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 am facing one issue that , I can't backup my configuration backup from (C3560-IPBASE-M) to FTP server. Below is the error and configura...
57 min ago
Hi All,  I am facing one issue that , I can't backup my configuration backup from (C3560-IPBASE-M) to FTP server. Below is the error and configura...
57 min 8 sec ago
I have been given some Cisco ACE 4710's to look after recently as part of an old contract for a customer.  I have had to replace one of the units r...
4 hours 57 min ago
Hello,I am exploring options to assign access ports membership based on outer and inner tag. I am trying to achieve an architecture where the [oute...
6 hours 27 min ago
Hi all, I'm having a strange issue when it comes to the auto smartport feature. Whenever I connect an AP I want to reconfigure the port via the lo...
by Chris
7 hours 50 min ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6724 569 6 1 0
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Subject Views Votes Rating Repliessort ascending Last replied by
discussion how do you connect a cisco router to the internet through a cable modem/ router gateway
Last Reply 2 years 11 months ago.
17667 1 5 147 Joe Cuonze
discussion STP
Last Reply 1 month 4 days ago.
529 0 0 118 jain.manish94
discussion Ask the Expert: QoS on Catalyst Switches.
Last Reply 3 months 3 weeks ago.
15029 1 4.875 118 mustafatawfeek11
discussion Dynamic routing issue
Last Reply 2 years 4 months ago.
1235 0 3.90625 106 Bruno Silva
discussion CISCO 6509 VLANS
Last Reply 6 years 8 months ago.
1378 0 5 96 [email protected]
discussion Unable to ping until arp cache cleared
Last Reply 2 years 2 months ago.
7909 0 0 94 Samir Shaikh
discussion Lost
Last Reply 8 years 4 months ago.
300 0 5 84 Richard Burts
discussion Ask the Expert: Access LAN Switches (Cisco Catalyst 4500E, 3750-X, 3560-X, and 2960)
Last Reply 1 year 11 months ago.
22457 0 4.75 81 nkarpysh
discussion ASA 5505 Interface Communication
Last Reply 5 years 11 months ago.
5904 0 5 76 Federico Coto F...
discussion Ask the Experts :LAN Switching
Last Reply 1 year 7 months ago.
12953 0 3.75 75 Zizhen Gao
discussion Ask The Expert:QoS on Catalyst Switches
Last Reply 11 months 4 weeks ago.
30004 0 4.66667 73 Joseph W. Doherty
discussion Usage of Route Maps for Next Hop
Last Reply 3 years 6 months ago.
3086 0 5 70 Florin Barhala
discussion 12.2(58)SE2 on a 2960 cause memory leaks
Last Reply 11 months 3 weeks ago.
27139 1 4.64286 70 Alfredo Bosca B...
discussion Experincing issues with 2960X switch
Last Reply 4 months 11 hours ago.
38883 17 5.16667 69 sayeeaccel
discussion ASK THE EXPERT- CATALYST 6500 SERIES SWITCHES
Last Reply 1 year 1 month ago.
1339 1 5 68 nehs
discussion Nexus 5548UP connectivity with Cisco router 2811.
Last Reply 3 years 7 months ago.
4356 0 5 67 Jerry Ye
discussion Ask the Expert: LAN Switching
Last Reply 4 years 1 month ago.
8737 0 4.83333 67 Matthew Blanshard
discussion 1841 - I can ping and tracert but not browse
Last Reply 5 months 2 weeks ago.
219 0 5 64 Jon Marshall
discussion Ask the Expert: Troubleshooting High CPU in Catalyst Switches
Last Reply 2 months 3 weeks ago.
1866 4 5 63 Abhishek Soni
discussion Segment from PIX to segment on ASA
Last Reply 2 years 5 months ago.
448 0 5 63 Tyler Woods
discussion Dynamic Route Failover
Last Reply 8 years 6 days ago.
439 0 4 60 Istvan_Rabai
discussion Communication between two networks...
Last Reply 8 years 11 months ago.
341 0 0 60 stemaxsin
discussion multiple vlan from multiple ports connecting to router through a single interface
Last Reply 7 months 2 weeks ago.
309 0 0 55 Richard Burts
discussion Can't ping vlans from Cisco 4500 as vtp client
Last Reply 2 years 8 months ago.
2367 0 0 53 Partha Dasgupta
discussion SGE2000 Management IP
Last Reply 5 years 2 months ago.
3989 0 0 52 king.c.david
Filter Results
Subject Views Rating Commentssort ascending Author
How to use Time-Domain Reflectometer (TDR)
Last Reply 1 month 3 weeks ago.
99971
5.0
92 Leo Laohoo
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
Last Reply 3 months 3 weeks ago.
50296
4.7
60 ashirkar
Understanding Ethernet Virtual Circuits (EVC)
Last Reply 1 day 6 hours ago.
315060
5.0
46 plumbis
Espacio Cliente
Last Reply 6 years 5 months ago.
1895
0.0
26 FLKRISTIAN
3850: Understanding interface configuration on NM modules
Last Reply 4 weeks 14 hours ago.
40120
5.0
16 Richard Primm
Single-sided vs double-sided vpc
Last Reply 1 year 2 months ago.
12148
3.7
15 pnagpal
What is the difference between an IP base image and an IP services image
Last Reply 4 weeks 3 hours ago.
214153
5.0
14 tahirshabbir
Understanding MSFC, PFC and DFC roles in Catalyst 6500 Series Switch
Last Reply 3 months 1 day ago.
60776
5.0
14 SunilKhanna
Egress QOS
Last Reply 8 months 1 week ago.
60608
5.0
14 somgupta
Importance of BPDU Guard and BPDU Filter !!
