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 17.9.8

Identifier

Headline

CSCwp09722

Smart Licensing isn't remaining registered status while the upgrading OS.

CSCwm04052

ASR-920-12SZ-IM does not boot up after power outage recovery.

Open Caveats – Cisco IOS XE Cupertino 17.9.8

There are no open caveats in this release.

Resolved Caveats – Cisco IOS XE Cupertino 17.9.7

Identifier

Headline
CSCwm86214 LDP session flap causes memory leak for EMPLS3LD which leads to RSP crash.
CSCwm91197 Silent reload of 3GMS IM due to PCI transaction failure.
CSCwk87126 ASR-920-12CZ-A with GLC-FE-100BX-D or GLC-FE-100BX-U SFPs - No traffic after reload.

Open Caveats – Cisco IOS XE Cupertino 17.9.7

Identifier

Headline
CSCwi76112 Message to be displayed for M13 framing when configured with clear-channel.

Resolved Caveats – Cisco IOS XE Cupertino 17.9.6

Identifier

Headline

CSCwi75499

Lost CEM Circuit Configuration After Reboot

CSCwj82056

Smart Licensing is not getting auto-register while upgarding the node.

CSCwi64206

Port LED status glows in green color even after the peer end connection is removed & same vice versa

CSCwj58921

[SVSP-893] Node adds a duplicate entry for BGP path in table whenever route-refresh is done

Open Caveats – Cisco IOS XE Cupertino 17.9.6

Identifier

Headline

CSCwk48598

PSU/FAN is showing as N/A after silent reload

CSCwk99487

Silent reload

CSCwk71598

Gratuitous ARP looping in REP Port-channel issue after upgrade/reload of the device

Resolved Caveats – Cisco IOS XE Cupertino 17.9.5a

Identifier

Headline

CSCwf07736

cem interface counters momentarily report error when x21 xconnect is cleared and re-established

CSCwi41800

Block end users from removing a GRANDPARENT policy-map if the policy-map is attached to an interface

CSCwb01284

ASR 900 Series PTP Sync degraded on Tester after primary PTP source failover to secondary

CSCwe24919

RJIL ASR-920 issue: both Power Supply is showing fail state while LED is Green

Open Caveats – Cisco IOS XE Cupertino 17.9.5a

Identifier

Headline

CSCwd46121

Time stamp issue on Transparent clock for 1G PORTS

CSCwd23704

ASR920: Warning message seen on enabling scaleipv6 sdm template.

CSCwd89451

ASR920/NCS4202 doesn't forward IPv6 packets with src address 0:0:0:0:0:0:0:1111

Resolved Caveats – Cisco IOS XE Cupertino 17.9.4a

Identifier

Headline

CSCwh87343

Cisco IOS XE Software Web UI Privilege Escalation Vulnerability

Open Caveats – Cisco IOS XE Cupertino 17.9.4a

There are no open caveats in this release.

Resolved Caveats – Cisco IOS XE Cupertino 17.9.4

Identifier

Headline

CSCwe38959

rs232 ASYNC PW service with full scale seeing packet and byte drops intermittently.

CSCwd90840

mcast data traffic is getting dropped over vpls.

CSCwe54549

ASR-920 - SFP not detected due to checksum error.

CSCvy81362

ASR920: Controllers are down due to LP-LOP alarm After CE reboots.

CSCwe34672

in asr920, High CPU on ptp_uea process.

CSCwd67723

In IMA32D/IMA8D card, sometimes change in E1 controller config (after ctrlr flap) results in IM reboot.

CSCwd85267

FR Port mode - show interface CLI does not display FR PW statistics.

CSCwe10460

Power sensor threshold warning alarms in EPNM.

