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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Hi All,      i have 2 issue with my Nexus 3548    1-  when i insert  GLC-SX-MMD into Nexus 3548P-10G port i got SFP vendor not supported if i check...
1 hour 30 min ago
Hi All,We are getting the below error on our Cisco 3560 Switch and the device is running on the image ":c3560-ipservicesk9-mz.122-55.SE4.bin".01079...
2 hours 35 min ago
Hi~ Anyone can help in providing a solution for getting P/N and S/N from all switches? All branches in our company are connected with MPLS network,...
4 hours 29 min ago
Hello I am investigating the difference of the IEEE802.1x Auth between Routers and Switches.Basically dot1x auth is availlable on Catalyst Switches...
5 hours 30 min ago
I am experiencing the following issue: SF500 switch is configured at the office and installed at remote location.   I check the clock setting (with...
by joopv
21 hours 4 min ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6739 569 6 1 0
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Subject Views Votes Rating Replies Last replied by
discussion Catalyst 4500x-32
Last Reply 6 min 34 sec ago.
11 0 0.0 4 Joseph W. Doherty
discussion 3750 vs 3750v2
Last Reply 9 min 14 sec ago.
0 0 0.0 2 Joseph W. Doherty
discussion Stacking switches between C3750 and C3750X
Last Reply 13 min 14 sec ago.
2 0 0.0 1 Joseph W. Doherty
discussion Ip helper-address
Last Reply 29 min 47 sec ago.
54 0 5 13 Andre Neethling
discussion Strange UDLD Issue
Last Reply 1 hour 20 min ago.
22 0 0.0 6 cehill
discussion ping v4 echo replies are split into 3 fragments?
Last Reply 1 hour 29 min ago.
0 0 0.0 1 Peter Paluch
discussion SFP vendor not supported
Last Reply 1 hour 30 min ago.
0 0 0.0 0 Mahmoud El-sharif
discussion %PLATFORM_ENV-1-PWR_RPS: Redundant power supply faulty or in standby mode
Last Reply 2 hours 35 min ago.
0 0 0.0 0 Senthil Rajendra
discussion DHCP Snooping Issue
Last Reply 1 hour 53 min ago.
18 0 5 6 fisi1232000
discussion OSPF configuration
Last Reply 2 hours 33 min ago.
28 0 0.0 5 paul driver
discussion problem connexion ssh 2960 plus 48 PST-L in ssh
Last Reply 2 hours 53 min ago.
14 0 0.0 3 admin.rsa
discussion High convergence time rstp
Last Reply 3 hours 32 min ago.
58 0 0.0 13 nicoles29879
discussion Get P/N and S/N from All Switches in Company's Internal Network
Last Reply 4 hours 29 min ago.
0 0 0.0 0 Lion Zhang
discussion BGP4 Session Goes Down receiving FULL Routers from providers
Last Reply 4 hours 29 min ago.
1948 0 0.0 17 xavertooth
discussion The difference of the IEEE802.1x Auth between Cisco Routers and Catalyst switches
Last Reply 5 hours 30 min ago.
0 0 0.0 0 mhiyoshi
discussion Can't connect to Switch
Last Reply 5 hours 26 min ago.
23 0 0.0 2 noelsimons
discussion NTP Design Questions
Last Reply 5 hours 59 min ago.
33 0 0.0 6 joe@affirmedsys...
discussion N5K : a way to log CLI commands issued by users ?
Last Reply 9 hours 59 min ago.
4 0 0.0 1 Reza Sharifi
discussion Cisco 4507R+E with SUP6L-E
Last Reply 10 hours 15 min ago.
1 0 0.0 1 Reza Sharifi
discussion DHCP Pool error
Last Reply 11 hours 48 min ago.
116 0 0.0 11 eash
discussion I want to perform BASIC QoS on a few ip access-lists, is this enough?
Last Reply 13 hours 53 min ago.