Last Reply 11 months 1 week ago.
140183
4.7
12 Ganesh Hariharan
Common QOS configurations for a WAN link using MQC
Last Reply 3 years 5 months ago.
33123
5.0
11 Marwan ALshawi
3850 switch - IOS XE upgrade Detailed (standalone)
Last Reply 3 weeks 1 day ago.
15248
5.0
10 Furose Khan Mohammed Ali
X2-10GB-LRM vs X2-10GB-SR compatability
Last Reply 1 year 1 month ago.
2751
0.0
9 yogesh rajguru
Understanding SPAN,RSPAN,and ERSPAN
Last Reply 2 months 3 days ago.
69873
4.8
8 ashirkar
loopback question [Solved]
Last Reply 5 years 10 months ago.
1894
0.0
8 p.maillot
Tips to design and troubleshoot your LAN
Last Reply 1 year 11 months ago.
1104
0.0
7 Maher Abdelshkour
Help:C4900M WS-X4908-10G-RJ45 interface shutdown/no shutdown need to how long to wait?
Last Reply 2 years 2 months ago.
99
0.0
7 qin gen
CAM (Content Addressable Memory) VS TCAM (Ternary Content Addressable Memory)
Last Reply 8 months 2 weeks ago.
69531
4.6
7 Thamaraiselvam Santhanam
software, hardware and Licensing requirement for 4500 VSS
Last Reply 1 year 5 months ago.
1602
5.0
6 Furose Khan Mohammed Ali
Known Issues on Cisco 7600 Router ES+ Line Cards
Last Reply 1 year 4 months ago.
20432
4.7
6 Aleksandar Vidakovic
Route to Host Stuck on Switch
Last Reply 1 week 4 days ago.
3403
5.0
5 Adrian Martinez
Nexus - vPC Recommendations
Last Reply 3 weeks 1 day ago.
28405
5.0
5 pnagpal
LICENSING on 2900/3500/3700
Last Reply 4 weeks 1 day ago.
23209
0.0
5 ranraju
Error Message:%ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface <interface> Power Controller reports power Imax error detected
Last Reply 3 months 3 weeks ago.
16806
5.0
5 Sivagami Narayanan
Upgrade software on a Cisco 3850 switch
Last Reply 8 months 2 days ago.
36698
0.0
5 Richard Primm
Filter Results
Subject Views Rating Comments Author
blog SWITCH configuration
Last Reply 2 days 22 hours ago.
4
0.0
0 julius78_baclaan1
blog IPv6 for future CCNAs (+) – Final Part.
Last Reply 1 week 2 days ago.
115
0.0
0 Gerald C. Paciello
blog Catalyst 3850 and 4500 compatibility with power supply Phase-phase in IT mode
Last Reply 1 week 3 days ago.
6
0.0
0
blog Catalyst 3850 and 4500 compatibility with power supply Phase-phase in IT mode
Last Reply 1 week 3 days ago.
4
0.0
0
blog Loading an IOS on a switch via Xmodem
Last Reply 1 week 6 days ago.
76723
5.0
18 Aninda Chatterjee
blog How would a multicast be delivered with incongruent IP/MAC addressing?
Last Reply 2 weeks 2 days ago.
201
5.0
4 Peter Paluch
blog IPv6 for future CCNAs – Part II
Last Reply 2 weeks 2 days ago.
201
5.0
0 Gerald C. Paciello
blog IPv6 for future CCNAs – Part I
Last Reply 2 weeks 4 days ago.
333
4.0
1 Gerald C. Paciello
blog Spanning Tree Protocol, from a feature CCNA´s Perspective, by Gerald C. Paciello
Last Reply 1 month 5 days ago.
856
5.0
0 Gerald C. Paciello
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 5 months 19 hours ago.
27946
4.7
13 Akula Jyoti Lakshmi
blog Collector Security
Last Reply 5 months 3 weeks ago.
27
0.0
0 marobbs
blog Who Should Attend The Kickoff Meeting?
Last Reply 6 months 4 days ago.
51
0.0
0 marobbs
blog Network Optimization: The 90-Day Plan
Last Reply 6 months 1 week ago.
70
0.0
0 marobbs
blog Prepare for the Collector
Last Reply 6 months 3 weeks ago.
57
0.0
0 marobbs
blog Expert Insights: Network Optimization
Last Reply 6 months 4 weeks ago.
61
0.0
0 marobbs
blog Network Compliance Analysis
Last Reply 6 months 4 weeks ago.
51
0.0
0 marobbs
blog Three Tips for a Successful Review Period
Last Reply 6 months 4 weeks ago.
50
0.0
0 marobbs
blog Nexus 7000 ACL logging (OAL)
Last Reply 7 months 3 days ago.
19641
5.0
8 Robert Taylor
blog Active /Active Internet Load balancing with High availability ( AS Prepend Path)
Last Reply 7 months 1 week ago.
254
5.0
0 Ganesh Hariharan
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 10 months 1 week ago.
29830
5.0
1 Shashank Singh
blog License Activation on 4500
Last Reply 1 year 6 months ago.
1083
0.0
1 sheraz butt
blog Nexus 7000 and IOS OSPF Loop Prevention and Interoperability
Last Reply 1 year 6 months ago.
7927
5.0
7 Robert Taylor
blog How to build the topology of an OSPF area
Last Reply 1 year 9 months ago.
3324
5.0
5 Aninda Chatterjee
blog Booting Cisco Router from a TFTP server
Last Reply 1 year 9 months ago.
24455
5.0
3 ajaju
blog Configuring a frame-relay switch
Last Reply 1 year 11 months ago.
8666
5.0
7 Aninda Chatterjee
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