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Hi all,I have locked myself out of the switch, more specifically, I can't enable. Every method of password recovery I have tried has failed. I do not know how to factory reset my two stackwise-enabled switches. I need a password recovery procedure th...

Hi, I have three CBS220-48P-4G-SW1 configured with LAG uplink consisting of two port between each of those switches.When I try to enable LACP on those LAG I get an error code 387.Does anybody got this issue and figured how to resolve it ?

slefebvre by Level 1
  • 106 Views
  • 2 replies
  • 0 Helpful votes

Resolved! VLAN protocol down

Hi all,On a multilayer switch, my VLANs are down. I have read other posts about what to do but I can't seem to figure it out. I have created VLANs for the interface VLANs but that didn't work. I have also reinstalled packet tracer as I read that cisc...

Mykematt by Level 1
  • 3895 Views
  • 7 replies
  • 0 Helpful votes

I have a strange one. C9200 switch, 17.03.04b. Setting up a port for a postage machine. config as follows:ip dhcp pool cin-6address 10.3.6.2 client-id 0100.1b00.4116.4dinterface GigabitEthernet1/0/15description Postage machineswitchport access vlan 6...

geocoles by Level 1
  • 121 Views
  • 3 replies
  • 0 Helpful votes

I'm struggling to understand connectivity problem between a switch and firewall.  The Nexus is located between the Core switch and the edge firewall. It's purpose is to divert traffic via ITD for content filtering.  My problem right now is that I'm n...

jeff20 by Level 1
  • 498 Views
  • 27 replies
  • 0 Helpful votes

Hi, I have a site that has two C9500 as Cores and they have Dell Powerconnect 7024 ver 5.1.18.1 connected with the Core, the issue we are seeing is that the uplinks are not coming seen by the C9500. Just wanted to ask if someone has seen this issue. ...

I am verifying an inventory for a client for which my company is upgrading the network equipment. I have a few serial numbers without the model number on my inventory and wanted to know how I can look up a device and get the model number. I do not ha...

Recently I've seen some switches show ports with a status of "notconnect:"  What does the colon at the end signify?I don't have it documented where all I've seen it but I just now saw it on a 6 stack of WS-C3650-48PD running 16.12.06. About 85% of ou...

notconnect.jpg
stonent01 by Level 1
  • 625 Views
  • 6 replies
  • 0 Helpful votes

Hello Professionals,I setup the NTP server in one of branch site and would like to make all network switches to see this server including other branches. - NTP server: 10.10.10.158 (placed in CST timezone, it refers pool.ntp.org) - NTP Client: Switch...

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eeebbunee by Level 1
  • 120 Views
  • 3 replies
  • 0 Helpful votes

Hello together, I want to upgrade to a Cisco Catalyst 9500. I enter the following command:install add file bootflash:cat9k_iosxe.16.09.04.SPA.bin activate commit The following line I confirm with Yes:Please confirm you have changed boot config to boo...

Dear all,I've set manually a specific port, in which have a non-Cisco WiFi 6 Access Point running, to provide 30W to make the PoE+ runs, but the AP itself didn't recgonize the power provided as PoE+.I've adjusted at web interface as well at CLI. Is t...

jobe83 by Level 1
  • 156 Views
  • 4 replies
  • 0 Helpful votes

So, previously I had a static IP address I could point putty at that would SSH just fine. I verified the address in a Show Run form I copied two days ago, so I'm not crazy. The config was written to memory multiple times so it's not that.Today, after...

dxtrgerry by Level 1
  • 74 Views
  • 4 replies
  • 0 Helpful votes

Hello,I have a cisco router connected to ISP using Dialer interface. I can access the web no problem, but have problems configuring port forwarding to a local computer from outside. Trying with tcp port 5555.Any idea what I am doing wrong? Thanksvers...

maple1 by Level 1
  • 100 Views
  • 4 replies
  • 0 Helpful votes