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Hello,We had several non-Cisco VoIP phones that would not come up.  While I was watching the boot up process, LLDP shot up on the screen and no VLAN information was transferred.  It then  went into DHCP DISCOVERY and then stayed there.We have a Cisco...

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I have a few switches that failed to upgrade from flash:xxxxxxxxxxxxxxxxxx15.2.2-e5.tarI tried the xmodem process, and file copies successfully & still fails to boot. Next steps?   ........................................................................

Hello I will to connect a ForcePoint  WebSense to CAT6500 with SUP-2T and IOS 15.5, searching information about the configuration I only found an old cisco documentation on 6500 with SUP 720 and older with IOS 12.x. https://www.cisco.com/c/en/us/supp...

Hi there is a switch sg 350 which is used for IP-Phones currently when it is made  switchport mode general the ip-phones works..but it automatically changes to  switchport mode trunk and all the ip-phones changes is there anything that i can make it ...

Hi, where can i download Cisco ASDM for Cisco ASA 5500 series? i wanted to install this o n my windowz XP, i tried searching but could able to install only SDM & not ASDM.

Isn't it possible for me to upgrade the primary switch and then have it copy over to the other members of the stack?  Of do I need to copy the firmware to each member of the stack?  I know I was able to copy over firmware from the primary when I was ...

HiWe have an issue that some ports show the same MAC address with different VLAN "Voice & Data" as the below screenshot, we connect the IP phone to the switch and data to PC through the IP phone while other ports working normally with the same instal...

CleanShot 2022-09-18 at 21.44.10@2x.png

I have a quick question and looking for guidance.I'm currently working on hardening a switch and I'm checking out storm control.What is usually the best default to keep storm control at? Also, is it something that should always be added no matter wha...