LAN, Switching and Routing

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we are planning to purchase Cisco WS 3850 XS-S 1G/10G SFP+ 24 Port switch at access layer we are having Cisco 2960X 48 Port switch with 4*1G SFP Mo...
2 hours 21 min ago
Hello, I am building a network environment where we have VOIP on VLAN 20 and Data on VLAN 30.  Then I have a router on a stick virtual interface co...
1 day 14 hours ago
what are the lists or types of Cisco core switch configuration files
1 day 22 hours ago
Hi Guys can some one tell me what below logs saying getting fluctuated ou L2tp 3600 router.vcid 112, VC state STANDBYJul 30 12:46:59.793: %XCONNECT...
1 day 23 hours ago
I want to know what options exists in cisco platforms for following scenario  "We are looking to update the infra which currently houses a linux bo...
2 days 1 hour ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6733 569 6 1 0
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discussion Networking PCs??
Last Reply 8 years 10 months ago.
541 0 4 3 JohnHumphrey
discussion low cost Internet loadbalancing solutions?
Last Reply 8 years 10 months ago.
550 0 5 1 jipurser
discussion Will Cisco 857 solve my problem?
Last Reply 8 years 10 months ago.
415 0 5 3 rob.huffman
discussion Recommendation for router to replace Cisco 837
Last Reply 8 years 9 months ago.
495 0 5 2 harry.dass
discussion What does Minfail mean for STATUS of modules in CAT6500 switch
Last Reply 8 years 9 months ago.
2049 0 5 1 jolmo
discussion ICMP Redirects
Last Reply 8 years 9 months ago.
477 0 3 1 m.sir
discussion hsrp or vrrp
Last Reply 8 years 9 months ago.
774 0 0 3 andrew.burns
discussion Utilzation of 3750 Back Plane
Last Reply 8 years 9 months ago.
557 0 0 1 royalblues
discussion ip route cache same interface
Last Reply 8 years 9 months ago.
289 0 0 1 spremkumar
discussion Static ARP on an LD?
Last Reply 8 years 9 months ago.
233 0 5 8 jenkdan73
discussion load balance
Last Reply 8 years 9 months ago.
298 0 0 0 carl_townshend
discussion problem with routing
Last Reply 8 years 9 months ago.
228 0 0 7 Edison Ortiz
discussion SUP2 to SUP720 Upgrade
Last Reply 8 years 9 months ago.
423 0 5 4 kirkster
discussion Another Etherchannel causing STP loops problem
Last Reply 8 years 9 months ago.
635 0 0 10 kirkster
discussion HSRP Preempt problem..~~~
Last Reply 8 years 9 months ago.
253 0 4.5 2 royalblues
discussion vrf lite
Last Reply 8 years 9 months ago.
402 0 0 2 mheusinger
discussion catalyst 65xx and dfc3b cards
Last Reply 8 years 9 months ago.
245 0 0 3 kirkster
discussion spanning tree
Last Reply 8 years 9 months ago.
183 0 4 1 Collin Clark
discussion Would I use NBAR to search on DSCP values, or something else?
Last Reply 8 years 9 months ago.
450 0 0 1 smahbub
discussion help required in module compatibility
Last Reply 8 years 9 months ago.
180 0 5 1 Edison Ortiz
discussion EIGRP - Goodbye Message
Last Reply 8 years 9 months ago.
910 0 0 1 lloyd_andrew
discussion 871w - wired clients get no IP using DHCP
Last Reply 8 years 9 months ago.
585 0 0 5 george@ntdigital.com
discussion Access-list matches
Last Reply 8 years 9 months ago.
586 0 5 1 Edison Ortiz
discussion Southbend
Last Reply 8 years 9 months ago.
229 0 0 2 jward@primetech...
discussion VLAN tagging and prioritization
Last Reply 8 years 9 months ago.
615 0 0 7 Collin Clark
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Add port To Vlan
Last Reply 6 years 1 month ago.
