Switching

Hello everyone, Trying to figure out why does issuing commands on Cisco 3850 via console take long time vs. ISR4431, when TACACS+ is down.   Example: When I issue sho run on the 3850, it takes about 20 seconds before I see it on the screen, however, ...

Hi!Background: Trying to verify a MSata installed in ISR4331.. copy more than 30 gig worth of files from usb0: to Harddisk: Harddisk: shows only 20 Gig, and does not want more data than 20 gig no matter what I do.Have tried:-Disks: Kingston 120Gig, S...

Has anyone else had issues with 3850s running 16.3.6 with one member of a stack reloading after you convert to new-style in preparation for applying the CPL template?  There seems to be no rhyme or reason to it.  I can deploy to 10 stacks and maybe o...

We have a setup (core switch 4500x, distribution and access switches), Normally we crate vlans in coreswitch and the same will be pass through access switches as per our requirement.  when we assign a particular vlan to particular access switch port,...

hi all, i am receiving below log in my cisco 2960-i switch. can someone explain what it is and how to stop it.Jan  2 11:49:15.384: %SW_VLAN-4-VTP_USER_NOTIFICATION: VTP protocol user notification: Version 1 device detected on Gi1/0/28 after grace per...

Hello Everyone wondering if anyone has come across a similar issue to this, I have dealt with switching loops in the past but this one seems a little different! The attached diagram shows our standard factory cab setup, I am new to the company so it ...

Hello,I am trying to configure cisco 4948 switch, i configured fast ethernet port and after putting a ethernet cable on management port i am getting a log every sec. that %C4K_SYSMPC8540-4-MANAGEMENTPORTTAGGEDPACKET:The management port driver receive...

I want to assign many static IP addresses to many clients that connect through Access Points.For testing:1) I add this command to configuration: address 10.10.24.58 hardware-address f027.6579.98192) The client's phone still leasing 10.10.24.75 (rando...

Hi, I have a five switch stack which, which when plugging in a phone into random ports, its not providing power to it. no errors are logging in show logging. Switch Ports Model                       SW Version   SW Image------ ----- -----            ...

Dear all,   My existing WS-C3850-24T switches running 03.03.03.SE version, it is very old and existing a lot of bugs and defects. Is it possible upgrade the switch from the existing version to cat3k_caa-universalk9.SPA.03.06.09.E.152-2.E9.bin directl...

in LAN network,what is difference between core layer switches & Distribution Layer switches in terms of Function?in LAN network,why it is useful to use 3 layer design rather than 2 Layer design i.e.core + Access

over level 3 MPLS connection GRE tunnel is formed between two routers.on one of the routers observing tunnel interface is under a VRF and that tunnel interface uses WAN interface as tunnel source to have connectivity or to form neighborship with othe...

This question is largely academic in nature - I have an OLD Cisco 2950 switch that is passing an increasingly high level of traffic and I'm certain that it's bottle-necking my network, but how would I prove that? I'm replacing the switch with a new g...