This article describes a scenario when MPC10 generates certain error messages and clarifies whether there is any service impact and if any steps need to be taken.

The following errors are generated by MPC10 when DHCP subscribers with BFD liveness detection are logging out:

Dec 11 10:22:24.000  device : %PFE-4: fpc11 user.warning aftd-trio: [t:2472] [Warn] Em: Illegal undefined nextNode for aftNode: AftInlineKaSession token:67068478 group:0 tag:inline-ka-session(bfd-transmit) session-key:1078901 nodeMask:0x1   KaProto           :  BFD Transmit   SessionId         :  69266565   ApplicationToken  :  0   ReflectToken      :  67068477   BDToken           :  0   RoleSelectorToken :  0   HostInjectType    :  L2Output   SessionType       :  Transmit   SessionKey        :  Discriminator:1078901   Transmit-Params {    Fwd Class      : 3    Interval (ms)  : 30000    VRF Id         : 0    Payload Proto  : 2    Payload Bytes  : 0x45c00343f2c00ff11eee9bc01bc76caec8ec8020e97720c831801076754006ca1c9c3801c9c3800000/416    Expedite Bytes : /0   }
Dec 11 10:22:24.000  device : %PFE-4: fpc11 user.warning aftd-trio:
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] Em: getNextJnhHandlesMap: JnhHandle not found for next token:67068477
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] JnhPlus: JNH handle not available for reflect token:67068477
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] JnhPlus: Unable to create Jnh Handler for AftNode:AftInlineKaSession token:67068478 group:0 tag:inline-ka-session(bfd-transmit) session-key:1078901 nodeMask:0x1   KaProto           :  BFD Transmit   SessionId         :  69266565   ApplicationToken  :  0   ReflectToken      :  67068477   BDToken           :  0   RoleSelectorToken :  0   HostInjectType    :  L2Output   SessionType       :  Transmit   SessionKey        :  Discriminator:1078901   Transmit-Params {    Fwd Class      : 3    Interval (ms)  : 30000    VRF Id         : 0    Payload Proto  : 2    Payload Bytes  : 0x45c00343f2c00ff11eee9bc01bc76caec8ec8020e97720c831801076754006ca1c9c3801c9c3800000/416    Expedite Bytes : /0   }
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio:
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] Em: root: Unable to bind node:AftInlineKaSession token:67068478 group:0 tag:inline-ka-session(bfd-transmit) session-key:1078901 nodeMask:0x1   KaProto           :  BFD Transmit   SessionId         :  69266565   ApplicationToken  :  0   ReflectToken      :  67068477   BDToken           :  0   RoleSelectorToken :  0   HostInjectType    :  L2Output   SessionType       :  Transmit   SessionKey        :  Discriminator:1078901   Transmit-Params {    Fwd Class      : 3    Interval (ms)  : 30000    VRF Id         : 0    Payload Proto  : 2    Payload Bytes  : 0x45c00343f2c00ff11eee9bc01bc76caec8ec8020e97720c831801076754006ca1c9c3801c9c3800000/416    Expedite Bytes : /0   }
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio:
Dec 11 10:22:24.000  device : %PFE-4: fpc11 user.warning aftd-trio: [t:2472] [Warn] Em: Illegal undefined nextNode for aftNode: AftInlineKaSession token:67068486 group:0 tag:inline-ka-session(bfd-transmit) session-key:1078902 nodeMask:0x1   KaProto           :  BFD Transmit   SessionId         :  69266567   ApplicationToken  :  0   ReflectToken      :  67068485   BDToken           :  0   RoleSelectorToken :  0   HostInjectType    :  L2Output   SessionType       :  Transmit   SessionKey        :  Discriminator:1078902   Transmit-Params {    Fwd Class      : 3    Interval (ms)  : 30000    VRF Id         : 0    Payload Proto  : 2    Payload Bytes  : 0x45c00343f2e00ff11eee6bc01bc76cbec8ec8020e97620c831801076764006c91c9c3801c9c3800000/416    Expedite Bytes : /0   }
Dec 11 10:22:24.000  device : %PFE-4: fpc11 user.warning aftd-trio:
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] Em: getNextJnhHandlesMap: JnhHandle not found for next token:67068485
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] JnhPlus: JNH handle not available for reflect token:67068485
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] JnhPlus: Unable to create Jnh Handler for AftNode:AftInlineKaSession token:67068486 group:0 tag:inline-ka-session(bfd-transmit) session-key:1078902 nodeMask:0x1   KaProto           :  BFD Transmit   SessionId         :  69266567   ApplicationToken  :  0   ReflectToken      :  67068485   BDToken           :  0   RoleSelectorToken :  0   HostInjectType    :  L2Output   SessionType       :  Transmit   SessionKey        :  Discriminator:1078902   Transmit-Params {    Fwd Class      : 3    Interval (ms)  : 30000    VRF Id         : 0    Payload Proto  : 2    Payload Bytes  : 0x45c00343f2e00ff11eee6bc01bc76cbec8ec8020e97620c831801076764006c91c9c3801c9c3800000/416    Expedite Bytes : /0   }
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio:
Dec 11 10:22:24.000  device : %PFE-3: fpc11 user.err aftd-trio: [t:2472] [Error] Em: root: Unable to bind node:AftInlineKaSession token:67068486 group:0 tag:inline-ka-session(bfd-transmit) session-key:1078902 nodeMask:0x1   KaProto           :  BFD Transmit   SessionId         :  69266567   ApplicationToken  :  0   ReflectToken      :  67068485   BDToken           :  0   RoleSelectorToken :  0   HostInjectType    :  L2Output   SessionType       :  Transmit   SessionKey        :  Discriminator:1078902   Transmit-Params {    Fwd Class      : 3    Interval (ms)  : 30000    VRF Id         : 0    Payload Proto  : 2    Payload Bytes  : 0x45c00343f2e00ff11eee6bc01bc76cbec8ec8020e97620c831801076764006c91c9c3801c9c3800000/416    Expedite Bytes : /0   }

This issue is tracked as PR1824162, there is no service impact.