63979
5.0
0 ITA Terms
Module status shows unsupported module when installed in slot 10 of the Catalyst 4510R Switch chassis with Supervisor V
Last Reply 6 years 1 month ago.
1078
0.0
0
MAC Addresses used by the Cisco 3750
Last Reply 6 years 1 month ago.
1538
0.0
0 Oliver Gorwits
SFP
Last Reply 6 years 1 month ago.
3955
0.0
0 ITA Terms
CEF
Last Reply 6 years 1 month ago.
1153
0.0
0 ITA Terms
Error Message received, but is not currently listed in the LAN Switching knowledge base.
Last Reply 6 years 1 month ago.
175
0.0
0 TCC_2
The %SYS-3-PORT_OUT_DISCARD: intermittent port error messages are received in Catalyst 6500 Series Switches that run CatOS software
Last Reply 6 years 1 month ago.
2846
0.0
0 TCC_2
The WS-X6724-SFP module with DFC3A resets with the "%SYS-DFC7-2-MALLOCFAIL" error message in Cisco Catalyst 6500 switches that run Cisco IOS Software
Last Reply 6 years 1 month ago.
361
0.0
0 TCC_2
How to configure a Voice-over-IP (VoIP) network on the Cisco Catalyst 6500 series switches
Last Reply 6 years 1 month ago.
1074
0.0
0 TCC_2
The MSFC reloads and goes into ROMmon mode after the PFC version detected does not match configured version error appears
Last Reply 6 years 1 month ago.
497
0.0
0 TCC_2
A Cisco Catalyst 6500 or 6000 series switch running CatOS logs the SYS-3-SYS_LCPERR3 syslog error message
Last Reply 6 years 1 month ago.
334
0.0
0 TCC_2
A Catalyst 6000 family switch with dual MSFCs displays the %IPC-5-NULL: Registering Control Port Id=0x2210003 message approximately every 30 seconds
Last Reply 6 years 1 month ago.
186
0.0
0 TCC_2
Users receive the "%ONLINE-SP-6-DNLDFAIL" error message in the logs of a Catalyst 6500 series switch
Last Reply 6 years 4 weeks ago.
689
0.0
0 TCC_2
Input errors on the Layer-3 interface of Catalyst 6500 switch running Cisco IOS when connected to the Layer-2 switchport of CatOS switch
Last Reply 6 years 4 weeks ago.
1367
0.0
0 TCC_2
Output scrolls by and does not stop when "show" commands are issued
Last Reply 6 years 4 weeks ago.
11395
5.0
0 TCC_2
Create VLAN In Text Mode
Last Reply 6 years 4 weeks ago.
763
0.0
0 Justin Reeve
Comparison Cisco Catalyst and Cisco IOS Operating Systems
Last Reply 6 years 4 weeks ago.
1656
0.0
0
Cisco Catalyst 4500 E-Series Switches
Last Reply 6 years 4 weeks ago.
2092
0.0
0 Roberto Cruz
Cisco Catalyst 2950T 48 SI Switch
Last Reply 6 years 3 weeks ago.
1449
0.0
0 Ashley Price
How NetFlow works when only one of the two supervisors has a NetFlow Services Card (WS-F4531) in Cisco Catalyst 4500/4000 running Cisco IOS
Last Reply 6 years 1 week ago.
781
0.0
0 TCC_2
Configuring EtherChannel results in ports being errdisabled, and fails to form channels due to spanning tree loops caused by VLAN misconfiguration
Last Reply 6 years 1 week ago.
434
0.0
0 TCC_2
User receives the "%SYS-5-SYS_LCPERR5:Coil Pinnacle Header Checksum" error message on a 6248 or 6348 line card installed in a Catalyst 6000 Series platform due to either a hardware or software issue
Last Reply 6 years 1 week ago.
