Restrictions and Caveats in Cisco IOS XE 3.17 Releases
This chapter provides information about restrictions and caveats in Cisco IOS XE 3.17 releases.
Note We recommend that you view the field notices for the current release to determine whether your software or hardware platforms are affected. You can access field notices at http://www.cisco.com/en/US/support/tsd_products_field_notice_summary.html.
This chapter contains the following sections:
Limitations and Restrictions in IOS XE Release 3.17
- This is applicable only to Cisco ASR 903 RSP2 module. Traffic is dropped when packets of size 64 to 100 bytes are sent on 1G and 10G ports:
– For 64-byte packets, traffic drop is seen at 70% and beyond of the line rate.
– For 90-byte packets, traffic drop is seen at 90% and beyond of the line rate
– For 95-byte packets, traffic drop is seen at 95% and beyond of the line rate.
Traffic is dropped when:
– Traffic is sent on a VRF interface
– Traffic is sent across Layer 2 and Layer 3
However, traffic is not dropped when the packet size is greater than 100 bytes, even if the packets are sent bi-directionally at the line rate.
Caveats in Cisco IOS XE 3.17 Releases
Caveats describe unexpected behavior. Severity 1 caveats are the most serious caveats. Severity 2 caveats are less serious. Severity 3 caveats are moderate caveats and only select severity 3 caveats are included in this chapter.
This section describes caveats in Cisco IOS XE 3.17 releases. The following information is provided for each caveat:
- Symptom—A description of what is observed when the caveat occurs.
- Conditions—The conditions under which the caveat has been known to occur.
- Workaround—Solutions, if available, to counteract the caveat.
The Dictionary of Internetworking Terms and Acronyms contains definitions of acronyms that are not defined in this document:
http://docwiki.cisco.com/wiki/Category:Internetworking_Terms_and_Acronyms_(ITA)
Bug Search Tool
The Caveats section only includes the bug ID and a short description of the bug. For details on the symptoms, conditions, and workaround for a particular bug you must use the Bug Search Tool.
Use the following link to access the tool: https://tools.cisco.com/bugsearch/search.
You will be prompted to log into Cisco.com. After successful login, the Bug Search Tool page opens. Use the Help link in the Bug Search Tool to obtain detailed help.
Caveats
The following sections describe the open and resolved caveats in 3.17 Releases:
Open Caveats—Cisco IOS XE Release 3.17.3S
|
|
CSCuz88464 |
BFD is not coming up after IM_OIR of A900-IMA8Z |
CSCvc24776 |
RSP3: uea_mgr crash with diagnostic command "diag alloc Failover" |
CSCvc29309 |
TDM IM OIR traceback seen and router hangs |
CSCuu25209 |
CPU hog @arad_pp_ihp_lif_table_ac_mp_tbl_get_unsafe |
CSCvb72640 |
MET Entries getting exhausted |
CSCuy23816 |
PTP TSU auto recovery for 1Gig link |
Resolved Caveats—Cisco IOS XE Release 3.17.3S
|
|
CSCuy87254 |
RSP3 : CFM with service name configured with 6 charc fails |
CSCuy02961 |
RSP3 : POCH with fast switchover flap on shutting other 8032 interface |
CSCuz71631 |
ASR903 drop label traffic in certain range with more than 2 label stacks |
CSCva21655 |
BDI MPLS MTU cannot be set more than 1500 |
