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, I have recentrecently deployed 3 Cisco SG220-26P switches which are located in 3 separate blogs (fiber connected) and having issues (not sure i...
4 sec ago
Hi, I have problem with my configuration on my router my ISP provider just gave me the Public IP and i already configured it to my router and I can...
by dudz
23 min 21 sec ago
I have a few Access Points (541N-A-k9) at a customer's site and they just purchased about 60 HP Stream Laptops. (not including other laptops and iP...
6 hours 19 min ago
dear Collegues,could you please say why i get Access-Reject when i trying to authenticate/authorise in Switch with using Domain user account from A...
18 hours 12 min ago
.Hi ,I am new to vlans so I would request help from this forum.I am presently working on 2 SRX 240 firewalls connect to 2 3012 Cisco catalyst switc...
20 hours 59 min ago
         
IP SLA 325 3 0 0 0
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Switches 6733 569 6 1 0
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discussion VLANs or not with 2950ST-8 LRE - IOS 121-22
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CEF
Last Reply 6 years 2 months ago.
1158
0.0
0 ITA Terms
Catalyst 4948
Last Reply 6 years 3 weeks ago.
1637
0.0
0 Ashley Price
Cisco_Catalyst_6506-E_Switch
Last Reply 6 years 3 weeks ago.
1876
0.0
0 Ashley Price
Cisco_Catalyst_6509-E_Switch
Last Reply 6 years 3 weeks ago.
2542
0.0
0 Ashley Price
SFP
Last Reply 6 years 2 months ago.
3981
0.0
0 ITA Terms
Add port To Vlan
Last Reply 6 years 2 months ago.
66331
5.0
0 ITA Terms
GARP
Last Reply 6 years 3 weeks ago.
7094
0.0
0 ITA Terms
GMRP
Last Reply 4 years 6 months ago.
4258
0.0
0 ITA Terms
How to Configure Private Hosts in a Cisco Catalyst 6500 switch
Last Reply 6 years 1 month ago.
2140
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0
MAC Addresses used by the Cisco 3750
Last Reply 6 years 2 months ago.
1547
0.0
0 Oliver Gorwits
Module status shows unsupported module when installed in slot 10 of the Catalyst 4510R Switch chassis with Supervisor V
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1079
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0
The power management and environmental monitoring features on the Cisco Catalyst 4000/4500 switches
Last Reply 6 years 1 month ago.
260
0.0
0 TCC_2
The %SIBYTE-CFC3-6-SB_RMON_OVRFL: RMON register 20 overflow on mac 1 error message receieved in Catalyst 6500 series switches that runs Cisco IOS system software
Last Reply 6 years 1 month ago.
1701
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0 TCC_2
An active Supervisor Engine 720 crashes after a redundant supervisor is inserted in Catalyst 6500 and Catalyst 7600 series switches
Last Reply 6 years 1 month ago.
862
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0 TCC_2
The "%C6KENV-SP-4-FANPSINCOMPAT: Fan tray and power supply 1 are incompatible error message appears in Catalyst 6500 series switches that runs the Cisco IOS system
Last Reply 6 years 1 month ago.
1933
0.0
0 TCC_2
Ports go into err-disable with the %PHY-4-SFP_NOT_SUPPORTED: error message when connecting Catalyst 3560 and Catalyst 3750 Switches using an SFP Interconnect Cable
Last Reply 6 years 1 month ago.
2702
0.0
0 TCC_2
How to remove or erase unused port channel configs in the Catalyst 6500 that runs the CatOS system software
Last Reply 6 years 1 month ago.
1392
0.0
0 TCC_2
Static routes are not displayed in show ip route command in Catalyst 6500 series switches
Last Reply 6 years 1 month ago.
3462
5.0
0 TCC_2
How to configure SPAN and RSPAN on Cisco Catalyst 4500 switches that run Cisco IOS Software
Last Reply 6 years 1 month ago.
10998
0.0
0 TCC_2
User receives periodic %SPANTREE-3-PORTDEL_FAILNOTFOUND syslog messages
Last Reply 6 years 1 month ago.
657
0.0
0 TCC_2
The %SYS-4-P2_WARN: 1/Blocked queue (tx) on port error message is displayed on a Cisco Catalyst 4000 series switch running CatOS
Last Reply 6 years 1 month ago.
471
0.0
0 TCC_2
How to enable VLAN communication between switches in different VTP domains
Last Reply 6 years 1 month ago.
1985
5.0
0 TCC_2
How to enable/disable SPAN reflector feature in Catalyst 6500 series switches with the FWSM module
Last Reply 2 years 7 months ago.
4342
0.0
0 TCC_2
Ping issues between service modules and the rest of the network with cross-module etherchannel in Catalyst 6500 Series Switches with Supervisor 720 that runs native Cisco IOS
Last Reply 6 years 1 month ago.
461
0.0
0 TCC_2
A self-signed certificate is added to a Cisco Catalyst switch that is managed through HTTPS
Last Reply 6 years 1 month ago.
1997
0.0
0 TCC_2
Filter Results
Subject Views Rating Comments Author
blog Loading an IOS on a switch via Xmodem
Last Reply 1 min 26 sec ago.
50184
5.0
8 Aninda Chatterjee
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 1 month 4 weeks ago.
26212
5.0
1 Shashank Singh
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 7 months 4 days ago.
20838
4.6
12 jakula
blog License Activation on 4500
Last Reply 10 months 2 weeks ago.
421
0.0
1 sheraz butt
blog Nexus 7000 and IOS OSPF Loop Prevention and Interoperability
Last Reply 10 months 3 weeks ago.
7386
5.0
7 Robert Taylor
blog How to build the topology of an OSPF area
Last Reply 1 year 1 month ago.
2523
5.0
5 Aninda Chatterjee
blog Booting Cisco Router from a TFTP server
Last Reply 1 year 1 month ago.
18788
5.0
3 ajaju
blog Configuring a frame-relay switch
Last Reply 1 year 3 months ago.
6704
5.0
7 Aninda Chatterjee
blog Upcoming Ask the Expert Event Featuring Ahmad Manzoor - Senior Pre-Sales Engineer at AGCN
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383
5.0
0 Francine Richards
blog Upcoming Ask the Expert Event with Cisco Designated VIP Marwan Al-shawi May 12-23
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129
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0 Francine Richards
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123
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blog OSPF over IPsec Tunnel stucks in INIT state
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blog Pre-build SPT feature on Nexus - Benefits & Caveats
Last Reply 1 year 4 months ago.
1434
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0 srereddy
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
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761
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blog Flexlink in Cisco Layer 2 network
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blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
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blog Chalk Talk: The Secret to Successful QoS Deployments: A Well-Defined End-to-End QoS Strate
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289
0.0
0 Julie Burruss
blog Switch: How to test a cable status?
Last Reply 1 year 5 months ago.
7841
5.0
3 Anand G
blog Difference between N7K-M132XP -12 and N7K-M132XP -12L
Last Reply 1 year 8 months ago.
1980
0.0
1 Ramu Gajula
blog About "TestErrorCounterMonitor" in 6500/7600
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