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 group,My question is is there a way to modify BGP AD based on something else than ACL !?  I would like to change BGP AD based on a specific c...
55 min 9 sec ago
Estou precisando cotar um switch cisco com as seguintes características, porém não sei o modelo. Poderiam me ajudar? Requisitos do SwitchInterface:...
4 hours 1 min ago
Hi,I have a small LAN consisting of1 x Cisco ASA 5505,2 x SG200-50p and 1 X SF200-24P,to this I have connected 15 x AP-75221 wireless access points...
9 hours 2 min ago
Hi guys, I have a router     (LAN) ---------- (R1) ------------(WAN)The interface facing LAN has gotip address 10.25.3.1 255.255.0.0 ip wccp 80 red...
19 hours 11 min ago
Hello Experts, I want to know that meaning about "Secure, NTFY" fields on result of "show mac address-table". Please let me know about what is mean...
19 hours 16 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 Can I use a GRE tunnel to solve my problem?
Last Reply 3 min 39 sec ago.
0 0 0.0 5 Joseph W. Doherty
discussion QoS on Catalyst Switch
Last Reply 3 min 51 sec ago.
18 0 0.0 3 Vasilii Mikhail...
discussion Cisco Voice VLAN and disable data vlan.
Last Reply 12 min 25 sec ago.
0 0 0.0 1 rhightow
discussion Cannot get LAN access to Internet via Cisco 1921 Router
Last Reply 12 min 6 sec ago.
0 0 0.0 5 Jon Marshall
discussion DMVPN backup to dark fiber
Last Reply 40 min 38 sec ago.
71 0 0.0 11 casingnj2
discussion voice qos
Last Reply 41 min 1 sec ago.
13 0 0.0 2 Anukalp S
discussion CISCO Nexus 5000 CISCO IOS 3012
Last Reply 46 min 54 sec ago.
2 0 0.0 1 Reza Sharifi
discussion VRF Links on Core Switch
Last Reply 53 min 3 sec ago.
0 0 0.0 1 Reza Sharifi
discussion Change BGP AD...but not based on ACL !
Last Reply 55 min 9 sec ago.
0 0 0.0 0 Karl Tremblay
discussion Connecting to devices at the same time with same default IP address
Last Reply 59 min 34 sec ago.
0 0 0.0 1 Jon Marshall
discussion IP addressing question
Last Reply 1 hour 25 min ago.
0 0 0.0 1 Jon Marshall
discussion Installing c3kx-nm-10gt module in Catalyst 3560-X-24T-L
Last Reply 1 hour 44 min ago.
0 0 0.0 3 Joseph W. Doherty
discussion SG500 and SG300 Support for non Cisco IP Phones
Last Reply 1 hour 48 min ago.
19 0 0.0 3 bsiapco
discussion split switch for dmz
Last Reply 3 hours 3 min ago.
68 0 0.0 6 n14nguyen@ucsd.edu
discussion 2960 Switches IOS 15.0(2) SE5: no telnet http ssh ...
Last Reply 3 hours 5 min ago.
0 0 0.0 10 Supporto Sistem...
discussion Switch Recommendation Request
Last Reply 3 hours 16 min ago.
0 0 0.0 2 Joseph W. Doherty
discussion DHCP doesn't assign IP's to client
Last Reply 3 hours 47 min ago.
10 0 0.0 2 Cisco Freak
discussion Dimensionamento de switch
Last Reply 4 hours 1 min ago.
0 0 0.0 0 leandro_carvalho
discussion Spanning-Tree MST
Last Reply 4 hours 6 min ago.
0 0 0.0 2 jayhoggard
discussion Cisco ISR G2 EHWIC Shaping is available ? (SDWRR)
Last Reply 4 hours 22 min ago.
7 0 0.0 1 Vasilii Mikhail...
discussion NAT - internal PC cannot access to internal web server by using WAN (Public) IP
Last Reply 4 hours 30 min ago.
9 0 0.0 1 Vasilii Mikhail...
discussion Replace master switch in stack
Last Reply 4 hours 37 min ago.
20 0 4 4 jatinder sharma
discussion vlan interface will not respond to ping
Last Reply 5 hours 8 min ago.
47 0 0.0 14 jatinder sharma
discussion Macro Help for access point
Last Reply 5 hours 53 min ago.
9 0 0.0 4 avedis set
discussion vPC on Cisco Nexus 3548 -- "Error: vPC feature is not supported"
Last Reply 6 hours 7 min ago.
4340 0 0.0 14 Marko Pribanic
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Subject Views Rating Comments Author
Single-sided vs double-sided vpc
Last Reply 10 min 6 sec ago.
8556
3.7
15 pnagpal
EEM Script for collecting data during Intermittent High CPU issue
Last Reply 2 years 5 months ago.
6782
0.0
3 pnagpal
Troubleshooting Nexus 7000 - Useful commands
Last Reply 3 years 2 months ago.
