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.

 

Provide answers to questions in this community that are awaiting a correct answer.

We have the c3kx-nm10g module in a 3750 and are tying to use Cisco 10g-SFP-AOC3M Twinex cables, but the transceivers are not being recognied.. any...
2 hours 11 min ago
Hi,What could be potential issues of replacing all N5k/N2K and N3ks and 3750Es with a pair of high port density N7Ks? Currently we have a bunch of...
2 hours 40 min ago
Hello,We had configured dot1x on ports of Switch ports with authentication host-mode multi-domain and ports were going to err-disabled mode.This wa...
1 day 10 hours ago
Hi Team, Please any one answer my  querry. I have 3vlans which was created in my Core switch.vlan 10 10.120.234.128/25vlan 20 10.120.232.0/26vlan 3...
1 day 13 hours ago
Cisco 3750 switch with vlan 5 setup for workstations and vlan 10 for Polycom VOIP phones. Each client interface is configured with switchport acces...
2 days 6 hours ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6733 569 6 1 0
Filter Results
Subject Viewssort descending Votes Rating Replies Last replied by
discussion Cisco call manager express : desactivate silencious mode in Ip telephony
Last Reply 9 months 1 week ago.
0 0 0 0 salioumar
discussion 6509 and wism1 wcp log
Last Reply 8 months 2 weeks ago.
0 0 0 0 Ivan Marinovic
discussion Integration of AD and CME
Last Reply 7 months 1 week ago.
0 0 0 0 thomas0047
discussion VFC
Last Reply 6 months 2 weeks ago.
0 0 0 0 rishav.uid1
discussion Runts
Last Reply 6 months 1 week ago.
0 0 0 1 Vasilii Mikhail...
discussion Issue with connecting to video server after replacing two older 2851 with new 2951 routers
Last Reply 6 months 1 week ago.
0 0 0 1 Vasilii Mikhail...
discussion how to swap enable's all command with level 7
Last Reply 5 months 1 week ago.
0 0 5 2 martlee2
discussion MSDP on NXOS and in general - PIM on loopback (source)
Last Reply 5 months 1 week ago.
0 0 0 5 Jon Marshall
discussion test
Last Reply 5 months 1 week ago.
0 0 0 0 KOH SZE JIE
discussion Onepk requirement
Last Reply 5 months 1 week ago.
0 0 0 0 matengakudzai11
discussion 861W ISR Failure
Last Reply 4 months 1 week ago.
0 0 0 1 Leo Laohoo
discussion Is sg 200-50 interface completely compatible with any particular browser?
Last Reply 4 months 1 week ago.
0 0 0 0 jlevin101
discussion Multicast VLAN Registration Cannot Create Interface in MVR Type Receiver
Last Reply 4 months 4 days ago.
0 0 0 0 Tang-Suan Tan
discussion Howto use Service Discovery Gateway with multiple hops?
Last Reply 4 months 2 days ago.
0 0 0 0 thorsten.steffen
discussion ASA 5520 connected to C3560 48G, only 100Mbps on ports
Last Reply 3 months 2 weeks ago.
0 0 0 2 perpaal
discussion VLANs on Cisco Router RW180
Last Reply 3 months 2 weeks ago.
0 0 0 0 Slava Zhilov
discussion Nexus 9K displaying CDP information wrong
Last Reply 3 months 1 week ago.
0 0 0 0 Jason Baker
discussion Cisco CG 300 "login as" message
Last Reply 3 months 1 week ago.
0 0 0 0 LeandroDaney
discussion Recovery logging from SWITCH
Last Reply 3 months 1 week ago.
0 0 5 2 danilopasiani1
discussion asr 1001 erspan subinterface
Last Reply 3 months 1 week ago.
0 0 0 0 draganskundric
discussion troubles setting up Vlan with 2 switches
Last Reply 3 months 1 week ago.
0 0 0 1 MARKUS BENZ
discussion WS-CBS3032-DEL GUI Credentials
Last Reply 3 months 1 week ago.
0 0 0 0 Matt Hoak
discussion Strange issue maybe
Last Reply 3 months 4 days ago.
0 0 0 5 CHARLES HILL
discussion cisco 4510 RE model cisco IOS upgradation Help
Last Reply 3 months 5 days ago.
0 0 0 1 Reza Sharifi
discussion cisco 4510 RE model cisco IOS upgradation Help
Last Reply 3 months 5 days ago.
0 0 0 3 Reza Sharifi
Filter Results
Subject Viewssort descending Rating Comments Author
test-alpai
Last Reply 5 years 2 weeks ago.
1
0.0
0 Alexander Pai
Fortify Your LAN with Cisco Catalyst Switching - FAQ from live webcast
Last Reply 5 months 1 day ago.
1
5.0
0 Anim Saxena
%C4K_SUPERVISOR-2-SOFTERROR / %C4K_SUPERVISOR-2-FPGASOFTERROR
Last Reply 2 days 21 hours ago.
2
0.0
0 InayathUlla Sharieff
Connecting issues to AGDB
Last Reply 12 months 1 day ago.
3
0.0
0 apandura
otv.php.html
Last Reply 4 years 5 months ago.
4
0.0
0 bvemula
Fixing Partition Backbone Area with Virtual Links
Last Reply 4 years 5 months ago.
16
0.0
0 Thamaraiselvam Santhanam
Minor error on WS-X6704-10GE due to TestErrorCounterMonitor
Last Reply 9 months 6 days ago.
18
0.0
0 Adrian Jimenez Blanco
neuxs 7010 login security
Last Reply 12 months 1 day ago.
21
0.0
0 hsfwm1202
SSH version 2 no IOS cat4000-i5s-mz.122-25.EWA14.bin
Last Reply 1 month 2 weeks ago.
24
0.0
1 Sergio Alvares
Temperature alarms on WS-X6904-40G
Last Reply 4 months 2 weeks ago.
26
5.0
0 Madhukrishnan Gopinathan Nair
Deep dive into EIGRP Summarization
Last Reply 6 months 2 days ago.
31
0.0
0 pnagpal
Cisco 891 fresh configuration/management without console cable
Last Reply 2 months 1 week ago.
33
0.0
0 totardo.tobing11
unable to ping pc from (vlan-A) to pc on (vlan-B)
Last Reply 2 months 3 weeks ago.
45
0.0
0 minestraschaos1
How to define the VLANs allowed on a trunk link
Last Reply 2 months 2 weeks ago.
45
0.0
0 KHALEELUR RAHMAN.A
Troubleshooting Spanning Tree Best Practice.
Last Reply 4 years 6 months ago.
50
0.0
0 acui
ICANN: Name Collision Occurrence Management Framework. Special IP Address127.0.53.53
Last Reply 3 months 2 weeks ago.
54
0.0
0 josecesp
Troubleshooting high CPU on a 6500 with sup720.docx
Last Reply 4 years 5 months ago.
