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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Bonjour, J'aimerais savoir si il était possible de Stacker deux 2960X, via les ports SFP, entre eux ?  Hello, I would like to know if it possible t...
17 min 54 sec ago
Hi guys , I have this reules applied on WAN router ports :policy-map QoS class RTP  priority percent 5  set dscp ef class VoiceSignaling  bandwidth...
25 min 6 sec ago
Hello, I have a 887VAW with two computers connected. Computer2(10.0.0.103) is running a rshd server on port 514 (shell).When I send data over port...
1 day 1 hour ago
what are the lists or types of Cisco core switch configuration files
3 days 3 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...
3 days 4 hours ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6733 569 6 1 0
Filter Results
Subject Views Votes Rating Replies Last replied by
discussion BGP routing loop
Last Reply 3 min 23 sec ago.
0 0 0 1 Peter Paluch
discussion POE switch or cable length issue
Last Reply 17 min 37 sec ago.
1 0 0 1 Peter Paluch
discussion Stack Two 2960X-PS-L with SFP cable
Last Reply 17 min 54 sec ago.
0 0 0 0 remy.borde
discussion serivce policy rules
Last Reply 25 min 6 sec ago.
0 0 0 0 Bekzod Fakhriddinov
discussion Cisco WS 3850 XS-S 1G/10G SFP+ switch can we use 1G SFP Module
Last Reply 29 min 10 sec ago.
14 0 0 2 patel-devang
discussion How Best to Route Multiple Input Networks out Specific Destination Networks
Last Reply 36 min 55 sec ago.
10 0 0 1 Martin Hruby
discussion Site to site VPN and Internet Sharing
Last Reply 49 min 15 sec ago.
37 0 5 7 amh4y0001
discussion 6880-X-LE fan tray noisy
Last Reply 1 hour 16 sec ago.
6 0 0 1 Martin Hruby
discussion Difference in commands between IOS and IOS-XE devices?
Last Reply 1 hour 11 min ago.
6 0 5 3 Peter Paluch
discussion Cisco 8945 Phone PC Port not working
Last Reply 1 hour 15 min ago.
17 1 0 1 jmills007
discussion Unknown protocol drops between Router 3925 and routed port (6504)
Last Reply 1 hour 22 min ago.
13 0 0 2 vrnetzealas
discussion How can I block ssh access to an SVI?
Last Reply 1 hour 31 min ago.
37 0 5 4 rweir0001
discussion Moving buildings and need advice on best practices.
Last Reply 1 hour 43 min ago.
30 0 0 2 velezm111
discussion Duplicate IP's
Last Reply 1 hour 50 min ago.
73 0 0 8 samonish@hickor...
discussion ip dhcp snooping client can't get ip dhcp
Last Reply 1 hour 50 min ago.
43 0 0 7 Bekzod Fakhriddinov
discussion Bug port-security Catalyst 2960S after upgrade to release 15.0(2)SE8
Last Reply 3 hours 9 min ago.
3 0 0 2 gilou_1973
discussion 10061 Connection with gateway refused.
Last Reply 3 hours 20 min ago.
9 0 0 0 digbym650
discussion port channel load balance cisco 3560 Switch
Last Reply 5 hours 9 min ago.
0 0 0 1 Traian Bratescu
discussion High CPU in Catalyst 3850 (03.02.03.SE)
Last Reply 6 hours 49 min ago.
19 0 0 4 emfusion1
discussion C3020 blade switch doesn't accepting dot1q on trunk link?
Last Reply 8 hours 41 min ago.
39 0 5 6 northwindsy
discussion Layer 3 Port-channel between Cisco 6500 and Nexus 7k
Last Reply 9 hours 3 min ago.
9 0 0 1 InayathUlla Sharieff
discussion FRU Power Supply is not responding
Last Reply 12 hours 53 min ago.
13 0 0 3 InayathUlla Sharieff
discussion Small office setup - T1 connection, 1 switch, & 1 router and DHCP server config info
Last Reply 13 hours 35 min ago.
20 0 0 5 Reza Sharifi
discussion Interview Questions. Please answer me ?
Last Reply 14 hours 7 sec ago.
30 0 0 3 InayathUlla Sharieff
discussion Host-Vlan Reachability
Last Reply 20 hours 17 min ago.
38 0 5 5 Traian Bratescu
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 4 days 16 hours ago.
13472
5.0
4 Sivagami Narayanan
Running 40 routers with IOU in 4GB RAM
Last Reply 5 days 13 hours ago.
19
0.0
0 Sudeb Das
"Etherchannel Loadbalancing on Catalyst Switches"
Last Reply 1 week 6 days ago.
20902
5.0
3 Souvik Ghosh
SSH version 2 no IOS cat4000-i5s-mz.122-25.EWA14.bin
Last Reply 2 weeks 3 days ago.
20
0.0
1 Sergio Alvares
Cisco Nexus 7000 / 7700 Line Cards
Last Reply 2 weeks 3 days ago.
54
0.0
0 Shaun Hummel
Egress QOS
Last Reply 4 weeks 2 hours ago.
52970
5.0
13 somgupta
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
Last Reply 1 month 4 days ago.
50296
4.7
51
Cisco 891 fresh configuration/management without console cable
Last Reply 1 month 2 weeks ago.
