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Hi,when migrated the NTP configuration from c3560 to c9300 i have this error: NTP Core (ERROR): Invalid-NAK error at 659<- ip address is management switch and is ntp server. anyone can help. ...

Steev112 by Beginner
  • 9 replies
  • 0 Helpful votes

hi guys,i would like to know whether the cat6a cable is compatible with catalyst 2960X switch or not?(there are CAT6a cables already existing in my environment and dont wanna waste them)the CAT6a cable should be able to comply with old categories suc...

i, i´m getting some error in my network catalyst 6800 and 6500 core switches. i would like to know what´s does it mean ? %EARL-SW2_DFC3-1-EXCESSIVE_PARITY_ERROR: EARL 0: Parity error detected in VRAM %SYS-DFC4-2-CFORKMEM: Process creation of NTI Trig...

fachahbar by Beginner
  • 5 replies
  • 0 Helpful votes

I have a cisco 3750X switch and i upgraded it to the latest IOS : 15.2(4)E10)I set up the switch IP address and now am presented with the WebUI below:Cisco 3750X WebUI How would I go about creating and managing VLANs in the WebUI? Did I install the w...

Inxsible by Beginner
  • 2 replies
  • 0 Helpful votes

Switch to switch?Switch to server?Switch to desktop?Switch to router?Switch to firewall?By the way, I've decided to disable auto-negotiation and set speeds for 100/full or 1000/full for ports and connecting hosts.

csjord by Beginner
  • 8 replies
  • 0 Helpful votes

We have new cisco 881 ruther withCisco IOS Software, C880 Software (C880DATA-UNIVERSALK9-M), Version 15.0(1)M4, RELEASE SOFTWARE (fc1), in this software we have problem with integration with old routers which are on IOS 12.4. So we are wondering is i...

josipbaric by Beginner
  • 8 replies
  • 0 Helpful votes

I am trying to setup an Isolated Private VLAN and running into some issue mixing the enterprise & SMB environments. I have a few switch ports I want to configure to talk to the internet only and not allow the devices connected to these ports to talk ...


Resolved! VS-S720-10G

Dearsi have VS-S720-10G and i am looking for 16 port 10G module , do anybody can suggest me a module becz the module i found it is end of sale and the new module is compatible with sup2t, anybody can help me this info how i can install a compatible 1...

adamgibs7 by Frequent Contributor
  • 4 replies
  • 0 Helpful votes