LAN, Switching and Routing

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Dear All,i m opening a discussion regarding the QOS as i have read different configuration documents and best practice,but still i have some doubt....
2 hours 5 min ago
WS-c4500x-16sfp+ support the TrustSec MACsec Encryption ? and support link aggregation or not.?  
2 hours 10 min ago
We have a WS-C6513 Chassis that is the Layer2/Layer3 Core for our network running 12.2.18 SXF(17)b.  We have an automated system that compares the...
2 hours 27 min ago
Hi Experts, I'm trying to figure out what the "new" option behind software install is all about.The Command Reference doesn't help me much:"(option...
2 hours 32 min ago
Hi, i tried to drill down a Problem with this message in the logs: %C4K_L2MAN-6-INVALIDSOURCEADDRESSPACKET: Packet received with invalid source M...
3 hours 57 min ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6733 569 6 1 0
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Subject Views Votes Rating Replies Last replied by
discussion Can not add hsrp ip address in one of two Nexus 7000
Last Reply 4 min 40 sec ago.
1 0 0 3 showipospf
discussion 4500x InterVLAN routing. Clients can't ping clients on different VLANS?
Last Reply 17 min 7 sec ago.
70 0 5 10 SalientsysIT
discussion Port 49 Failing Scheduled Diagnostic
Last Reply 27 min 58 sec ago.
4 0 0 2 weylin.piegorsch
discussion Cisco Nexus 5648Q Compatibility
Last Reply 1 hour 29 min ago.
2 0 5 2 manyuccna
discussion 20Gbps Port channel discards - Nexus 7k Default Policy
Last Reply 1 hour 30 min ago.
6 0 0 3 Manoj Papisetty
discussion NX-OS logging: Can I avoid "last message repeated 1 time" compression of logs?
Last Reply 1 hour 51 min ago.
0 0 5 1 David Aicher
discussion SNMP auth fail | Network Analysis Module 6500
Last Reply 1 hour 56 min ago.
2 0 0 1 Pat Kinnison
discussion QOS in a Campus network
Last Reply 2 hours 5 min ago.
0 0 0 0 daniele matta
discussion WS-4500X
Last Reply 2 hours 10 min ago.
0 0 0 0 peteryouhannafawzy
discussion Catalyst 3750 to Nexus 93128
Last Reply 2 hours 11 min ago.
5 0 0 2 scottcummins
discussion Configure switchport port-security limit rate invalid-source-mac
Last Reply 2 hours 19 min ago.
3 0 0 0 Mark Thomas
discussion Cisco 6513 bridge-group riddle?
Last Reply 2 hours 27 min ago.
0 0 0 0 Pat Kinnison
discussion IOS-XE: Software install with "new" option
Last Reply 2 hours 31 min ago.
0 0 0 0 jmandersson
discussion SIP Priority / VOIP QoS issues
Last Reply 2 hours 34 min ago.
30 0 0 10 Adam Hudson
discussion "Received BPDU with inconsistent peer" when adding VLAN
Last Reply 2 hours 38 min ago.
106 0 5 11 jmandersson
discussion SFP Connectivity
Last Reply 3 hours 39 min ago.
0 0 0 2 Rizwan Siddiqi
discussion 2960 - HULC LED PROCESS
Last Reply 4 hours 31 min ago.
7960 0 0 13 Sam Almeida
discussion connecting my cisco 2950g switch to my wireless router
Last Reply 5 hours 5 min ago.
3 0 0 2 genoshyn2
discussion Loss of a single LACP link results in LACP group traffic failing
Last Reply 6 hours 6 min ago.
27 0 0 2 Martin Vogwell
discussion VSS not reinstating after blackout
Last Reply 6 hours 10 min ago.
1 0 0 2 JORGE FERNANDEZ...
discussion Reflexive ACL on 3850 Switch
Last Reply 6 hours 28 min ago.
47 0 0 10 rhydhuwlew1
discussion VSS Switchover problem
Last Reply 6 hours 38 min ago.
9 0 5 4 madhumavelikara
discussion ntp is not working in nexus 5500
Last Reply 7 hours 7 min ago.
16 0 0 4 Majed Zouhairy
discussion Suspended LACP Ports and Their Implication
Last Reply 7 hours 16 min ago.
4 0 0 2 visitor68
discussion Unable to ping or Telnet switch 3560 but showing in cdp neighbour
Last Reply 7 hours 20 min ago.
77 0 5 13 Shahzad Ayub
Filter Results
Subject Views Rating Comments Author
Understanding Ethernet Virtual Circuits (EVC)
Last Reply 16 hours 55 min ago.
295178
5.0
38
The "%SPANTREE-7-BLOCK_PORT_TYPE : Blocking [chars] on [chars]. Inconsistent port type" message is logged on Cisco Catalyst switches
Last Reply 2 days 23 hours ago.
18681
0.0
2 TCC_2
%C4K_SUPERVISOR-2-SOFTERROR / %C4K_SUPERVISOR-2-FPGASOFTERROR
Last Reply 5 days 20 hours ago.
4
0.0
0 InayathUlla Sharieff
Egress QOS
Last Reply 5 days 21 hours ago.
53764
5.0
14 somgupta
CAM (Content Addressable Memory) VS TCAM (Ternary Content Addressable Memory)
Last Reply 1 week 1 day ago.
