Nagios: NRPE configure error

I have encountered the following error while configuring the nrpe plugin: I have found a solution from here. apt-file is not installed in Ubuntu server 12.04 LTS by default, install by using this command sudo apt-get install apt-file -y After apt-file is installed use apt-file update, use apt-file search libssl |grep libssl-dev you will see … Continue reading Nagios: NRPE configure error

Nagios: It appears as though you do not have permission to view information for any of the hosts you requested…

You have to do configuration in cgi.cfg, my cgi.cfg is located in /usr/local/nagios/etc/cgi.cfg The default user with permission to access is nagiosadmin, but my username is admin. Change all the parameters to the user you set to permit viewing.You can alternatively add user for authorization by using a comma after nagiosadmin. Restart the nagios service … Continue reading Nagios: It appears as though you do not have permission to view information for any of the hosts you requested…

ASA5505: SNMP inspection

Requirement Your customer requested that only SNMPv3 is allowed for network monitoring. Note:ASA version 8.4 supports SNMPv3, version 8.0 may not support SNMPv3. Default snmp-server command The above is the default snmp command, to configure snmpv3 more commands have to be configured. SNMPv3 configuration: Create SNMPv3 group SNMPv3 has three modes: auth, noauth and authpriv. … Continue reading ASA5505: SNMP inspection

Cisco 7609S filesystems: Where is the IOS?

I have been configuring and deploying different Cisco routers and switches, and all of them has the same usability. Checking the location of IOS on routers and switches simply use show flash: or dir command, this is not the case on Cisco 7609S. Cisco 7609S storage filesystem is more complex than other Cisco routers and … Continue reading Cisco 7609S filesystems: Where is the IOS?

Maintenance: IOS upgrade/downgrade with archive download-sw command

Reference:Catalyst 3750 Switch Cisco IOS Commands archive download-sw and IOS tar image Upgrading or downgrading of Cisco IOS has been made easier with archive download-sw command, this command downloads and unpacks the IOS tar file and install them into their respective directories in the flash. No longer you need to do a delete of IOS … Continue reading Maintenance: IOS upgrade/downgrade with archive download-sw command