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I need to upgrade a stack of 2960s to the latest firmware.  It's a stack of three switches, all the same model and firmware.  Quick question about upgrading a stack.  I know the process is uploading the firmware to the switch and using the boot syste...

mramj499 by Level 1
  • 1674 Views
  • 2 replies
  • 0 Helpful votes

Looking to buy brand new or Cisco refresh certified L3 switches, mainly Nexus line 3000 or 9000 series.I have some questions:N3K-C31108PC-V-RF (is this a good switch in general for web hosting?)Is essentials license 100% required to use basic feature...

Are there any injectors on the market that can do 2.5Gbps passthrough but can also be set to power off when a link goes down on the input?  I'm looking for something like we can do on regular PoE switches where we do a shut on the port and the power ...

stonent01 by Level 1
  • 729 Views
  • 3 replies
  • 0 Helpful votes

Having connectivity issue with the switch and sfp. Weird thing is switch is recognizing the SFP as full   1000 1000BaseLX                           SFP and not 10G TX see below. Has anyone seen this?Twe1/0/2     ** USER/VOIP **    notconnect   115   ...

tortiz96 by Level 1
  • 667 Views
  • 1 replies
  • 0 Helpful votes

Hello,I have a problem that is difficult to solve;I have set up a voice vlan, but the phones get IP, but do not get the gateway;The phone is on port 1/0/13;vlan 222name VOICEinterface GigabitEthernet1/0/13switchport mode accessswitchport voice vlan 2...

rdrigues by Level 1
  • 566 Views
  • 4 replies
  • 0 Helpful votes

Hi,  We are planning to implement a core switch stack and firewall stack. Switches would be C9300 and firewall would be Sophos. Firewall is in Active Passive mode and switches will be stacked.  I just want to what kind of uplink connectivity we need ...

ruch by Level 1
  • 2436 Views
  • 12 replies
  • 0 Helpful votes

Why do I see 2x25 & 2x40 gig ports on 9300-48P switch if there is only one NM installed, which is C9300-NM-8X (8x10gig ports)GigabitEthenet1/1/2 unassigned YES unset down down GigabitEthernet1/1/3 unassigned YES unset down down GigabitEthernet1/1/4 u...

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uppermost by Level 1
  • 1458 Views
  • 3 replies
  • 0 Helpful votes

Resolved! Uptime of Switches

hi guys..I want to know the history of power reboot of switch. Is there is any command to see how many & When its lastly rebooted details Thanks in Advance..Naveen...