51946
4.6
7 Thamaraiselvam Santhanam
How to Form a Catalyst 3850 Data-Stack and Power-Stack
Last Reply 1 week 5 days ago.
110
0.0
0 Luis Villanueva Brito
Properly Installing Cisco USB Console Driver
Last Reply 2 weeks 21 hours ago.
118
0.0
1 lsgabrillo
How to define the VLANs allowed on a trunk link
Last Reply 2 weeks 2 days ago.
188483
5.0
3 TCC_2
Virtual switching system (VSS) Configuration For Cisco 4500 series switches
Last Reply 3 weeks 4 days ago.
125504
4.7
53
3850 switch - IOS XE upgrade Detailed (standalone)
Last Reply 3 weeks 4 days ago.
6130
5.0
5 Furose Khan Mohammed Ali
Error Message:%ILPOWER-3-CONTROLLER_PORT_ERR: Controller port error, Interface <interface> Power Controller reports power Imax error detected
Last Reply 1 month 4 days ago.
13780
5.0
4 Sivagami Narayanan
Running 40 routers with IOU in 4GB RAM
Last Reply 1 month 5 days ago.
61
0.0
0 Sudeb Das
"Etherchannel Loadbalancing on Catalyst Switches"
Last Reply 1 month 1 week ago.
21617
5.0
3 Souvik Ghosh
SSH version 2 no IOS cat4000-i5s-mz.122-25.EWA14.bin
Last Reply 1 month 2 weeks ago.
24
0.0
1 Sergio Alvares
Cisco Nexus 7000 / 7700 Line Cards
Last Reply 1 month 2 weeks ago.
156
0.0
0 Shaun Hummel
Cisco 891 fresh configuration/management without console cable
Last Reply 2 months 2 weeks ago.
35
0.0
0 totardo.tobing11
3850x VLAN Switch Port Active but no MAC or IP Address
Last Reply 2 months 2 weeks ago.
148
0.0
2 TOM FRANCHINA
How to define the VLANs allowed on a trunk link
Last Reply 2 months 2 weeks ago.
45
0.0
0 KHALEELUR RAHMAN.A
unable to ping pc from (vlan-A) to pc on (vlan-B)
Last Reply 2 months 3 weeks ago.
45
0.0
0 minestraschaos1
The VLAN goes to the administratively down state if two or more VLANs are configured
Last Reply 3 months 1 day ago.
26837
3.7
4 TCC_2
Importance of BPDU Guard and BPDU Filter !!
Last Reply 3 months 1 day ago.
101082
4.7
12 ganeshh.iyer
The "%SPANTREE-SP-2-RECV_BAD_TLV:" error Cat 6500 Cisco IOS system software
Last Reply 3 months 5 days ago.
4231
0.0
0 TCC_2
3850 Boot Mode
Last Reply 3 months 6 days ago.
1810
0.0
1 Collin Clark
LICENSING on 2900/3500/3700
Last Reply 3 months 1 week ago.
19251
0.0
3 ranraju
Router Cisco 2921 auto reboot
Last Reply 3 months 2 weeks ago.
87
0.0
4 npsangvt1
Filter Results
Subject Views Rating Comments Author
blog Loading an IOS on a switch via Xmodem
Last Reply 1 day 13 hours ago.
50184
5.0
8 Aninda Chatterjee
blog Output drops due to QoS on 2960/3560/3750 switches
Last Reply 2 months 1 day ago.
26212
5.0
1 Shashank Singh
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
Last Reply 7 months 6 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
Last Reply 1 year 3 months ago.
383
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 3 months ago.
129
0.0
0 Francine Richards
blog Cisco WCCP with Bluecoat (Multicast mode)
Last Reply 1 year 4 months ago.
123
0.0
0 vishal_2007
blog OSPF over IPsec Tunnel stucks in INIT state
Last Reply 1 year 4 months ago.
404
5.0
0 hsticher
blog Pre-build SPT feature on Nexus - Benefits & Caveats
Last Reply 1 year 4 months ago.
1434
5.0
0 srereddy
blog Link de-bounce timer operation when used on SFP+ ports on Nexus switches
Last Reply 1 year 4 months ago.
761
5.0
2 srereddy
blog Flexlink in Cisco Layer 2 network
Last Reply 1 year 4 months ago.
129
5.0
0 jakula
blog Community Tech-Talk Series: Troubleshooting High CPU due to Multicast
Last Reply 1 year 5 months ago.
8312
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 5 months ago.
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 9 months ago.
514
0.0
1 Ramu Gajula
blog About "TestErrorCounterMonitor" in 6500/7600
Last Reply 2 years 2 weeks ago.
2070
4.7
1 Anand G
blog Parity Error.
Last Reply 2 years 1 month ago.
2397
4.5
4 InayathUlla Sharieff
blog Nexus 7000 ACL logging (OAL)
Last Reply 2 years 1 month ago.
16998
5.0
7 Robert Taylor
blog Multicast for the heart Part I: IGMP
Last Reply 2 years 9 months ago.
4424
4.8
1 Aninda Chatterjee
blog Router Crashes
Last Reply 2 years 10 months ago.
5922
5.0
1 ajaju
blog Leak Map - Eigrp, Some leaks are useful..
Last Reply 3 years 1 month ago.
11401
5.0
7 pnagpal
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