Switching

Hi All, Cisco guidance often mentions the use of 20:1 over-subscription for Campus LAN / Access switches (https://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/Campus/HA_campus_DG/hacampusdg.html#wp1108631) However , the document is dated from 2...

WHAT IS ACCESS, TRUNK, DYNAMIC, DESIRABLE AND AUTO MODESPLEASE HELP ME ASAP.

Cisco AnyConnect Secure Mobility ClientAntes que nada les mando un cordial saludo y excelente tarde, el motivo de mi correo es para solicitar de su apoyoya que hace unos días se ha estado intentando instalar un nuevo usuario de vpn-cisco para un equi...

I am struggling a bit with a problem in a small data center environment. I drew a visual representation of the problem down below. The DC as two ESXi:s connected to a Nexus 9k pair running vPC. In the ESXi end there is a standard vSwitch with two upl...

Hi guysI am facing issue when i configured  Ip dhcp snooping  comman in c2960x ,3750 & 3650... Issue : users/clients do not receive Ip address automatically after configuring the  ipIdhcp snooping  command. Do you have any idea about this? Kind regar...

I have a 3650-24 switch that I just cut out of the box to do some software upgrade tests on. I upgraded it from 3.6.8 Bundle mode to 16.6.5 Install mode. The upgrade went well. Now I want to get the switch on the network so I can scan it for vulnerab...

I am observing ARP input Queue full and dropping packets.At the same time Observing CPU high due to PID 9 which belongs to ARP Input. Kindly suggest solution, customer is dropping connections to their servers.007152: Mar 15 12:03:32.816: %SYS-1-CPURI...

Can any one explain me how VRF worksrecently i am configuring a 4500 e series switch iam no able to ping the switch from my laptop.But iam able to ping it from other switches can any one tell me whythe command i found on the switch is IP VRF MGNT-VRF

Hi,I have just recover my c2960 switch uploading IOS by xmodem. During the orocedure I changed the baud rate to 115200 to make faster, and now I am not able to change it. I tried unset BAUD, set BAUD 9600... anytime I reboot the switch is again with ...

Hi folks,        I wonder if we absolutely need appxk9 license for our 4321 router? It will be used in a MPLS network. Our current router is running on evaluation license. I wonder what would happen if it ran out? Thanks.

Hi,  Can anyone help me understand hast policy on LACP configurations? https://www.kernel.org/doc/Documentation/networking/bonding.txt Scenario i have to interface bonded to form a Port channel ether1 and ether2 Question 1: about layer 2 hashDoest it...