We have been working for several months now to integrate Cisco ISE into the middle of our networks and to replace different methods to catch the IP Address/Username matches for Palo Alto User ID. Gathering every authentication and accounting information Continue reading Palo Alto User ID With Cisco ISE (and Cisco devices)
A few days ago we processed to the upgrade of our vCenter Appliance to the lasted version AFTER checking the compatibility matrix from VMWare products to be sure that was compatible. The ESXi and the vCenter were working fine, but Continue reading vRealize Orchestrator (vRO) vCenter plug-in is no longer working after a vCenter update
A year ago we noticed a very annoying problem with the Cisco IOS 15.2(2)E7 and 15.2(2)E8 versions. When deployed on 2960S stacks configured to be VTP client. The stack starts the boot process, but only the master was alive, other Continue reading Problem with Cisco 2960S stacks and IOS 15.2(2) branch
During the past days we started to use our new data center in a new building. One of the first things that needed to be moved was our HPE 3PAR storage system. This storage is used only with VMware vCenter Continue reading Moving an HPE 3PAR storage system to a new location
When deploying Palo Alto User-ID feature, integrating macOS computers can be a challenge. User-ID has a lot of potential ways to catch the match user / IP address, but we are sometimes in the situation with macOS computers where we need Continue reading Palo Alto User-ID with macOS computers
9 months ago (more now :p), my lovely wife has announced me that our second kid was loading… By adding an event to our family calendar! I saw this event during a work meeting, I can’t tell you how I Continue reading Baby announcements… to a geek
Today everything was annoying and “Apache Directory Studio” drives me nuts. I was unable to use it, all connections will stuck at 14%… Checking the network parameter I changed the “Provider” settings to JNDI and avoiding the Apache default option. After this Continue reading “Apache Directory Studio” hangs at 14% when connecting to an LDAP server
Our HPE OneView was recently updated to the new build 2.07 without difficulties. But today, when adding a the iLO of a ProLiant DL360p Gen8 by the hardware page, the operation has failed with the error: “Unable to retrieve asset tag Continue reading HPE OneView 2.0.7: “Unable to retrieve asset tag information from the iLO.”
Index Introduction Schema Install CentOS 7 Configure Cisco Wireless LAN Controller Configure SNMP Configure Syslog Configure User-ID Debugging and useful commands 1. Introduction Catching the User Identification (User-ID) information (username and IP address) from a Cisco Wireless LAN controller is Continue reading Palo Alto User-ID and Cisco Wireless LAN controller (WLC) configuration (with SNMP traps)
Using SSSD it’s relatively easy to bind a CentOS 7 or Red Hat Enteprise Linux 7 to Active Directory service. Install the needed binaries: yum install realmd sssd adcli Discover the domain: realm discover YOURDOMAIN Join the domain: realm join Continue reading Quick way to bind CentOS 7/Red Hat Enterprise Linux 7 to Active Directory
During the past hours we upgraded our HPE blades from ESXi 6.0.0 U1 to 6.0.0 U2. During the process (using the vSphere Update Manager), the ESXi seems to be frozen on the step “About to install…”. After 30 minutes we Continue reading vSphere ESXi upgrade is really slow (About to install…)
VMware has posted a new update 3 for vCenter 5.5 in September that will speed up your Web Client experience. A blog post exists and details everything about the new optimisations and the speeds seems to be normalized between vSphere Web Continue reading vSphere Web Client has slow performances… Update to 5.5 Update 3!
Sometimes, removing an hard disk or network interface on VMware vSphere failed with the error: Invalid configuration for device ‘0’. It’s probably due to existing snapshots attached to your VM. Try to remove all the snapshots, this will probably solve the problem. This Continue reading Removing hard disk/network interface on VMware vSphere fails
The installation of ClamAV from EPEL 7 to CentOS/Red Hat 7 is a little bit more challenging than the simple setup used in CentOS 6/Red Hat 6. The problem isn’t really the installation itself, but the way how things are Continue reading When installing ClamAV from EPEL to CentOS/Red Hat 7 becomes a nightmare…
During a migration process, we were annoyed by a wrong datastore appearing in the virtual machines summary. It was the old ISO datastore that was no longer accessible and no longer configured on the ESXi hosts. The first thing to Continue reading Removing stuck/inactive datastore from vSphere Virtual Machine
I noticed that I was unable to mount an NFS export from a CentOS 7 server with our OS X clients using the “Connect to Server” menu in the Finder, but it was working when using the command mount_nfs. This Continue reading Connecting an OS X client to a Linux NFS export will fail
Based on an idea found in the Live Community of Palo Alto, I created a network topology icon (stencil) inspired by the Cisco topology icons. The color and style match the standard Cisco ASA (PPT Colors?) and will fit perfectly Continue reading Palo Alto Network Topology Icon
We recently purchased a pair of new Palo Alto PA-3060 Next-Gen firewalls and I was horrified that 10GbE ports did not work as expected during our tests. We found a hilarious (sic) bug when configuring the LACP aggregates. The problem Continue reading [UPDATED] Issue with the new Palo Alto PA-3060 and 10GbE
During a migration process to a new network distribution I was stuck with a boring problem. I was unable to stack our new 2960-X with our old 2960-S. When searching the Cisco’s documentation I’ve found a solution that needs to Continue reading How to stack Cisco Catalyst 2960-S with 2960-X
During the configuration of Veeam Backup Enterprise Manager I was stuck with the impossibility to add users from our Active Directory. I was always confronted to the error “Cannot find user account DOMAIN\username”. This error occurs when the user configured Continue reading Veeam Backup Enterprise Manager: “Cannot find user account DOMAIN\username”
