Tag: HP
Configuration Example, Switching
ProCurve – Secure Management
Managing networking components is possible via a web interface or via a command-line interface. It doesn’t matter which method you prefer, but it does matter that the connection should be secure. If you use telnet (cli) or http (web interface) the management traffic is send clear-text across the network. I still notice that a lot of … Read More
Configuration Example, Switching
HP A4800G – DHCP relay
This article isn’t very difficult and spectacular. It is just for me as a quick note to configure DHCP relaying on a HP A4800G switch. The configuration of this type of switch is a little different compared to Cisco and/or legacy HP ProCurve switches. The following steps are required to configure DHCP relaying: <SW01>system-view System … Read More
Configuration Example, Switching
HP Virtual Connect Manager
While change the configuration of within a HP Virtual Connect Manager I noticed that I didn’t have any options to delete server profiles, Ethernet Networks or Shared Uplink Sets within the web browser. I needed to change the configuration dramatically from an active / standby configuration to an active / active configuration. I also needed … Read More
IBM Blade with Nortel and HP switches
Today I had to troubleshoot an IBM Blade system. The customer was complaining that all servers, except one, weren’t able to communicate with the rest of the network. The blade system contains two Nortel switches. Each Nortel switch is connected with a 3 Gbps LACP channel to separate HP switches. The HP switches are the … Read More
HP ProCurve licenses
During an check-up on a network, I looked at the configuration of two HP ProCurve 5400zl switches. One of these switches functions as the core switch and default gateway for the various VLANs. To improve the availability and redundancy of the default gateway, I mentioned the configuration of VRRP (Virtual Router Redundancy Protocol). On of … Read More