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, 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 8 hours ago
what are the lists or types of Cisco core switch configuration files
1 day 17 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 17 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...
1 day 19 hours ago
Does anyone know if the 2960x-48LPS switch has the POE for each switch port split by running odd and even ports on different power modules?
2 days 13 hours 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 Interview Questions. Please answer me ?
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0 0 0 2 zakfleming1
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55 0 0 10 ROGER FERNANDO ...
discussion Open local port.
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11 0 0 1 digbym650
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22 0 0 5 Brian McNair
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39 0 0 6 Rolf Fischer
discussion IOS and Flash Dir get deleted while configuring new switch 3750V2-48TS in a stack
Last Reply 21 hours 27 min ago.
9 0 0 1 Leo Laohoo
discussion High CPU in Catalyst 3850 (03.02.03.SE)
Last Reply 23 hours 8 min ago.
15 0 0 2 Hitesh Vinzoda
discussion Block Multicast Traffic
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10 0 0 1 Hitesh Vinzoda
discussion Cisco 3750 and next-hop verify-availability
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discussion Unknown protocol drops between Router 3925 and routed port (6504)
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11 0 0 1 Richard Burts
discussion Duplicate IP's
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66 0 0 7 kevin.szatkowski
discussion Setup an inbound ACL when NAT is used?
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50 0 5 8 crazyman143
discussion Moving buildings and need advice on best practices.
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27 0 0 1 Reza Sharifi
discussion Routing issue eludes me
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33 0 0 5 Martin Carr
discussion Need Expert Advice on an IP address design for a client
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discussion Need to Configure VSS on Cisco 4503E series Switch
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discussion Setting up Multicast on same VLAN
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58 0 0 9 steve-fuller
discussion VPC keep alive nexus 7k
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Filter Results
Subject Views Rating Comments Author
Error Message:%ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface <interface> Power Controller reports power Imax error detected
Last Reply 12 hours 34 min ago.
13430
5.0
4 Sivagami Narayanan
Running 40 routers with IOU in 4GB RAM
Last Reply 1 day 9 hours ago.
0
0.0
0 Sudeb Das
"Etherchannel Loadbalancing on Catalyst Switches"
Last Reply 1 week 2 days ago.
20802
5.0
3 Souvik Ghosh
SSH version 2 no IOS cat4000-i5s-mz.122-25.EWA14.bin
Last Reply 1 week 6 days ago.
17
0.0
1 Sergio Alvares
Cisco Nexus 7000 / 7700 Line Cards
Last Reply 1 week 6 days ago.
42
0.0
0 Shaun Hummel
Egress QOS
Last Reply 3 weeks 2 days ago.
52875
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13 somgupta
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
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50296
4.7
51 ashirkar
Cisco 891 fresh configuration/management without console cable
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24
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0 totardo.tobing11
3850x VLAN Switch Port Active but no MAC or IP Address
Last Reply 1 month 1 week ago.
121
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2 TOM FRANCHINA
How to define the VLANs allowed on a trunk link
Last Reply 1 month 1 week ago.
38
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0 KHALEELUR RAHMAN.A
unable to ping pc from (vlan-A) to pc on (vlan-B)
Last Reply 1 month 3 weeks ago.
32
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0 minestraschaos1
The VLAN goes to the administratively down state if two or more VLANs are configured
Last Reply 1 month 3 weeks ago.
25751
3.7
4 TCC_2
Importance of BPDU Guard and BPDU Filter !!
Last Reply 1 month 3 weeks ago.
95662
4.7
12 ganeshh.iyer
The "%SPANTREE-SP-2-RECV_BAD_TLV:" error Cat 6500 Cisco IOS system software
Last Reply 2 months 20 hours ago.
4114
0.0
0 TCC_2
3850 Boot Mode
Last Reply 2 months 2 days ago.
1592
0.0
1 Collin Clark
LICENSING on 2900/3500/3700
Last Reply 2 months 4 days ago.
18693
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3 ranraju
Router Cisco 2921 auto reboot
Last Reply 2 months 1 week ago.
79
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4 npsangvt1
ICANN: Name Collision Occurrence Management Framework. Special IP Address127.0.53.53
Last Reply 2 months 2 weeks ago.
49
0.0
0 josecesp
Spanning Tree Loop Troubleshooting and Safeguards
Last Reply 2 months 2 weeks ago.
47736
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2 James D Hensley
Understanding Ethernet Virtual Circuits (EVC)
Last Reply 2 months 2 weeks ago.
292569
5.0
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The "%C4K_SWITCHMANAGER-4-S2WERRORREPORT" error message appears in the logs of a Cisco Catalyst 4500 Switch, and affects the functionality of PoE line cards
Last Reply 2 months 3 weeks ago.
8160
0.0
1 TCC_2
Password Recovery on Cisco Catalyst 3850
Last Reply 2 months 3 weeks ago.
3628
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3 Collin Clark
Configuring a router Eth int or SVI to be a DHCP client
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4533
4.0
0 TCC_2
The card in a fixed hardware configuration Cat chassis functions improperly, not online
Last Reply 2 months 3 weeks ago.
634
0.0
0 TCC_2
How to configure a Flex Link for link-level redundancy in Cat switches that run IOS
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11462
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0 TCC_2
Filter Results
Subject Views Rating Comments Author
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 3 weeks 4 days ago.
25748
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1 Shashank Singh
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7 Robert Taylor
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2444
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18029
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3 ajaju
blog Loading an IOS on a switch via Xmodem
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47035
5.0
7 Aninda Chatterjee
blog Configuring a frame-relay switch
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6466
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7 Aninda Chatterjee
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0 Francine Richards
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blog Parity Error.
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