Observed error message "error: unknown command: config" when tried to enter into configuration mode from backup routing engine.
"Configuration is allowed only from the Routing Engine with GlobalIPOwner attribute assigned. Please check "show system nodes" command output."
Tried to enter configuration mode from back routing engine.
labroot@jtac-ptx10008-scapa-r2003-re0> config
error: unknown command: config
Configuration is allowed only from the Routing Engine with GlobalIPOwner attribute assigned. Please check "show system nodes" command output.
{backup}
labroot@jtac-ptx10008-scapa-r2003-re0> show system nodes
Node: fpc1
Node Id : 2201170739217
Node Nonce : 4223099365
Status : online, apps-ready
Attributes : ASICS (Active), BT (Active), FABRIC_PFE (Active), FPC (Active), PIC (Active), SECURITYD (Active), TIMINGD_FPC (Active)
Node: re0
Node Id : 2201170739204
Node Nonce : 1187376493
Attributes : BackupRE (Active), FABRIC_CONTROL (Spare), FABRIC_FCHIP_PARALLEL (Spare), PFE_TOKEN (Spare), RE (Spare), TIMINGD_RE (Spare)
Node: re1
Node Id : 2201170739205
Node Nonce : 1951815693
Attributes : FABRIC_CONTROL (Active), FABRIC_FCHIP_PARALLEL (Active), PFE_TOKEN (Active), RE (Active), TIMINGD_RE (Active), MasterRE (Active), GlobalIPOwner (Active)
Node RE1 is assigned with attribute GlobalIPOwner (Active), thus we can go to configuration mode only via master routing engine-RE1.