Switching

Hi, I am planning to upgrade my Nexus 5596 switches and Nexus 2Ks. We are currently running an older version 5.2(1)N1(2). Few important points/questions: - We are taking downtime so I am not concerned about outages - I don't think ISSU is required bu...

I am having an issue that I need some assistance with.. I have video dropping and can't figure out why. Let me see if I can draw you a picture of my setup. I have a 3850 switch stack that consist of a 24port POE switch and a 12 port SFP switch. The s...

Hi , I have question and i now it's look like strange but relay i'm confuse .. If i have 5 switches working with L3 ring topology  and have another 5 switches working as L2 in ring topology..  My Question here, In the first group no port will be disc...

Hi,   I’m quite new to QoS and troubleshooting an output packet drop issue on a 3750x switch which seem to be due to QoS configuration.   I was following the instruction on this document for troubleshooting. http://www.cisco.com/c/en/us/support/docs/...

So I have a question about loopguard over point to point WAN links If at Site A we have Rtr-A to Switch A  ( Vlan 1)    OVER WAN   Switch B ( Vlan 1)  Rtr-B I think we do have spanning tree enabled on the switch ports so one side is the root bridge....

Hello, Is there any impact on  users when I take out a switch that is not the master in the stack and with no users connected on it?

Hi Folks,Why for example 3750 switch need to have 2 input queues?

Hello, Since this multicast address (224.0.1.40) is used for Rp discovery, why this ip address is not listed under sh ip interface command -  " Multicast reserved groups joined: 224.0.0.1 224.0.0.2 224.0.0.22 224.0.0.13  224.0.0.10" " section ? All...

Hi All, I want to upgrade 3750 stack ( 3- switch stacked ) . Could any one let me know which process will be the most efficient , less down time required . 3750 Series Switch Stack IOS Upgrade - Automatic (.tar image) 3750 Series Switch Stack IOS U...

Hi all;   The following is the configuration that I have applied to an interface:   3560#show run in fas 0/7 Building configuration...   Current configuration : 122 bytes ! interface FastEthernet0/7 switchport mode access switchport port-security ...

Hi, Please tell me config of QoS(Shaping) on Catalyst3850. Sample config is correct??? I'm sorry, my English is not good. [Requirement]   HW:Catalyst3850, IOS:03.06.04.E   Set QoS(shaping) to a specific traffic. [Sample config] Switch(config)# acce...