Switching

Both portfast in STP and edge port feature in RSTP is used to skip the listening and learning stages for access ports... I know both are configured using the same command.... Then what is the actual difference between them?  

we have a cisco 2900 router and which was configured by our previous ISP engineer, now we have changed our ISP the new ISP is proving us service through radio link they have set their device on tower from where a wire runs into an other device and fr...

Hello everybody, I would like to authenticate a Cisco IE1000 switch against our Microsoft NPS server. Unfortunately, this does not work. We already have Cisco 2960 in use, it works without problems with the following settings:  look at Attachement Ho...

I'm setting up a network with an IE2000 and started following the express setup guide.I got stuck at step 6 "When the Setup LED turns solid green, start a browser session on the PC. A login prompt appears." The login prompt never appeared. I tried bo...

Hi, I read an article about the vtpv3 :https://www.cisco.com/c/en/us/products/collateral/switches/catalyst-6500-series-switches/solution_guide_c78_508010.htmlIn it is stated that one of the advantages of vtp v3 is that : • Protection from unintended ...

HI,Switch has configured to communicate Radius server to authenticate 8021.x and mac based device request. These have been successfully tested. But auth fail device not move to restricted vlan configured.Switch Firmware:* 1 28 WS-C2960X-24TD-L 15.2(4...

Hi  I am facing an issue on cisco 3850 switch stack , one of the switch is not getting associated with the existing stack after the IOS upgrade from Denali 16.3.6 to Everest 16.6.5. I can able to see the stack cable status Regards Benson

Anyone know why it was decided to use Stackwise-Virtual instead of VSS in the catalyst 9K series? Seems like a step backwards since stackwise-virtual doesn't support quad-supervisor design.   -Thanks

Hi all, according to the latest specification, IE5000 supports MACsec for the Uplink Ports. Is this correct ?   What about IE4000 ? Does it Support MacSec also only on the 4 uplink ports.   Thanks in advance, Dieter  

is there any rule that only link in even number i.e.2,4,6,8 can be bundled?Can we bundle link in odd manner for ether channel?

Hello,I have a fresh cisco 3850 switch. After unboxing it i have create an L3 vlan, and connect a PC in same vlan with same subnetwork IP. But I am not able to ping L3 interface of switch from PC. I am able to do ping between two pc connected in same...

HiI am unable to configure Cellular LTE profile for SIM slot 0 on Cisco 881g router as it saying the following command is in valued,Router#cell 0 lte profile create 1 net.comI assume the router support only GSM but my SIM card will work only with LTE...

I have to migrate  the configuration of a Catalyst WS-C3750G-48TS  to a Catalyst C9300-48T. I could pass most of the configurations of the old Switch to the new one. But there are mls qos commands that are not supported anymore for the C9300. Into th...

Hi All,   I'm adding a Voice VLAN to an interface with an existing data VLAN called Sales.   Do you know why the Voice VLAN doesn't appear with port Fa0/1 ?   Switch1(config)#interface Fa0/1 Switch1(config-if)#switchport voice vlan 3 Switch1(cofi-if)...