CSCva23724 |
Wrong Bandwidth displayed for ONS-SE-100-BX10-U/D optics after SSO |
CSCva68157 |
SFF8472-3-THRESHOLD_VIOLATION: Tx bias low alarm on "Cisco QSFP-40G-LR4 |
CSCuy15175 |
Cisco ASR 900 Series Aggregation Services Routers Buffer Overflow Vulnerability |
CSCvb75771 |
DHCP snooping adds padding before END option in DHCP offer |
CSCva84721 |
UDLD 9K Err-disable on 920 reboot |
CSCva63921 |
ZTP disable not working on ASR-920-12SZ-IM |
CSCva33116 |
Speed and bandwidth getting changed after reinsert of ONS-SE-100-BX10 |
CSCuz89006 |
ASR920 allows incorrect speed setting when using 100FX SPF |
CSCuz86786 |
UDLD Moves to Err Disable in 9K on reloading ASR920 |
Open Caveats—Cisco IOS XE Release 3.17.2S
|
|
CSCuw31345 |
RSP1: OC3 IOMD Crash on Repeated SONET shut and no shut |
CSCuw46635 |
IOT: raw socket not coming up until interface is bounced |
CSCuy00846 |
RSP3 : Traffic drop seen on one interface on shutting another int |
CSCuy01260 |
RSP3 : Unstable cfm sessions on RSP3 post SSO |
CSCuz26672 |
ASR903: Nile mgr crash - CPU Catastrophic Error |
CSCuz43377 |
cylon_mgr crash with shut and unshut of interfaces |
CSCux72833 |
SR soak: cylon mgr crash at nmpls_lentry_delete and nmpls_lentry_modify |
CSCuu25209 |
CPU hog @arad_pp_ihp_lif_table_ac_mp_tbl_get_unsafe |
CSCuq34656 |
mLDP:FID,INL3IDC_NONVLAN, POLICERD |
CSCuz29486 |
'Ran out of ingress tcam resources' causes QoS crash |
CSCuz47926 |
ASR 903 crashed due to traffic. |
CSCuz39929 |
ASR900 memory leak in SSFPD code |
CSCuy12864 |
ASR903: FPGA Stuck because of MBE |
CSCuz60282 |
RSP3 - iomd crash while performing IM_OIR in WRT |
CSCuy19614 |
RSP3 - Observing iomd crash while performing IM_OIR |
CSCuy58595 |
XFP-10GZR-OC192LR XFP recognized @ 100Mbps |
CSCuy81971 |
ZR sfp+ link going down in remote side with sso, in 2X10gig im |
CSCuu87930 |
32 T1E1: Clock recovery in E1 mode failing (with G8262 op1 mask) |
Closed Caveats—Cisco IOS XE Release 3.17.2S
|
|
CSCun30277 |
"show platform hardware pp active feat cef database prefix" CLI remove |
CSCuw10519 |
RSP3:HSPW Programming Fails with PoCH Dynamic Changes |
CSCuw61230 |
E&M IM : Post SSO sometimes %EVENTLIB-3-CPUHOG traceback seen |
CSCux57467 |
IOT:E&M: 1/6 IM does not come up when we insert 6 E&M IM in 1 chassis |
CSCuy64017 |
fman_rp_flexlinks_vlan_evt not needed to sync popup all the TEFP |
CSCux97136 |
RSP3 : Multiple issue due to BIPC channel stuck |
CSCuy01260 |
RSP3 : Unstable cfm sessions on RSP3 post SSO |
CSCuz02389 |
label programmed does not get properly when the value is beyond 65535 |
CSCuy08188 |
RSP3: frr obj download error on standby RSP on upgrade to latest XE318 |
CSCuy08692 |
MCAST : V6 traffic is getting replicated multiple times even with 1 oif |
CSCux91628 |
RSP2: Cylon_Mgr Crash on Standby RP after RP Reaches HOT State on Bootup |
CSCuz69474 |
Failed to config PTP as input src when only Ph3 IM's are in system |
CSCuy29894 |
DM deletion of last v6 match class leaves stale entries in v6 ACL region |
CSCux65136 |
Traffic is not hitting the class-map on dynamicmodification of class-map |
CSCuz29486 |
'Ran out of ingress tcam resources' causes QoS crash |
CSCuy12864 |
ASR903: FPGA Stuck because of MBE |
CSCuz60282 |