55
0.0
1 Adam Casella
QoS marking based on the “trust dscp” IOS CLI command
Last Reply 5 months 3 days ago.
55
0.0
0 ben.epskamp
Running 40 routers with IOU in 4GB RAM
Last Reply 1 month 2 days ago.
57
0.0
0 Sudeb Das
VLAN filtering for NEXUS etherchannel trunk monitor session
Last Reply 1 year 1 month ago.
65
0.0
1 rob.hicks1
How to add additional Internet Link
Last Reply 10 months 2 weeks ago.
70
0.0
0 dabur10376004
Router Cisco 2921 auto reboot
Last Reply 3 months 1 week ago.
87
0.0
4 npsangvt1
Help:C4900M WS-X4908-10G-RJ45 interface shutdown/no shutdown need to how long to wait?
Last Reply 1 year 6 months ago.
88
0.0
7 qin gen
Flexible netflow
Last Reply 9 months 21 hours ago.
90
0.0
0 sathvik k v
Increased Total output drops/OutDiscards by QoS for Desktop Series Switches Products
Last Reply 4 months 3 weeks ago.
93
0.0
0 Csc TsWebDocs
Filter Results
Subject Viewssort descending Rating Comments Author
blog Cisco WCCP with Bluecoat (Multicast mode)
Last Reply 1 year 4 months ago.
123
0.0
0 vishal_2007
blog Flexlink in Cisco Layer 2 network
Last Reply 1 year 4 months ago.
129
5.0
0 jakula
blog Upcoming Ask the Expert Event with Cisco Designated VIP Marwan Al-shawi May 12-23
Last Reply 1 year 3 months ago.
129
0.0
0 Francine Richards
blog Chalk Talk: The Secret to Successful QoS Deployments: A Well-Defined End-to-End QoS Strate
Last Reply 1 year 5 months ago.
289
0.0
0 Julie Burruss
blog Upcoming Ask the Expert Event Featuring Ahmad Manzoor - Senior Pre-Sales Engineer at AGCN
Last Reply 1 year 3 months ago.
383
5.0
0 Francine Richards
blog OSPF over IPsec Tunnel stucks in INIT state
Last Reply 1 year 4 months ago.
404
5.0
0 hsticher
blog License Activation on 4500
Last Reply 10 months 2 weeks ago.
421
0.0
1 sheraz butt
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
Last Reply 1 year 4 months ago.
761
5.0
2 srereddy
blog Pre-build SPT feature on Nexus - Benefits & Caveats
Last Reply 1 year 4 months ago.
1434
5.0
0 srereddy
blog Cloud Computing: Update ITU-T Focus Group and OMG-Hosted Telecom Cloud Conference
Last Reply 4 years 6 months ago.
1557
0.0
2 mmorrow
blog Upcoming Webcast: Troubleshooting Tools to Analyze High CPU Utilization Issues on Cisco Catalyst 6500 Series Switches
Last Reply 3 years 7 months ago.
1659
0.0
0 ciscomoderator
blog Moving Beyond the Internet of Things in 2012
Last Reply 3 years 7 months ago.
1711
5.0
0 mmorrow
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 1 year 8 months ago.
1980
0.0
1 Ramu Gajula
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 2 years 1 week ago.
2070
4.7
1 Anand G
blog Machine-to-Machine Communications as a Subset of Internet of Things
Last Reply 4 years 2 weeks ago.
2106
0.0
0 mmorrow
blog Parity Error.
Last Reply 2 years 1 month ago.
2397
4.5
4 InayathUlla Sharieff
blog Converting IOS to CatOS in Production Switch
Last Reply 4 years 1 month ago.
2436
3.0
6 Tripat Singh
blog How to build the topology of an OSPF area
Last Reply 1 year 1 month ago.
2523
5.0
5 Aninda Chatterjee
blog From Internet of Things to Web of Things
Last Reply 4 years 7 months ago.
2549
0.0
0 mmorrow
blog MPLS Conference 2010 and Cisco Leadership
Last Reply 4 years 9 months ago.
3116
0.0
0 mmorrow
blog FabricPath: Cisco’s New Technology of Extending Layer 2 Network Without Spanning Tree
Last Reply 4 years 7 months ago.
3228
0.0
0 TS-newsletter
blog Important Nexus 7000 NX-OS Software Update
Last Reply 3 years 3 months ago.
4097
5.0
0 ctripoli
blog New Cisco 5915 ESR
Last Reply 3 years 3 months ago.
4246
5.0
2 Sonal Singh
blog Multicast for the heart Part I: IGMP
Last Reply 2 years 9 months ago.
4424
4.8
1 Aninda Chatterjee
blog The best CCO document link for Peer-Gateway on vPC/Nexus7000
Last Reply 4 years 5 months ago.
4548
5.0
0 kyukim
Filter Results
LAN, Switching and Routing
Views: 0
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
by
LAN, Switching and Routing
Views: 1072
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
by
LAN, Switching and Routing
Views: 1216
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
by
LAN, Switching and Routing
Views: 765
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 5 (1 ratings)
LAN, Switching and Routing
Views: 16371
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 4.8 (4 ratings)
LAN, Switching and Routing
Views: 334
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 407
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 4 (1 ratings)
LAN, Switching and Routing
Views: 232
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 221
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 528
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 5 (1 ratings)
LAN, Switching and Routing
Views: 8
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 46
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 36
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 413
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 657
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 387
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 5 (3 ratings)
by rucjain
LAN, Switching and Routing
Views: 397
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 5 (4 ratings)
LAN, Switching and Routing
Views: 14
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
LAN, Switching and Routing
Views: 324
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 5 (2 ratings)
LAN, Switching and Routing
Views: 227
  • 1
  • 2
  • 3
  • 4
  • 5
Overall Rating: 0 (0 ratings)
Filter Results

