15
Cisco IOS XE 3S Release Notes for the Cisco ASR 903 Router
OL-26630-12
Caveats in Cisco IOS XE 3.9S Releases
• CSCuc42085
Symptoms: The 1PPS output from the ASR 903 is out of range when compared to the 1PPS output
of the PTP master clock.
Conditions: This issue occurs when the router is configured as a hybrid clock (ordinary/boundary)
and there are intermediate hops between the router and the PTP master clock.
Workaround: There is no workaround.
• CSCue29809
Symptom: Mismatch in the MIB object entSensorThresholdEvaluation value for
CiscoEntitySensorMIB.
entSensorThresholdEvaluation.1086.1 = false(2) (value should be true)
entSensorThresholdEvaluation.1086.2 = false(2) (value should be true)
Conditions: This issue occurs in normal working conditions.
Workaround: There is no workaround.
• CSCue29865
Symptom: Values do not display for OC-12 mode after shutting the IM bay.
Conditions: This issue after shutting the IM bay. Values are not displayed for OC-12 mode, but the
values are displayed for the Gigabit Ethernet card.
Workaround: There is no workaround.
• CSCue35103
Symptom: CPU goes high on executing show mac-address-table command.
Conditions: Scaled MAC entries are learned over BD.
Workaround: Execute the command with reduced term length.
• CSCue42139
Symptom: The Precision Time Protocol (PTP) state is stuck in acquiring state.
Conditions: This issue occurs when the active RSP is removed and the T3 time-stamping is stuck
and the PTP stays in acquiring state.
Workaround: Reload the IM or unconfigure and configure the PTP.
• CSCue63229
Symptom: IMA interfaces flap frequently every 1530 minutes. The issue does not occur on member
links.
Conditions: This issue occurs when you increase the number of member links in the IMA group to
16.
Workaround: There is no workaround.
• CSCue67835
Symptom: OSPF flap with aggressive timers (2sec hello interval, 6sec dead interval).
Conditions: This issue occurs after performing an SSO.
Workaround: Use the default OSPF hello timers.
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