25
0.0
0 totardo.tobing11
3850x VLAN Switch Port Active but no MAC or IP Address
Last Reply 1 month 2 weeks ago.
126
0.0
2 TOM FRANCHINA
How to define the VLANs allowed on a trunk link
Last Reply 1 month 2 weeks ago.
39
0.0
0 KHALEELUR RAHMAN.A
unable to ping pc from (vlan-A) to pc on (vlan-B)
Last Reply 1 month 3 weeks ago.
35
0.0
0 minestraschaos1
The VLAN goes to the administratively down state if two or more VLANs are configured
Last Reply 2 months 1 day ago.
25880
3.7
4 TCC_2
Importance of BPDU Guard and BPDU Filter !!
Last Reply 2 months 1 day ago.
96602
4.7
12 ganeshh.iyer
The "%SPANTREE-SP-2-RECV_BAD_TLV:" error Cat 6500 Cisco IOS system software
Last Reply 2 months 5 days ago.
4127
0.0
0 TCC_2
3850 Boot Mode
Last Reply 2 months 6 days ago.
1627
0.0
1 Collin Clark
LICENSING on 2900/3500/3700
Last Reply 2 months 1 week ago.
18757
0.0
3 ranraju
Router Cisco 2921 auto reboot
Last Reply 2 months 2 weeks ago.
81
0.0
4 npsangvt1
ICANN: Name Collision Occurrence Management Framework. Special IP Address127.0.53.53
Last Reply 2 months 2 weeks ago.
51
0.0
0 josecesp
Spanning Tree Loop Troubleshooting and Safeguards
Last Reply 2 months 2 weeks ago.
48126
5.0
2 James D Hensley
Understanding Ethernet Virtual Circuits (EVC)
Last Reply 2 months 3 weeks ago.
292827
5.0
37
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.
8170
0.0
1 TCC_2
Password Recovery on Cisco Catalyst 3850
Last Reply 3 months 22 hours ago.
3818
0.0
3 Collin Clark
Configuring a router Eth int or SVI to be a DHCP client
Last Reply 3 months 1 day ago.
4548
4.0
0 TCC_2
The card in a fixed hardware configuration Cat chassis functions improperly, not online
Last Reply 3 months 1 day ago.
635
0.0
0 TCC_2
How to configure a Flex Link for link-level redundancy in Cat switches that run IOS
Last Reply 3 months 1 day ago.
11468
0.0
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
5.0
1 Shashank Singh
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 6 months 17 hours ago.
19842
4.6
12 jakula
blog License Activation on 4500
Last Reply 9 months 2 weeks ago.
331
0.0
1 sheraz butt
blog Nexus 7000 and IOS OSPF Loop Prevention and Interoperability
Last Reply 9 months 2 weeks ago.
7306
5.0
7 Robert Taylor
blog How to build the topology of an OSPF area
Last Reply 1 year 1 week ago.
2444
5.0
5 Aninda Chatterjee
blog Booting Cisco Router from a TFTP server
Last Reply 1 year 1 week ago.
18029
5.0
3 ajaju
blog Loading an IOS on a switch via Xmodem
Last Reply 1 year 1 month ago.
47035
5.0
7 Aninda Chatterjee
blog Configuring a frame-relay switch
Last Reply 1 year 2 months ago.
6466
5.0
7 Aninda Chatterjee
blog Upcoming Ask the Expert Event Featuring Ahmad Manzoor - Senior Pre-Sales Engineer at AGCN
Last Reply 1 year 2 months ago.
394
5.0
0 Francine Richards
blog Upcoming Ask the Expert Event with Cisco Designated VIP Marwan Al-shawi May 12-23
Last Reply 1 year 2 months ago.
9
0.0
0 Francine Richards
blog Cisco WCCP with Bluecoat (Multicast mode)
Last Reply 1 year 2 months ago.
119
0.0
0 vishal_2007
blog OSPF over IPsec Tunnel stucks in INIT state
Last Reply 1 year 3 months ago.
377
5.0
0 hsticher
blog Pre-build SPT feature on Nexus - Benefits & Caveats
Last Reply 1 year 3 months ago.
1407
5.0
0 srereddy
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
blog Flexlink in Cisco Layer 2 network
Last Reply 1 year 3 months ago.
115
5.0
0 jakula
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
Last Reply 1 year 4 months ago.
8210
5.0
9 rucjain
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 Switch: How to test a cable status?
Last Reply 1 year 4 months ago.
7046
5.0
3 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 About "TestErrorCounterMonitor" in 6500/7600
Last Reply 1 year 11 months ago.
2006
4.7
1 Anand G
blog Parity Error.
Last Reply 2 years 3 days ago.
2363
4.5
4 InayathUlla Sharieff
blog Nexus 7000 ACL logging (OAL)
Last Reply 2 years 3 weeks ago.
16580
5.0
7 Robert Taylor
blog Multicast for the heart Part I: IGMP
Last Reply 2 years 8 months ago.
4373
4.8
1 Aninda Chatterjee
blog Router Crashes
Last Reply 2 years 9 months ago.
5906
5.0
1 ajaju
blog Leak Map - Eigrp, Some leaks are useful..
Last Reply 3 years 2 weeks ago.
11072
5.0
7 pnagpal
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