989
0.0
0 TCC_2
High CPU utilization on a Catalyst 4500 when connected to an IP phone that uses trunk ports
Last Reply 6 years 1 week ago.
616
0.0
0 TCC_2
How to keep a VLAN in an "UP/UP" state with no clients or hosts connected in that VLAN
Last Reply 6 years 1 week ago.
1907
0.0
0 TCC_2
Unable to Telnet to other devices, and the %telnet connections not permitted from this terminal error message is received when an attempt is made to session to other modules
Last Reply 6 years 1 week ago.
9537
5.0
0 TCC_2
Filter Results
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blog MPLS Conference 2010 and Cisco Leadership
Last Reply 4 years 8 months ago.
3112
0.0
0 mmorrow
blog From Internet of Things to Web of Things
Last Reply 4 years 6 months ago.
2548
0.0
0 mmorrow
blog FabricPath: Cisco’s New Technology of Extending Layer 2 Network Without Spanning Tree
Last Reply 4 years 6 months ago.
3225
0.0
0 TS-newsletter
blog Cloud Computing: Update ITU-T Focus Group and OMG-Hosted Telecom Cloud Conference
Last Reply 4 years 5 months ago.
1557
0.0
2 mmorrow
blog The best CCO document link for Peer-Gateway on vPC/Nexus7000
Last Reply 4 years 4 months ago.
4547
5.0
0 kyukim
blog Converting IOS to CatOS in Production Switch
Last Reply 4 years 1 week ago.
2430
3.0
6 Tripat Singh
blog Machine-to-Machine Communications as a Subset of Internet of Things
Last Reply 3 years 11 months ago.
2106
0.0
0 mmorrow
blog Troubleshoot L2 Connectivity Issue : VTP PRUNING
Last Reply 3 years 8 months ago.
7255
5.0
3 rparames
blog Upcoming Webcast: Troubleshooting Tools to Analyze High CPU Utilization Issues on Cisco Catalyst 6500 Series Switches
Last Reply 3 years 6 months ago.
1658
0.0
0 ciscomoderator
blog Troubleshooting L2 issues - ARP Poisoning
Last Reply 3 years 6 months ago.
7270
0.0
4 rparames
blog Moving Beyond the Internet of Things in 2012
Last Reply 3 years 6 months ago.
1711
5.0
0 mmorrow
blog New Cisco 5915 ESR
Last Reply 3 years 2 months ago.
4236
5.0
2 Sonal Singh
blog Important Nexus 7000 NX-OS Software Update
Last Reply 3 years 1 month ago.
4096
5.0
0 ctripoli
blog Leak Map - Eigrp, Some leaks are useful..
Last Reply 3 years 2 weeks ago.
11072
5.0
7 pnagpal
blog Router Crashes
Last Reply 2 years 9 months ago.
5906
5.0
1 ajaju
blog Multicast for the heart Part I: IGMP
Last Reply 2 years 8 months ago.
4373
4.8
1 Aninda Chatterjee
blog Nexus 7000 ACL logging (OAL)
Last Reply 2 years 3 weeks ago.
16580
5.0
7 Robert Taylor
blog Parity Error.
Last Reply 2 years 3 days ago.
2363
4.5
4 InayathUlla Sharieff
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 1 year 11 months ago.
2006
4.7
1 Anand G
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 1 year 7 months ago.
514
0.0
1 Ramu Gajula
blog Switch: How to test a cable status?
Last Reply 1 year 4 months ago.
7046
5.0
3 Anand G
blog Chalk Talk: The Secret to Successful QoS Deployments: A Well-Defined End-to-End QoS Strate
Last Reply 1 year 4 months ago.
289
0.0
0 Julie Burruss
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
Last Reply 1 year 4 months ago.
8210
5.0
9 rucjain
blog Flexlink in Cisco Layer 2 network
Last Reply 1 year 3 months ago.
115
5.0
0 jakula
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
Last Reply 1 year 3 months ago.
756
5.0
2 srereddy
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