Hi, We’ve seen instances where after router reload intermittently 100G LCs may stay down and not come up to IOS XR RUN state, the LC may be in BRINGDOWN state, or the following syslog maybe seen in the syslog after failed boot up. envmon[209]: %PLAT...

Migrating from RSP440 to RSP880 on ASR9000   1) Prerequisites:   Console access to the router and Router must be running release 5.3.2 or (5.3.1 with engineering SMU) System must not have 800G (tomahawk) line cards, (see caveat (a) in list below) RSP...

Migrating from RP1 to RP2 on ASR9000   1) Prerequisites:   Console access to the router and Router must be running release 5.3.2 or higher System must not have 800G (tomahawk) line cards, (see caveat (a) in list below) Before the upgrade process star...

I'm happy to inform you that CSMv3.3 is now on CCO, it can be downloaded from the following locations, and here are the supported features and improvements. https://software.cisco.com/download/release.html?mdfid=282414851&softwareid=284777134&release...

Ever wondered how to backup the running configuration in XR each time a commit is made? Many operators use offline scripts that do this periodically, that surely works well. Another simpler method is to have the system upload/backup its config each t...