Open Caveats – Cisco IOS XE Cupertino 17.9.4

Identifier

Headline

CSCwd05362

Performance issue on router platform

CSCwd67723

In IMA32D/IMA8D card, sometimes change in E1 controller config (after ctrlr flap) results in IM reboot

CSCwe13024

All readings for Power supply unit reflect as zero though the unit is functional

CSCwe27155

[920] Seen traffic drop with BDI shut (IP_FRR configs)

Resolved Caveats – Cisco IOS XE Cupertino 17.9.3

Identifier

Headline

CSCwc76004

ASR920: wrong timestamp in TWAMP test packet with PTP active

CSCwd57471

Change in BGP ORF prefix-filter not being advertised from XE to XR node

CSCwb77093

next hop self does changes automatically on VRF lite and ipv4

CSCwd06972

IOS-XE 17.x - user password not saved if user attribute list is configured

CSCwd58396

NETCONF: Failed sync between Running configs and Candidate database

CSCwc55520

Traceback and IDB leak noticed when a RSP3 setup performs a switchover

Open Caveats – Cisco IOS XE Cupertino 17.9.3

Identifier

Headline

CSCwc76004

ASR920: wrong timestamp in TWAMP test packet with PTP active

CSCwc93296

ASR-920-10SZ-PD /16.9.4/port Te0/0/10 went admin down after in successive reload

CSCwd76589

BGP On Change Notification not sent for BGP Dynamic Peers

CSCwc03907

ISIS SRLG to BGPLS export problems

CSCwd90908

NTP packets are sent from global VRF with a source IP configured on service VRF interface

Resolved Caveats – Cisco IOS XE Cupertino 17.9.2a

Identifier

Headline

CSCwc84627

ASR-920-12SZ-IM - reboots continously for a PCIE bus error

CSCwb77396

G.8032: Ring brief output does not display the Block port flag in Idle state

CSCwc21402

Invalid BGP update when add-paths negotiated only for label (SAFI 4) and not unicast (SAFI1)

CSCwc67367

Seeing traffic issues after clearing ISIS with SRTE_ODN_ISIS_Flex_Algo configs

Open Caveats – Cisco IOS XE Cupertino 17.9.2a

Identifier

Headline

CSCwc93296

ASR-920-10SZ-PD /16.9.4/port Te0/0/10 reports admin down after successive reloads

CSCwc79322

ASR-920: Memory leak on ptpd_uea process

CSCwd46121

Time stamp issue on Trasparanet clock for 1G PORTS process

CSCwc54860

EIGRP down authentication issues after ugprading from 17.3 to 17.6

CSCwc03907

ISIS SRLG to BGPLS export problems

CSCwc23316

Command "show snmp mib ifmib ifindex detail [IntName]" truncated when is more than 32 characters

CSCwc54860

EIGRP down authentication issues after ugprading from 17.3 to 17.6

CSCwc03907

ISIS SRLG to BGPLS export problems

CSCwc23316

Command "show snmp mib ifmib ifindex detail [IntName]" truncated when is more than 32 characters

Open Caveats – Cisco IOS XE Cupertino 17.9.1

Identifier

Headline

CSCwb78907

DS3_RX_RAI is shown in both facility-alarm and facility-condition status commands

Resolved Caveats – Cisco IOS XE Cupertino 17.9.1

Identifier

Headline

CSCwa33548

We observed traffic issue with latest labels and bi-directional traffic is not working and drop is seen

CSCvy78284

Router crashes when zeroised RSA key is regenerated

CSCwa52959

TPOP T1/E1 : Clock status to be corrected for alarm condition

CSCwa16189

SNMP traps are seen continuously in SNMP server with MPLS-TE configuration

CSCvz65726

Post SSO with Qos OHA counters stop works

CSCvv16943

Uea-iomd phase2 IM FPD ugprade commit to polaris_dev

CSCvw17894

Exception for weak algorithm options for SNMP does not work

CSCwb01224

Multihop BFD transit packets getting droppedn on router after upgrade to 17.3.3

CSCwb01940

Router drops L2 multicast traffic upon REP topology change

CSCwa41638

Router MAC Table and L2VPN EVPN Table out of sync

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