3640
0.0
3 pnagpal
Cheat-sheet for Catalyst 6500 with Sup 720
Last Reply 3 years 4 months ago.
6983
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2 pnagpal
Deep dive into EIGRP Summarization
Last Reply 3 years 7 months ago.
15
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0 pnagpal
Routing Protocol Selection Guide - IGRP, EIGRP, OSPF, IS-IS, BGP
Last Reply 1 year 4 weeks ago.
93133
4.0
1 Shaun Hummel
CAM (Content Addressable Memory) VS TCAM (Ternary Content Addressable Memory)
Last Reply 1 week 3 days ago.
53878
4.5
5 Thamaraiselvam Santhanam
Understanding MSFC, PFC and DFC roles in Catalyst 6500 Series Switch
Last Reply 6 days 20 hours ago.
40023
5.0
12 SunilKhanna
Redundant-power-supply support on the Cisco Catalyst Express 500 Series switches
Last Reply 5 years 8 months ago.
392
0.0
0 TCC_2
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
Last Reply 3 weeks 4 days ago.
96433
4.7
47 ashirkar
example of Embedded Event Manager (EEM) on my 881W - to shut down a interface at 1am
Last Reply 3 weeks 5 days ago.
191
4.0
2 dshornstein
OSPF and IS-IS Differences
Last Reply 3 weeks 6 days ago.
3842
5.0
1 inderdeeps
Switch Fabric- Troubleshooting tips
Last Reply 3 years 3 months ago.
18332
5.0
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 5 days ago.
21889
5.0
4 TCC_2
Troubleshooting tips for 3750X Stack power feature
Last Reply 1 month 1 week ago.
13099
4.0
5 pnagpal
ITD: Load Balancing, Traffic Steering & Clustering using Cisco switches
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55
5.0
0 expertadvisor20151
Configuring Microsoft NLB on Nexus 7000
Last Reply 1 month 1 week ago.
5113
5.0
2 mrabbi
OSPF Design Best Practices
Last Reply 1 month 1 week ago.
34838
0.0
2 pnagpal
Importance of BPDU Guard and BPDU Filter !!
Last Reply 1 month 1 week ago.
79012
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.
27282
3.7
3 TCC_2
Nexus - vPC Recommendations
Last Reply 1 month 3 weeks ago.
17457
5.0
2 pnagpal
Known Issues on Cisco 7600 Router ES+ Line Cards
Last Reply 1 month 3 weeks ago.
12466
5.0
6 Aleksandar Vidakovic
Filter Results
Subject Views Rating Comments Author
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 1 month 1 week ago.
21483
4.6
12 jakula
blog License Activation on 4500
Last Reply 4 months 2 weeks ago.
150
0.0
1 sheraz butt
blog Nexus 7000 and IOS OSPF Loop Prevention and Interoperability
Last Reply 4 months 3 weeks ago.
7001
5.0
7 Robert Taylor
blog How to build the topology of an OSPF area
Last Reply 7 months 3 weeks ago.
2105
5.0
5 aninchat
blog Booting Cisco Router from a TFTP server
Last Reply 7 months 3 weeks ago.
14475
5.0
3 ajaju
blog Loading an IOS on a switch via Xmodem
Last Reply 8 months 1 week ago.
36884
5.0
7 aninchat
blog Configuring a frame-relay switch
Last Reply 9 months 2 weeks ago.
5802
5.0
7 aninchat
blog Upcoming Ask the Expert Event Featuring Ahmad Manzoor - Senior Pre-Sales Engineer at AGCN
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369
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0 Francine Richards
blog Upcoming Ask the Expert Event with Cisco Designated VIP Marwan Al-shawi May 12-23
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121
0.0
0 Francine Richards
blog Cisco WCCP with Bluecoat (Multicast mode)
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97
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0 vishal_2007
blog OSPF over IPsec Tunnel stucks in INIT state
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298
5.0
0 hsticher
blog Pre-build SPT feature on Nexus - Benefits & Caveats
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1007
5.0
0 srereddy
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
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709
5.0
2 srereddy
blog Flexlink in Cisco Layer 2 network
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77
5.0
0 jakula
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 3 years 10 months ago.
20625
5.0
0 shashasi
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
Last Reply 1 year 9 months ago.
7893
5.0
9 rucjain
blog Chalk Talk: The Secret to Successful QoS Deployments: A Well-Defined End-to-End QoS Strate
Last Reply 11 months 2 weeks ago.
271
0.0
0 Julie Burruss
blog Switch: How to test a cable status?
Last Reply 11 months 2 weeks ago.
4690
5.0
3 Anand G
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 1 year 2 months ago.
1401
0.0
1 ramugaju
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 1 year 6 months ago.
1754
4.7
1 Anand G
blog Parity Error.
Last Reply 1 year 7 months ago.
2256
4.5
4 InayathUlla Sharieff
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