Here follows follows the installation requirements for IOS XRv 9000
https://www.cisco.com/c/en/us/td/docs/routers/virtual-routers/configuration/guide/b-xrv9k-cg/b-xrv9k-cg_chapter_0111.html
Have you tried admin/admin or cisco/cisco
Also, have...
That is Classic XR (32 bits QNX), so you need to migrate to eXR (64 bits linux kernel) first in order to use bash shell, please take a look at below article for migration steps.
https://community.cisco.com/t5/service-providers-blogs/asr9k-ios-xr-...
It is expected behavior and it is documented in bug:
CSCuw54969 XR BGP default-originate behavior.
You said that it isn't present in release 6.4.2, the defect aforementioned by Tarun CSCve41797 introduced changes in bgp default-route handling, so...