Switching

Forgive if i am asking a dump question, a link-flap errordisable flap value is 5 flaps in 10 seconds will error-disable a port. I am seeing a port put in to errordisable in less than 5 flaps in about 8 seconds!Does anyone know what states a port goes...

If a network is subnetted, like for example 192.168.1.0/24 is subnetted to 192.168.1.0/25 & 192.168.1.128/25, can a router on a stick configuration be used?

I was wondering if a shut, no shut, will actually clear that particular mac address and force the switch to relearn??  I am deploying Cisco NAC and ran into an issues where the shut no shut did not actually force the mac out of the mac address table....

HiIn our org we are 3560 switches as layer 2 swtiches only workstations are connected to it , since i am new here i am seeing mls qos commands and srr-queue commands just wanted to know do we need really need bandwidth share QoS enabled when i switch...

Have a dilemma with max vlans. We're a service provider, and as such, we give each customer their own dedicated subnet and VLAN. The basic topology is 4500's as distribution switches and 2960's as access switches. We have ESX/HV hosts running off of ...

Hi allI have a bit of confusion where I should enable these 2 features, some sites saying different things,I have 2 distribution switches and then access switches dual connected to each, should I enable root guard on all edge ports and not the uplink...

I am trying to create the most simplest of VLAN filters out there, yet it doesn't work.  My goal is to filter the traffic on VLAN 3060 to only allow DHCP (so client can get an IP address from our server) DNS, HTTP and HTTPS only.  Nothing else.My con...

We have users buying their own 8-port D-link/Linksys/Netgear mini hub to connect multiple network devices.  Is there an easy way to find switch ports that have multiple MACs associated with them, excluding uplink ports?  Keep in mind that we have 100...

Hi. I have a WS-C6509-E running 12.2(33)SXH4, and the following modules:1   48  CEF720 48 port 10/100/1000mb Ethernet  WS-X6748-GE-TX     XXX2   48  CEF720 48 port 10/100/1000mb Ethernet  WS-X6748-GE-TX     XXX3    6  Firewall Module                 ...

I have two L2 switches that are redundant using spanning tree and I have two ISPs.  I would like to put in 2 switches (we'll call them ISW1 and ISW2) capable of running HSRP as well as IP SLA to achieve the following.ISW1 and ISW2 are running HSRP wi...