LAN, Switching and Routing

The Cisco LAN, Routing and Switching Technical Support Forum gives you access to participate in tech discussions and go through documents on Cisco LAN Switch, LAN Router, VLAN, Cisco Catalyst, Catalyst 6500, Catalyst 3550, Jabber Client, Nexus 7000, and other related issues. You can browse through latest tech topics popular among the community.

 

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Hello, How to obtain queuing statistics from a Nexus 5000 via SNMP or these statistics by another method ?Many thanksThierry ARNAUD+33 672861796
14 min 39 sec ago
Hello All, I need help resolving a double NAT issue that I have in my current infrastructure. My current configuration has been working and doing w...
55 min 17 sec ago
 Hi,We use SSH v2 to login and manage the cisco switches.But recently our internal security team did VA scan and found out the switches are using S...
3 hours 29 min ago
My nexus 5K switch was logged this alert. Tried to google or search in cisco.com. But not much information can be found....
7 hours 3 min ago
Hi All.It is known that SUP720-3B on Cisco 76xx doesn't support ip flow egress on interfaces.In the last IOS in cisco feature navigator versions I...
13 hours 49 min ago
         
IP SLA 327 3 0 0 0
Routers 2 0 0 0 0
Switches 6760 571 6 1 0
Filter Results
Subject Views Votes Rating Replies Last replied by
discussion REP and 2960X Access switch
Last Reply 11 min 3 sec ago.
179 0 0.0 5 Richard Burts
discussion Statistics QOS Nexus 5000
Last Reply 14 min 39 sec ago.
0 0 0.0 0 arnaudthierry
discussion Connecting a File Server to a Gig port on trunked switch?
Last Reply 54 min 50 sec ago.
20 0 5.0 3 JosephDoherty
discussion Double NAT Resolution Help
Last Reply 55 min 17 sec ago.
0 0 0.0 0 tmoncmm1286
discussion loop guard - switch
Last Reply 1 hour 16 min ago.
0 0 0.0 2 subhojithalder198
discussion show errors on switch interfaces using a filtered view?
Last Reply 1 hour 27 min ago.
0 0 5.0 3 Leo Laohoo
discussion I/O increasing on Catalyst 3560G
Last Reply 1 hour 51 min ago.
4 0 0.0 4 JosephDoherty
discussion configuring ntp
Last Reply 1 hour 53 min ago.
0 0 0.0 1 John Patrick Lopez
discussion To disable SSH Server CBC Mode Ciphers
Last Reply 3 hours 29 min ago.
0 0 0.0 0 w.phyoaung
discussion Cisco C2960C (WS-C2960CPD-8TT-L) configuration changes after power-cycling switch
Last Reply 4 hours 32 min ago.
12 0 0.0 3 Leo Laohoo
discussion OM3 single mode cable
Last Reply 4 hours 35 min ago.
0 0 0.0 1 Leo Laohoo
discussion static dhcp snooping entry
Last Reply 5 hours 21 min ago.
17 0 5.0 5 katerina.dardoufa
discussion problem with telnet to router
Last Reply 6 hours 51 min ago.
44 0 0.0 4 ramkulov.a
discussion wireless router not allowing full handshake in router mode
Last Reply 6 hours 55 min ago.
7 0 0.0 1 luckymike33
discussion Remove speed command from line
Last Reply 6 hours 57 min ago.
2274 0 0.0 6 ramkulov.a
discussion what is %NETSTACK-3-INTERNAL_ERROR: netstack [4136] Current time could not be obtained while processing timer callback?
Last Reply 7 hours 3 min ago.
4 0 0.0 0 roy.tam1234
discussion 881 - How to configure inter-VLAN routing
Last Reply 7 hours 43 min ago.
20 0 5.0 4 satishkattika
discussion ASA inside Interface multiple VLANS
Last Reply 8 hours 1 min ago.
24 0 0.0 2 aconticisco
discussion Netflow on Cisco 7600
Last Reply 13 hours 49 min ago.
7 0 0.0 0 master@rusat.com
discussion Flexible Netflow on IOS XE
Last Reply 14 hours 1 min ago.
7 0 0.0 0 master@rusat.com
discussion Secondary Link/Link Based Routing
Last Reply 15 hours 29 min ago.
16 0 0.0 1 amsodhi
discussion MAC Addressess not showing on my new 3560 switch
Last Reply 16 hours 4 min ago.
25 0 5.0 5 paul.saddy
discussion Drop ping during vMotion to upgraded Nexus 1000v VEM (1.1a)
Last Reply 17 hours 55 min ago.
