Release Notes for Cisco ME 2600X Series Ethernet Access Switch, Cisco
IOS Release 15.4(3)S and Later
Revised: February 10, 2015, OL-28851-05
Release Notes for Cisco ME 2600X Series Ethernet Access
Switch, Cisco IOS Release 15.4(3)S and Later
These release notes include important information about the Cisco IOS Release 15.4(3)S and later releases that runs on the Cisco
ME 2600X series ethernet access switches. Use this document in conjunction with the previous Release Notes for Cisco ME 2600X
Series Ethernet Access Switch, Cisco IOS Release 15.4(2)S.
These release notes also include the limitations, restrictions, and caveats that apply to these releases.
You can verify that these release notes apply to your switch as follows:
• If you are installing a new switch, see the Cisco IOS release label on the rear panel of your switch.
• If your switch is on, use the show version privileged EXEC command. See the Determining the Software Version section.
For the complete list of Cisco ME 2600X switch documentation, see the Related Documentation section.
You can download the switch software from this site (registered Cisco.com users with a login password):
http://www.cisco.com/cisco/software/navigator.html?a=ahttp://www.cisco.com/cisco/web/download/index.htmli=rpm
New and Changed Information
The following sections list new features:
New Hardware Features in Release 15.4(3)S
There are no new hardware features in this release.
New Software Features in Release 15.4(3)S
These are new software features in this release.
CFM over EVC
Ethernet Connectivity Fault Management (CFM) is an end-to-end per-service Ethernet layer operations, administration, and maintenance
(OAM) protocol. It includes proactive connectivity monitoring, fault verification, and fault isolation for large Ethernet metropolitan-area
networks (MANs) and WANs.
For more information about CFM over EVC, see the Cisco ME 2600X Series Ethernet Access Switch Software Configuration Guide.
Y.1731 Multicast Loopback Ping
This feature provides support for Y.1731 multicast loopback ping extension.
For more information about Y.1731 multicast loopback ping, see the CFM over EVC chapter in Cisco ME 2600X Series Ethernet
Access Switch Software Configuration Guide.
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New Limitations in Release 15.4(3)S
Assigning IP address to physical interfaces is no longer supported. To assign IP address, you must use Bridge Domain Interfaces
(BDIs).
Changed Information in Release 15.4(3)S
Change in object identifiers (OIDs):
• system OID—from 1.3.6.1.4.1.9.12.3.1.3.1303 to 1.3.6.1.4.1.9.1.1763
• fan module vendor-type OID—from 1.3.6.1.4.1.9.12.3.1.9.55.9 to 1.3.6.1.4.1.9.12.3.1.7.55.9
Determining the Software Version
To determine the version of Cisco IOS software that is running on your Cisco router, log in to the router and enter the show version
EXEC command:
Router# show version
Cisco IOS Software, ME2600X Software (ME-UNIVERSALK9-M), Version 15.2(2)SA, RELEASE
SOFTWARE (fc5)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2013 by Cisco Systems, Inc.
Upgrading to a New Software Release
For information about choosing a new Cisco IOS software release, see How to Choose a Cisco IOS Software Release at this URL:
http://www.cisco.com/en/US/products/sw/iosswrel/ps1834/products_tech_note09186a00800fb9d9.shtml
For information about upgrading the Cisco ME 2600X series ethernet access switches, see the document at this URL:
http://cisco.com/en/US/docs/switches/metro/me2600x/config/guide/b_ME2600X_config_guide_BookMap.html
Use Cisco Feature Navigator to find information about platform support and software image support. Cisco Feature Navigator enables
you to determine which Cisco IOS and Catalyst OS software images support a specific software release, feature set, or platform. To
access Cisco Feature Navigator, go to http://www.cisco.com/go/cfn. An account on Cisco.com is not required.
To choose a new Cisco IOS software release based on information about defects that affect that software, use the Bug Search Tool
at this URL:
https://tools.cisco.com/bugsearch/
Downloading The Software Image File
To download the software image file for your device, complete these steps:
Procedure
Step 1
If you are a registered customer, go to this URL and log in.
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http://www.cisco.com/cisco/software/navigator.html?a=a&i=rpm
Step 2
Step 3
Step 4
Navigate to Switches > Service Provider Switches - Ethernet Access.
Navigate to your switch model.
Click IOS Software, and select me2600x-universalk9-mz.152-2.SA.fc5.
Step 5
To download the selected software image, click Download.
Limitations and Restrictions
For limitations and restrictions applicable to a particular feature supported on Cisco ME 2600X, see the Cisco ME 2600X Series
Ethernet Access Switch Software Configuration Guide at http://cisco.com/en/US/products/ps12951/tsd_products_support_series_
home.html
Using the Bug Search Tool
This chapter describes how you can use the bug search tool to search for bugs in a Cisco IOS release.
