Comware5 ISSU: Basics
In this article we will review the ISSU options on Comware5 devices. ISSU stands for In Service Software Update and the goal is to minimize downtime during firmware updates. This article applies only...
View ArticleComware5 ISSU: Compatible
In the previous post we have seen the overview of ISSU types. http://abouthpnetworking.com/2014/03/24/comware5-issu-basics/ In this article, we will look at the detailed steps of the Compatible ISSU....
View ArticleComware5 ISSU: Incompatible
Remember to read the basic ISSU article first: http://abouthpnetworking.com/2014/03/24/comware5-issu-basics/ In the previous post we have seen the compatible ISSU type....
View ArticleComware5 ISSU: Unknown (manual procedure)
Remember to read the basic ISSU article first: http://abouthpnetworking.com/2014/03/24/comware5-issu-basics/ In the previous post we have seen the: compatible ISSU:...
View ArticleGetting ready for next-gen IRF !
HP Comware switches have had IRF (Intelligent Resilient Framework) for years, and it was the basis of more simplified network topologies. Now it seems HP is preparing a next-generation of IRF ! The...
View ArticleComware IRF: L2 MAC Address roaming
IRF is used on Comware switches (and some routers as well now) to virtualize 2 or more devices as 1 virtual device. This is a very convenient way to simplify the network setup and management. Although...
View ArticleProvision support for IRF MAD LACP Split brain detection
When you use IRF to group multiple Comware switches into 1 logical device, it is generally recommended to enable some split brain detection (split brain happens when all the stacking links are down)....
View ArticleComware7: MAD BFD support on Management Ethernet port
Multiple-Active Detection (MAD) is used to detect a split brain in an IRF system. When the MAD BFD method is used, a dedicated Layer3 VLAN interface needs to be configured for the MAD BFD operation....
View ArticleHP VSR E0321 Release: IRF has arrived for NFV!
HP has released version E0321 for the Virtual Services Router (VSR) platform. This is a major new release, which includes some very cool new features, such as IRF for the virtual platform. Download...
View ArticleCombining FCoE SAN A/B and IRF with BridgeAggregation
FCoE and BridgeAggregation Storage networks have a traditional setup of SAN A/B, which are totally separated, by a so called “air-gap”. When using FCoE, this airgap is nearly impossible to maintain...
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