5 0 0.0 0 wong-jason
discussion High CPU catalys 6500
Last Reply 18 hours 16 min ago.
43 0 0.0 4 raulalejandroor...
discussion Nexus 1000v and DMZ
Last Reply 18 hours 46 min ago.
20 0 0.0 2 stheriault99
Filter Results
Subject Views Rating Comments Author
software, hardware and Licensing requirement for 4500 VSS
Last Reply 6 days 17 hours ago.
19
0.0
0 fumohamm
Understanding Ethernet Virtual Circuits (EVC)
Last Reply 1 week 19 hours ago.
265190
5.0
28 plumbis
Recovering from ErrDisabled port due to misconfiguration
Last Reply 1 week 1 day ago.
14484
0.0
0 TCC_2
Fortify Your LAN with Cisco Catalyst Switching - Slides from live webcast
Last Reply 2 weeks 12 hours ago.
131
0.0
0 ciscomoderator
Fortify Your LAN with Cisco Catalyst Switching - FAQ from live webcast
Last Reply 2 weeks 12 hours ago.
40
0.0
0 Anim Saxena
Catalyst 6800 VSS Quad-Sup SSO and Instant Access Overview - Slides from live webcast
Last Reply 2 weeks 1 day ago.
502
5.0
2 ciscomoderator
How to Upgrade Cisco 4500 SUP7-E & Sup7L-E ROMMON To support VSS
Last Reply 2 weeks 4 days ago.
14431
5.0
0 ashirkar
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
Last Reply 2 weeks 4 days ago.
57087
4.6
25 ashirkar
Q&A from Troubleshooting and Upgradation on Cisco LAN switches Session 1
Last Reply 3 weeks 23 min ago.
499
0.0
0 ashirkar
What is the difference between an IP base image and an IP services image
Last Reply 3 weeks 3 days ago.
137501
5.0
9 tahirshabbir
4500 Wireshark quick setup guide
Last Reply 3 weeks 4 days ago.
9060
5.0
2 demclaug
Duplicate ping replies from servers using HSRP virtual address as gateway
Last Reply 3 weeks 4 days ago.
140
0.0
1 tmikelson
What’s New on Cisco Catalyst 6500 Series? - FAQ from Live Webcast
Last Reply 4 weeks 1 day ago.
67
0.0
0 ashirkar
What's New on Cisco Catalyst 6500 Series? - Slides from live webcast
Last Reply 4 weeks 1 day ago.
286
5.0
0 rimichae
The user receives the "%ETHCNTR-3-LOOP_BACK_DETECTED" error message on a Cisco Catalyst switch that runs Cisco IOS® Software
Last Reply 4 weeks 1 day ago.
20792
5.0
1 TCC_2
Understanding MSFC, PFC and DFC roles in Catalyst 6500 Series Switch
Last Reply 1 month 1 day ago.
28211
5.0
9 SunilKhanna
Chalk Talk: The Secret to Successful QoS Deployments
Last Reply 1 month 3 days ago.
902
0.0
0 szigeti
Port Security and Tandberg device
Last Reply 1 month 4 days ago.
258
0.0
1 oraja
How to use Time-Domain Reflectometer (TDR)
Last Reply 1 month 6 days ago.
44505
5.0
62 Leo Laohoo
Recovering from a 3850 boot failure.
Last Reply 1 month 2 weeks ago.
2339
3.7
2 Luke Primm
Upgrade software on a Cisco 3850 switch
Last Reply 1 month 2 weeks ago.
8442
0.0
4 Luke Primm
Using the Auto-Upgrade feature on the cisco Catalyst 3850
Last Reply 1 month 2 weeks ago.
481
0.0
1 Luke Primm
CCP installation on Windows 8 & 8.1 with IE 11 x64
Last Reply 1 month 2 weeks ago.
146
0.0
0 jportugu
Help:C4900M WS-X4908-10G-RJ45 interface shutdown/no shutdown need to how long to wait?
Last Reply 1 month 3 weeks ago.
57
0.0
7 gggggqqqqq
Understanding “Input Discard” Interface Counter in Nexus3000
Last Reply 1 month 3 weeks ago.
8709
5.0
0 Yogesh Ramdoss
Filter Results
Subject Views Rating Comments Author
blog OSPF over IPsec Tunnel stucks in INIT state
Last Reply 4 days 30 min ago.
5
5.0
0 hsticher
blog What can be done about WAN packet loss and its impact on WAN application performance? - shared by Bharat Shrinevas
Last Reply 1 week 3 days ago.
13
0.0
0 bshrinev
blog What can L2TP do for your network? - Network World - shared by Rachana Pandey
Last Reply 2 weeks 2 days ago.
