Cisco ASR 903 sub-package mode router upgrade

In my previous blog we have seen the procedure to upgrade the ASR 903 router in ISSU mode. Now in this blog I will explain how to boot ASR903 router in subpackage mode. In order to upgrade the router in subpackage mode we need to use some extra commands than the traditional method of upgrade.… Read More Cisco ASR 903 sub-package mode router upgrade

Cisco ASR 903 Series router ISSU upgrade

Cisco ASR900 series is a popular platform in service provider domain. If you remember the famous 7600 platform,  ASR 900(ASR903/907and 914) is next generation to it. Majorly these devices are classified as SP access platforms. ASR 903 routers are known for high speed data plane(forwarding) because of the ASIC based data plane architecture. In this… Read More Cisco ASR 903 Series router ISSU upgrade