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Cisco Bug: CSCvu57680 - Fail the configuration when use of 16 unique GRE src ip addresses

Last Modified

Oct 09, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

Traffic outage with specific drop counter may increase RxTrapUserDefine_FIB_IPV4_GLEAN. Tracebacks may look like
LC/0/0/CPU0:Apr 22 15:26:38.755 PDT: fib_mgr[145]: %ROUTING-FIB-3-PLATF_UPD_FAIL : FIB platform update failed: Obj=DATA_TYPE_NHINFO[ptr=0x308b4b4168,refc=0x4,flags=0x4013] Action=MODIFY Proto=mpls. Cerr='DPA' detected the 'warning' condition 'BCM SDK - Out of memory'  : fib_mgr : (PID=3491) :  -Traceback= 7f3d56f1eca9 7f3d582bc725 7f3d57fb23f3 7f3d58299ad6 7f3d5829c104 7f3d57fd0f47 7f3d57fd3528 7f3d580b7f6d 7f3d57e46c9b 7f3d553f2088 7f3d5540589b 7f3d57e67522 7f3d57e677f9

2) ENQ_DISCARDED_PACKET_COUNTER increments due to this.

When GRE tunnel source ip addresses configured with more than 16 unique source ip addresses.
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