4
0.0
0 racpande
blog Pre-build SPT feature on Nexus - Benefits & Caveats
Last Reply 2 weeks 2 days ago.
908
5.0
0 srereddy
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
Last Reply 2 weeks 2 days ago.
681
5.0
2 srereddy
blog Flexlink in Cisco Layer 2 network
Last Reply 2 weeks 3 days ago.
4
5.0
0 jakula
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 2 weeks 5 days ago.
17488
5.0
0 shashasi
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
Last Reply 3 weeks 3 days ago.
7238
5.0
9 rucjain
blog Chalk Talk: The Secret to Successful QoS Deployments: A Well-Defined End-to-End QoS Strate
Last Reply 3 weeks 6 days ago.
30
0.0
0 Julie Burruss
blog Switch: How to test a cable status?
Last Reply 1 month 4 days ago.
1703
5.0
3 ag2
blog Configuring a frame-relay switch
Last Reply 1 month 1 week ago.
4749
5.0
6 aninchat
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 4 months 2 weeks ago.
675
0.0
1 ramugaju
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 6 months 1 week ago.
16975
4.6
11 jakula
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 8 months 1 week ago.
1242
4.7
1 ag2
blog How to build the topology of an OSPF area
Last Reply 8 months 1 week ago.
1771
5.0
4 aninchat
blog Parity Error.
Last Reply 9 months 1 day ago.
1982
4.5
4 insharie
blog Nexus 7000 ACL logging (OAL)
Last Reply 9 months 2 weeks ago.
12232
0.0
7 Robert Taylor
blog Nexus 7000 and IOS OSPF Loop Prevention and Interoperability
Last Reply 1 year 2 months ago.
6621
5.0
6 Robert Taylor
blog Multicast for the heart Part I: IGMP
Last Reply 1 year 5 months ago.
3247
4.8
1 aninchat
blog Router Crashes
Last Reply 1 year 6 months ago.
5581
5.0
1 ajaju
blog Loading an IOS on a switch via Xmodem
Last Reply 1 year 8 months ago.
21485
5.0
3 aninchat
blog Leak Map - Eigrp, Some leaks are useful..
Last Reply 1 year 9 months ago.
8351
5.0
7 pnagpal
blog Important Nexus 7000 NX-OS Software Update
Last Reply 1 year 10 months ago.
4019
5.0
0 ctripoli
blog New Cisco 5915 ESR
Last Reply 1 year 11 months ago.
4109
5.0
2 sonasing
blog Moving Beyond the Internet of Things in 2012
Last Reply 2 years 2 months ago.
1699
5.0
0 mmorrow
Filter Results
LAN, Switching and Routing
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Setup a temporary package for 1 subscriberEnable TUR RDRs for that packageAccess some content through the SCECapture the RDRs to the CSV...
LAN, Switching and Routing
Views: 2
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Speaker:Vinay Sharma
LAN, Switching and Routing
Views: 11
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In this video our Technical Experts Aninda Chatterjee & Karthick Murugan has covered following AGENDA:1) IOS upgrade2) High CPU3)...
LAN, Switching and Routing
Views: 430
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Average Rating: 0 (0 ratings)
During the live event, Cisco subject matter expert Vaibhav Katkade covered the various security features available on Cisco Catalyst...
LAN, Switching and Routing
Views: 80
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In this video our experts Manas R Moothedath & Sumit Kothiyal has covered following topics.NAT – A Practical approach1) Basic working...
LAN, Switching and Routing
Views: 148
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Average Rating: 0 (0 ratings)
During the live event, Cisco subject matter experts Richard Michael and Somu Jayaraman focused on troubleshooting switching issues with the...
LAN, Switching and Routing
Views: 72
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Souvik Ghosh is a CSE at the Cisco TAC in Bangalore, India. He has 3.5 years of experience in LAN switching technologies. LAN switching...
LAN, Switching and Routing
Views: 205
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AgendaIntroduction to Catalyst 6800 Series Catalyst 6807-XL OverviewCatalyst 6800-X OverviewCatalyst 6800IA OverviewOverview of Virtual...
LAN, Switching and Routing
Views: 144
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Average Rating: 5 (1 ratings)
In this video our Technical Experts Aninda Chatterjee & Karthick Murugan has covered following AGENDA:1) Spanning-tree features – how...