22 0 0.0 3 Peter Paluch
discussion local policy route-map for policy route
Last Reply 15 hours 24 min ago.
75 0 5 18 Jon Marshall
discussion 2960X - show ip route - shows unknown routes
Last Reply 17 hours 9 min ago.
16 0 0.0 3 cehill
discussion 4506 with PWR-C45-4200ACV and WS-X4248-RJ45V POE Mod
Last Reply 17 hours 24 min ago.
23 0 0.0 3 nap.deguzman
discussion sntp configuration in SF500 seems not working
Last Reply 21 hours 4 min ago.
9 0 0.0 0 joopv
Filter Results
Subject Views Rating Comments Author
EEM Script for collecting data during Intermittent High CPU issue
Last Reply 2 years 5 months ago.
6775
0.0
3 pnagpal
Troubleshooting Nexus 7000 - Useful commands
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3637
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3 pnagpal
Cheat-sheet for Catalyst 6500 with Sup 720
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6982
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Routing Protocol Selection Guide - IGRP, EIGRP, OSPF, IS-IS, BGP
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92763
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1 Shaun Hummel
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53611
4.5
5 Thamaraiselvam Santhanam
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39899
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12 SunilKhanna
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392
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Virtual switching system (VSS) Configuration For Cisco 4500 series switches
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96044
4.7
47 ashirkar
example of Embedded Event Manager (EEM) on my 881W - to shut down a interface at 1am
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190
4.0
2 dshornstein
OSPF and IS-IS Differences
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3825
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1 inderdeeps
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18306
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2 pnagpal
The "%SW_DAI-4-DHCP_SNOOPING_DENY:" error message is received when configuring the dynamic ARP inspection in switches that run Cisco IOS Software
Last Reply 1 month 3 days ago.
21818
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4 TCC_2
Troubleshooting tips for 3750X Stack power feature
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13073
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5 pnagpal
ITD: Load Balancing, Traffic Steering & Clustering using Cisco switches
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55
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0 expertadvisor20151
Configuring Microsoft NLB on Nexus 7000
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5108
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2 mrabbi
OSPF Design Best Practices
Last Reply 1 month 1 week ago.
34790
0.0
2 pnagpal
Importance of BPDU Guard and BPDU Filter !!
Last Reply 1 month 1 week ago.
78749
4.7
11 ganeshh.iyer
The VLAN goes to the administratively down state if two or more VLANs are configured
Last Reply 1 month 1 week ago.
27217
3.7
3 TCC_2
Nexus - vPC Recommendations
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17409
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2 pnagpal
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12444
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6 Aleksandar Vidakovic
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3401
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4 Furose Khan Mohammed Ali
Filter Results
Subject Views Rating Comments Author
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 1 month 5 days ago.
21428
4.6
12 jakula
blog License Activation on 4500
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146
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6996
5.0
7 Robert Taylor
blog How to build the topology of an OSPF area
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2105
5.0
5 aninchat
blog Booting Cisco Router from a TFTP server
Last Reply 7 months 2 weeks ago.
14475
5.0
3 ajaju
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Last Reply 8 months 5 days ago.
36684
5.0
7 aninchat
blog Configuring a frame-relay switch
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5784
5.0
7 aninchat
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0 Francine Richards
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121
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0 Francine Richards
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96
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296
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1002
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709
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blog Flexlink in Cisco Layer 2 network
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77
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blog Output drops due to QoS on 2960/3560/3750 switches
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20607
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0 shashasi
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
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7888
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9 rucjain
blog Chalk Talk: The Secret to Successful QoS Deployments: A Well-Defined End-to-End QoS Strate
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270
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0 Julie Burruss
blog Switch: How to test a cable status?
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4644
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3 Anand G
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 1 year 2 months ago.
1393
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1 ramugaju
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 1 year 6 months ago.
1751
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1 Anand G
blog Parity Error.
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2255
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