitor QoS Policies
NOTE: investigate “snmp mib persistant” command on IOS.
here is a “how to” for monitoring QoS with MRTG: Read more…
NOTE: investigate “snmp mib persistant” command on IOS.
here is a “how to” for monitoring QoS with MRTG: Read more…
An aide-memoir – View the Nagios Object Diagram: Read more…
How to configure IOS device for authentication to TACACS server for administrative logins: Read more…
Cisco’s original TACACS+ server compiled to run under Windows! This is the original 4.0.4 version of tac_plus.
NOTE: None of the TACACS code available here comes with any warranty or support:
http://www.xpresslearn.com/tools/software-tools/cisco-tacacs-server-for-windows
Configuration file assistance:
The latest Cisco TAC Newsletter had an interesting tip on recovering hidden pre-shared keys (which I’ve needed to do many times). So simple, it’s brilliant :) here’s the reprint: Read more…
Ever bought one of those APC Masterswitch PDU’s from eBay, then tried to login to the admin interface with the usual default “apc” / “apc” but found that the password had been changed?
Manuals:
The usual password recovery procedures (well documented) are quite tedious, requiring emails and serial numbers. What a pain!
Here’s how to hack the password: Read more…
How to avoid two people making changes to the configuration at the same time
The only command you need to use is the configuration mode exclusive {auto | manual} from global configuration mode.
Here is how to do it: Read more…
When capturing log sessions during an outage or debug session it’s crucial to keep a history of what was done when and in what order. This helps in post mortem analysis after the event or session is over. There are a couple of standard things to do to help this such as:
In addition to these here are a few other tips that really help TAC analyse log and debug sessions that are collected: Read more…
Remote SPAN Configuration
Remote SPAN allows source ports and destination ports to be located on different switches. It uses a SPAN VLAN to transmit a copy of span data from source across the network to destination. You have to define and allow the SPAN VLAN in all network devices in the path.
Here’s how to do it: Read more…