LAN, Switching and Routing
Views: 276
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In this video, we will learn on how to perform a software upgrade on VSS with Quad Supervisor using the Enhanced Fast Software Upgrade...
by vbhutta
LAN, Switching and Routing
Views: 169
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Average Rating: 0 (0 ratings)
Community Tech-Talk series is designed to discuss and share insights on specific topics, selectively chosen based on most-common...
by rucjain
LAN, Switching and Routing
Views: 129
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Average Rating: 5 (3 ratings)
In this video we will see an example of how to configure InterVLAN routing on a Cisco catalyst 3550 series switch.
LAN, Switching and Routing
Views: 2587
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Average Rating: 5 (2 ratings)
LAN, Switching and Routing
Views: 4
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Galen Guanlin Zhang is a certified, Data Center expert and Data Center Storage Networking Design Specialist with Cisco. In this video,...
LAN, Switching and Routing
Views: 293
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Average Rating: 5 (2 ratings)
Software DownloadWith Oscar BauerOscar Bauer, Cisco's Manager of Technical Support Software Downloads, takes questions on Cisco's Software...
LAN, Switching and Routing
Views: 155
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Average Rating: 0 (0 ratings)
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This Month

April 1st
Webcasts
During the live event, Cisco subject matter expert Vaibhav Katkade will cover the various security features available on Cisco Catalyst switching plat...
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March 31st
Ask the Expert
 Welcome to this Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about how to fortify your LAN...
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Events

March 11th
Ask the Expert
  Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to ask questions and learn about troubleshooting switchin...
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March 10th
Webcasts
With Richard Michael and Somu Jayaraman During the live event, Cisco subject matter experts Richard Michael and Somu Jayaraman focused on troubleshoot...
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January 6th
Ask the Expert
            With Amer Atout Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions abou...
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December 2nd, 2013
Ask the Expert
With Luke Primm, Colby Beam and Nicholas Tate  Welcome to this Cisco Support Community Ask the Expert conversation. This is an opportunity to learn an...
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October 21st, 2013
Ask the Expert
With Wilson BonillaWelcome to the Cisco Support Community Ask the Expert conversation.  This  is an opportunity to learn and ask questions about about...
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August 26th, 2013
Ask the Expert
With Anand Ganesan Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about how to...
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March 11th, 2013
Ask the Expert
With Dan SchnourWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions of Cisco expert...
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December 12th, 2012
Techtalks
Community Tech-Talk series is designed to bring technical  Experts from Cisco to share their insights on specific topics,  selectively chosen based on...
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October 18th, 2012
Facebook Forums
Live chat with Cisco expert Srikanth Babu on October 18, 2012Learn and ask about common symptoms, causes of Memory and high CPU related issues and how...
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October 8th, 2012
Ask the Expert
With Nickolay Karpyshev and Ivan ShirshinWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask q...
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July 30th, 2012
Ask the Expert
With Rahul KachaliaWelcome to the Cisco Support Community Ask the Expert conversation.This is an opportunity to learn and ask questions about the Cisc...
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July 27th, 2012
Facebook Forums
Live chat with Cisco expert, Akshay Balanagur on Catalyst 6500 Switch ArchitectureJuly 17th, 2012Cisco Catalyst 6500 is one of the most widely deploye...
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July 17th, 2012
Ask the Expert
With Akshay BalaganurWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn from Cisco expert Akshay Bala...
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July 16th, 2012
Ask the Expert
With Nikolay KarpyshevWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about arch...
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June 19th, 2012
Ask the Expert
Judhajit Ghosh Welcome to the Cisco Support Community Ask the Expert conversation. Learn from Cisco expert Judhajit Ghosh about Catalyst Security. Ju...
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May 25th, 2012
Facebook Forums
Live chat with Cisco expert, Lucien Avramov on Cisco Nexus SwitchesMay 17th, 2012 Lucien is a customer support engineer at the Cisco Technical Assist...
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May 21st, 2012
Ask the Expert
With Shashank Singh  and Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn from Cisco experts Shasha...
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March 12th, 2012
Ask the Expert
With Matt BlanshardWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to ask your toughest layer 2 questions t...
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January 17th, 2012
Ask the Expert
With Souvik Ghosh Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about differen...
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January 17th, 2012
Webcasts
Souvik Ghosh is a customer support engineer at the Cisco Technical Assistance Center in Bangalore, India. He has three and half years of experience in...
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October 11th, 2011
Facebook Forums
Event Date: October 20, 2011 Event Time: 9:30 pm PST. For local timezones, see http://bit.ly/nyN4yU Location: Online on our Facebook Fan Page (http:/...
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October 10th, 2011
Ask the Expert
With Peter PalúchWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to get expert insights and learn about U...
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August 29th, 2011
Ask the Expert
With Hatim Badr and Iqbal Syed Welcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn about design, confi...
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