Switching

I've been reading about voice vlan and have been trying to understand when to use any of the 4 different commands when setting up a switch port to hold a VOIP phone that has a PC connected to it. The 4 commands are: switchport voice vlan vlanidswitch...

Hello Cisco Community !I'm currently in school working on a project. To summarize it, I need to connect DHCP Clients on two Catalyst 2960 on a Vlan. These 2960s are connected to a 3560-E (Layer 3 Switch) by a trunk connection. This L3 is connected to...

Hello, I would like to call up the ports on a switch that have not been used for 14 weeks. I have given this command:show int | i proto.*notconnect|proto.*administratively down|Last in.* [14]w|Last in.*[0-9][0-9]w|[0-9]y|disabled|Last input never, ou...

Hello, I wanted some suggestions on what could be the preferred way to connect a pair of 93180YC-EX to a pair of 6509-E(VSS) Can I have VPC between the 2 93180, and connect it through QSFP breakout cable, with each breakout pair (4 connections) going...

After hours of trying to make this switch work, watching cisco videos, reading posts etc, i have come to the conclusion that it is Layer 3 Lite, and incapable of providing inter VLAN communications within the switch. The switch cannot operate on Laye...

Hi,We have configured two catalyst 9407R with stackwise virtual and we have dual supervisor on each chassis.while preparing to upgrade to fuji 16.9.5 using ISSU, i found this limitation : "With Cisco StackWise Virtual configured on the switch, ISSU i...

I have read the Cisco 3750 documentation about replacing stack members, but I want to make sure I understand completely.  Ihave a stack member that is starting to fail, it is not the master, and I have a 3750 from a different site with the same licen...

So part of my standard rollout is to create an SSH key in each 2960 I deploy - crypto key generate rsa modulus 2048.After I do this and check it with show crypto key mypubkey rsa, I see the 2048 key I created, but there is also a 512 and a 768 key un...

Hi there, thanks for reading.  I need to replace an SG220.  I'm seeing that the show run leaves out commands that are viewable via the http GUI.  Is there a way to capture ALL of the running config?  The GUI backup procedure just grabs the incomplete...

Hi Everyone, I am currently getting a new phone system installed and everything is setup to use vlan 120 for voice.  I have made the changes is all of my switches, however, all my 3550 switches do not seem to be letting the data go through or communi...

Hi all, i have old switch Cisco catalyst WS-C3560-24 TS, with installed software iOS C3560-ADVIPSERVICES9-M 12.2(46) SE. The SW was operating normally then give the following error and go in a boot loop:Unexpected exception to CPUvector 700, PC = 51E...

We have below mentioned stack switch is in production with mix of ipbase and ipservice and am planning to upgrade it from 12.2(44) to 12.2(55). In this case please let me know which is the best practice to upgrade the stack without outage or with min...

Assuming you are a network consultant hired by a small business to verify why their new office in Allen, TX seems to be having connectivity problems. According to the site manager, out of 20 employees, only Jack Brickson connects to the internet. You...