Bug Severity Levels
The system grades known problems (bugs) according to severity level. These release notes contain descriptions of the following bug
levels:
• All severity level 1 or 2 bugs
• Significant severity level 3 bugs
• All customer-found bugs
Access Bug Search
You can search for problems by using the Cisco Bug Search tool.
To access Bug Search, you need the following items:
• Internet connection
• Web browser
• Cisco.com user ID and password
Using Bug Search Tool
This section explains how to use the Bug ToolKit to search for a specific bug.
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Procedure
Step 1
Step 2
Go to https://tools.cisco.com/bugsearch/
You are prompted to log into Cisco.com. Log in with your Cisco.com user ID and password. After successful login, the
Bug Search Tool page opens.
To search for a specific bug, enter the bug ID in the Search for field and press Enter.
Tip
Click Help on the Bug Search page for information about how to search for bugs, create saved searches, and create
bug groups
Step 3
Caveat List for Cisco IOS Release 15.4(3)S and Later
This chapter describes the open 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 an earlier release and is still unresolved, applies to all future releases until it is resolved.
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. For more details, see
Using Bug Search Tool.
Open Caveats—Cisco IOS Release 15.4(3)S2
Identifier
Description
CSCun70067
PPPoe statistics are not getting displayed for EFP level.
CSCus40012
ME2600X : [E_LR]rm_lr_reserve_entries_from_pool
CSCus09782
Input queue drops counters on 10GE ports need to updated correctly
CSCus16767
Bridge domain loop on ME2600
CSCur88886
Ping request time out when port-channel is between ME2600 and other box
Resolved Caveats—Cisco IOS Release 15.4(3)S2
Identifier
Description
CSCuq78865
Ping failure on enabling ip arp inspection bridge-domain bd_id on int
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Identifier
Description
CSCur78260
DHCP snooping write delay configure-able timer not working correctly
Open Caveats—Cisco IOS Release 15.4(3)S
Bug ID
Description
CSCuc00376
Counters are not updated for EVC ACL.
CSCuc99941
When using 10M speed, after reload, out of 8 members LACP one
member goes to passive state.
CSCul12721
Traceback message is seen when Point to Point Protocol over Ethernet
Intermediate Agent (PPPoE IA) is configured on maximum number
of Bridge Domains (BDs).
CSCum25901
Unable to configure Management interface IP as an access node-id.
CSCum29903
show ip igmp snooping mrouter command displays VLAN.
CSCun70067
PPPoE statistics are not displayed for EFP level.
CSCup07357
After MVR leave, traffic flow is still observed.
CSCup77713
MAC learning initially fails and then works after MAC table is
cleared.
CSCup79762
Telnet, SSH and ping do not work on access ports.
Resolved Caveats—Cisco IOS Release 15.4(3)S
Bug ID
Description
CSCuc29856
When static IPSG is removed from the interface, the IPSG table maintains stale entry.
CSCuc90100
Cisco ME2600X does not support 400 neighbors over OSPF.
CSCuj47466
Memory leak observed while configuring/unconfiguring 128 IGMP snoop BD.
CSCum25924
PPPoE IA packets are dropped when PPPoE IA is disabled globally.
CSCum25999
Pop1, Pop2, and 2 to 1 re-write are not working when ingress encapsulation is dot1ad.
CSCum33167
When PPPoE-IA is enabled, switch forwards PADR/PADT packets to an untrusted port.
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Bug ID
Description
CSCum97326
show platform environment command needs to display information about PSU.
CSCun33255
Can not learn remote port MEP.
CSCuo34038
Loopback ping fails when LAG is configured between three nodes.
CSCuo35828
Configuring MIP does not allow remote MEP to learn.
CSCuo43348
Configuration is lost when upgrading from SA image to MCP dev.
CSCuo45963
Remove peekpoke command.
CSCuo82912
Traffic loss is observed when incremental MAC learning is enabled.
CSCup07429
Traceroute fails to get reply from MIPS.
CSCup34343
Password recovery is not working in Cisco ME2600X.
CSCup57341
Crash is observed on configuring port MEP on a 10 GB interface.
Related Documentation
User documentation in HTML format includes the latest documentation updates and might be more current than the complete book
PDF available on Cisco.com.
These documents provide information about the switch and are available from this Cisco.com site:
http://cisco.com/en/US/products/ps12951/tsd_products_support_series_home.html
• Regulatory Compliance and Safety Information for the Cisco ME 2600X Series Ethernet Access Switch
• Cisco ME 2600X Series Ethernet Access Switch Hardware Installation Guide
• Cisco ME 2600X Series Ethernet Access Switch Software Configuration Guide
Obtaining Documentation and Submitting a Service Request
For information on obtaining documentation, submitting a service request, and gathering additional information, see the monthly
What's New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at:
http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html
Subscribe to the What's New in Cisco Product Documentation as a Really Simple Syndication (RSS) feed and set content to be
delivered directly to your desktop using a reader application. The RSS feeds are a free service and Cisco currently supports RSS
version 2.0.
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