RSP3 - iomd crash while performing IM_OIR in WRT |
CSCuy58595 |
XFP-10GZR-OC192LR XFP recognized @ 100Mbps |
CSCuy81971 |
ZR sfp+ link going down in remote side with sso, in 2X10gig im |
CSCuw59221 |
RSP1-CEMoUDP-ACR: Serial interface shows up/down after reload |
CSCuv87380 |
RSP1: Few 100 msec Traffic Loss on 1 IMA Group on Another IMA Group Flap |
CSCuy09081 |
RSP2: MLP Ingress Traffic Fail as InL3IDC Not Programmed on SONET Flaps |
Open Caveats—Cisco IOS XE Release 3.17.1S
|
|
CSCux79666 |
BFD Flap on ASR 903 |
CSCux21020 |
BGP/BFD session goes down on REP interface state change |
CSCun30277 |
"show platform hardware pp active feat cef database prefix" CLI remove |
CSCuv67090 |
ASR903 Egress InterfaceID Misprogrammed from MPLS to IP path |
CSCuu69516 |
RSP1: MET chain programmed wrongly, traffic drops seen |
CSCuw66918 |
IoT: Some time LED goes off after HA but call is ON |
CSCuw31345 |
RSP1: OC3 IOMD Crash on Repeated SONET shut and no shut |
CSCuw46635 |
IOT: raw socket not coming up until interface is bounced |
CSCux56871 |
TWAMP functionality support over Trunk EFP for ASR903 |
CSCux74770 |
RSP1: Packets Do Not Egress From Winpath when MLP Member-Link E1 Down |
CSCux57305 |
MPLS traffic forwarding issue at ASR 903 |
CSCuv36806 |
RSP3:Data path failure is seen with Inter-AS option AB |
CSCux50984 |
Tx packet capture is getting completely drop with local span |
CSCuu25209 |
CPU hog @arad_pp_ihp_lif_table_ac_mp_tbl_get_unsafe |
CSCux81692 |
Crash observed @ nl3mm_unlink_mcast_mpls on "clear ospf process" trigger |
CSCuy00090 |
cyclon crash due to NULL met entry |
CSCuq34656 |
mLDP:FID,INL3IDC_NONVLAN, POLICERD |
CSCuw11089 |
Crash @uea_cef_gtrie_get_idb_from_prefix in choke script |
CSCux25567 |
IPv4 acl policy is not working properly |
CSCux81666 |
Policy shaping 90% is not working in wanphy script for QOS testcase-RSP1 |
CSCuy06242 |
ASR903: Trap "entSensorThresholdNotification" is not reported properly. |
CSCuw57376 |
External alarms cleared on 2nd SSO |
CSCuy12864 |
Rudy: FPGA Stuck because of MBE |
CSCuu87930 |
32 T1E1: Clock recovery in E1 mode failing (with G8262 op1 mask) |
CSCuy25389 |
CEM support across full STM-4 |
CSCuw59221 |
RSP1-CEMoUDP-ACR: Serial interface shows up/down after reload |
CSCuw26295 |
RSP1: MR-APS Protect Active RSP SSO Convergence Time 2 seconds |
Resolved Caveats—Cisco IOS XE Release 3.17.1S
|
|
CSCuw33451 |
AVC: revert workaround for conversation tool following CSCuv05447 fix |
CSCux88010 |
XE3.16: Optimize HSL Punt buffer size for high scale MMA punt records |
CSCuw47720 |
ASR1001-X Mgmt port negotation issue with peer device |
CSCux16182 |
ECFM cannot work on EFP with VPWS interworking vlan |
CSCuw30599 |
ISR4331-B: traceback occured when enabling Ethernet Data Plane Loopback |
CSCux00303 |
Router crash after stopping EPC |
CSCuu14719 |
ArgusX/Kahuna : entPhysicalFirmwareRev value does not match with CLI |
CSCux29703 |
ASR1000-2T+20X1GE fails to boot on router reload with SPA-3-NULL_BAY_PTR |
CSCuu48458 |
ASR1k/15.4(3)S QinQ frames are dropped under "TCAM Failure Drops" |
CSCuw43640 |
EPA1x100G: %SYS-2-LINKED: SIP0/0: Bad enqueue error message |
CSCux55692 |
TCAM Errors in NL11k TCAM of Fixed Ethernet Linecards |
CSCut62449 |
