Caveats

This chapter describes open and resolved severity 1 and 2 caveats and select severity 3 caveats:

  • The “Open Caveats” sections list open caveats that apply to the current release and may apply to previous releases. A caveat that is open for a prior release and is still unresolved applies to all future releases until it is resolved.

  • The “Resolved Caveats” sections list caveats resolved in a specific release, but open in previous releases.

The bug IDs are sorted alphanumerically.


Note

The Caveats section includes the bug ID and a short description of the bug. For details on the symptoms, conditions, and workaround for a specific caveat you must use the Bug Search Tool.

Resolved Caveats – Cisco IOS XE Cupertino 17.8.1

Identifier

Headline

CSCvz62438

ASR90x-RSP3 : BDI routing frames corrupted on deletion and recreation of EFP

CSCwa54842

RSP3: QOSMGR-4-QUEUE_ExCEEDING_HW: VOQs exceeded hardware limit

CSCwa41670

Cylon_mgr crash @adjmgr_get_nh_flag with 16.9.4 image

CSCwa14057

The 'cylon_mgr_F0-0.log' tracelog filling bootflash continuously

CSCvy34396

MAC table inconsistency due to parity error.

CSCvz19022

ASR 903 RSP3C 16.9.3 and 16.12.3 Ping issue with MTU greater than 1508.

CSCvy82376

IMs on slots 13, 14 and 15 out of service on ASR-907 chassis

CSCwa04795

Interfaces are showing up in SNMP polling while associated Hardware Does not Exists on System

CSCvy92074

MTU programming for mpls l2 vc may fail after interface flaps

CSCvz57242

ASR90x-RSP3 : IP MTU wrongly programmed in ASIC after removing/reconfiguring the ip address.

CSCvz49468

APS:ACR traffic fails after ISSU from 16.12 to 17.3

CSCvz79672

HQoS on egress TenGig interface not working properly

CSCvz91746

ASR903: Tengig interface remained DOWN after ISSU upgrade from 17.04.01 to 17.7.1 throttle

CSCvz57514

With scale, APS switch convergence is more than 50 msec.

CSCwa41638

ASR920 MAC Table and L2VPN EVPN Table out of sync

CSCwb06353

Router crashed with IP SLA configuration which is not supported.

Open Caveats – Cisco IOS XE Cupertino 17.8.1

Identifier

Headline

CSCvz02262

TCAM corruption happening at bank boundary when one of the bank is full.

CSCvz65726

Post SSO with QoS OHA counters stops working.

Cisco Bug Search Tool

Cisco Bug Search Tool (BST), the online successor to Bug Toolkit, is designed to improve effectiveness in network risk management and device troubleshooting. You can search for bugs based on product, release, and keyword, and aggregates key data such as bug details, product, and version. For more details on the tool, see the help page located at http://www.cisco.com/web/applicat/cbsshelp/help.html