Events

May 11
Ask the Expert
April 13
Ask the Expert
January 5
Ask the Expert
July 21, 2014
Ask the Expert
March 31, 2014
Ask the Expert
April 1, 2014
Webcasts
March 10, 2014
Webcasts
July 30, 2012
Ask the Expert
December 12, 2012
Techtalks
  • 1
  • 2
  • 3
  • 4
  • 5
July 27, 2012
Facebook Forums
  • 1
  • 2
  • 3
  • 4
  • 5
December 31, 1969
Facebook Forums
May 25, 2012
Facebook Forums
  • 1
  • 2
  • 3
  • 4
  • 5
October 11, 2011
Facebook Forums
  • 1
  • 2
  • 3
  • 4
  • 5
January 6, 2014
Ask the Expert
  • 1
  • 2
  • 3
  • 4
  • 5
October 21, 2013
Ask the Expert
January 17, 2012
Webcasts
October 11, 2009
Ask the Expert
  • 1
  • 2
  • 3
  • 4
  • 5
August 1, 2011
Ask the Expert
  • 1
  • 2
  • 3
  • 4
  • 5
August 15, 2011
Ask the Expert
  • 1
  • 2
  • 3
  • 4
  • 5
August 29, 2011
Ask the Expert
  • 1
  • 2
  • 3
  • 4
  • 5
October 10, 2011
Ask the Expert
  • 1
  • 2
  • 3
  • 4
  • 5

Actions

 
 

Popular Discussions

Popular Documents

Rank Username Points
1 17,703
2 9,973
3 8,427
4 8,223
5 8,199
Rank Username Points
455
204
148
82
77