Disable HTTP AIC support |
CSCuw98135 |
ZBFW HA not replicating sessions when matching based upon L4 proto/port |
CSCux50997 |
IOS crashes on bootup without any startup configuration |
CSCux62928 |
IOS-XE IKE over 4500 & IKE nat-t keepalive drop with certain possibility |
CSCux44606 |
Name ACL for Multicast Boundary Stops Working Upon Reload |
CSCuw12883 |
IPSec dummy packet feature does not work in VRF-aware IPsec |
CSCux33568 |
ESP crash while reconfiguring FR interface to MFR bundle |
CSCux02656 |
ASR1K: Crash related to collecting NetFlow data for IPv6 flows |
CSCuw36887 |
Crash with with Flexible Netflow enabled |
CSCuw98732 |
PfRv3 - show domain border channel service-provider filter not working |
CSCux45284 |
PLR negoation issue: should high speed and plr_ack=1 smp packets |
CSCux07224 |
ASR1K crash with OTV due to L2BD FIB entry change |
CSCuw14239 |
fman-fp traceback from cpp_common_os - numclasses 0 download to CPP fail |
CSCuw78755 |
IOS-XE need not require appxk9 license to support per-tunnel DMVPN QoS |
CSCuw70220 |
IOSXE PACTRAC: cpp crash when packet trace enabled for MPLS and SSLVPN |
CSCux01133 |
interface counter stuck on build-in interfaces in ASR1001X |
CSCux43951 |
Packet drops on built-in 1Gig ports of ASR1001-X |
CSCux97951 |
dpss packets are getting punted on CSR box |
CSCux69222 |
Truncated counters/names in the 'show proc mem platform' output |
CSCux42411 |
ASR1001-X Frame Relay with Fortitude NIM fails due to LMI packet padding |
CSCux14860 |
ASR1K:Packet Tracing failed with FW,NAT&FW enabled. |
CSCuw94014 |
cpp_cp crashes with BB profile #6 48k PTA |
CSCut49714 |
GEC:QoS: pkt buff util high after apply/remove flat policy w/ fair-queue |
CSCuw73223 |
Polaris : cpp_cp_svr crash when the interface goes down |
CSCux10321 |
ASR1000 CLI hangs on executing the "show platform hardware qfp xxx" |
CSCuw73226 |
GRE checksum is wrong for Fragmented packets |
CSCux40633 |
ISR 4451 Continuous Crash/ Core Crash File generated with WAAS/Appnav |
CSCuv71273 |
fragmented packet cause high qfp load |
Open Caveats—Cisco IOS XE Release 3.17
|
|
CSCuv70649 |
Traffic not flowing after moving back to prinmary tunnel/TE tunnel-FRR |
CSCuw26295 |
RSP1: MR-APS Protect Active RSP SSO Convergence Time 2 seconds |
CSCuw55351 |
MLDP:Router crashes on clear ip ospf/soak test |
CSCux12563 |
[rsp3-xe317]Complete traffic drop on SSO |
CSCux21020 |
BGP/BFD session goes down on REP interface state change |
CSCux42536 |
Cannot execute Xconnect with pseudowire force switchover |
CSCuv44135 |
RSP2: After changing core RP, (S,G) is not formed for data mdt |
CSCuw11089 |
Crash @uea_cef_gtrie_get_idb_from_prefix in choke script |
CSCuw31345 |
RSP1: OC3 IOMD Crash on Repeated SONET shut and no shut |
CSCuw57376 |
RSP3 - External alarms cleared on 2nd SSO |
CSCuw59221 |
RSP1-CEMoUDP-ACR: Serial interface shows up/down after reload |
CSCuw66918 |
IoT: Some time LED goes off after HA but call is ON |
Resolved Caveats—Cisco IOS XE Release 3.17
|
|
CSCuv94517 |
RSP3: L2FIB Multicast fman code crash on tefp + EFP config add/removal |
CSCus96430 |
ASR903: CEMoUDP Traffic over 1 MLP Impacted when another MLP goes Down |
CSCva15526 |
PW down after clear mpls ldp neighbor followed by RSP SSO |