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Cisco Catalyst Center

This community is for technical, feature, configuration and deployment questions. For production dep...

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NFVIS Solutions

Join peers and Cisco experts to discuss Cisco’s Network Function Virtualization (NFV) products and s...

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Join this community to interact with your peers and Cisco about SD-WAN and all things related to sec...

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Discuss Catalyst brand switches with peers and experts.

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ThousandEyes

Join us for information about our use cases, common troubleshooting, discussions, getting started gu...

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Activity in Networking

Local account on Nexus 3048 doesn't work

Am trying to create a new local account on a Nexus 3048 so I can SSH to it if my Radius server doesn't work.  Normally, I log in with my AD account which the switch uses Radius for authentication with that.  However, when I run the command to create ...

mramj499 by Level 1
  • 37 Views
  • 1 replies
  • 0 Helpful votes

Cisco Catalyst 9300 QoS phone call choppy

Hello all, The Phone calls work perfectly before applying the QoS but get choppy after applying. I am currently applying QoS on Cisco 9300 access switches but the phone calls are cutting in and out (Choppy). I am using Cisco phones. Below are the con...

kevirami by Level 1
  • 220 Views
  • 7 replies
  • 0 Helpful votes

Ruckus 7150 to Cisco 3750 trunk port not working

I am trying to configure a trunk port on a Cisco 3750 that has fiber running to a ruckus 7150 switch.My current config connects the switches but it is only passing vlan1 traffic and I want multiple vlans. Therefore, I configured the port as a trunk o...

oowJ by Level 1
  • 113 Views
  • 3 replies
  • 0 Helpful votes

Tacacs server configuration problem

Greeting everyone! There is a little problem with configuring tacacs server on ws-2950-24 model switch. The rest switches we have are 2960 series, also 3xxx series and others, more modern versions. We always configured tacacs server this way:tacacs-s...

I Can Log In But Cannot Run Any Commands - AAA Problem?

Mods blocked last post, so trying again. No info here is confidential.Hoping someone can shed some light. I have a switch in a remote location that I can connect to via SSH, but once connected I am unable to run *any* commands. I cannot do "show run....

RRatBB by Level 1
  • 57 Views
  • 1 replies
  • 0 Helpful votes

how to modify TTL to less values at routers?

Assume that there are three router type devices outside firewall, and one core switch router behind one layer firewalland I would like to hide the router hop of core switch router from traceroute how to modify TTL to less values at router at the most...

Maivakov by Level 1
  • 56 Views
  • 2 replies
  • 0 Helpful votes

NetFlow Lite (2960X) sampler

Dear community I am getting into NetFlow a little bit deeper but cannot get my head around sampling. All i understand so far: We can configure deterministic sampling, that uses a hardware sampler per interface, limiting the maximum number of monitori...

Resolved! Catalyst 3580 to 9300 Migration

Hi All , I am in the testing phase of migrating to a 9300. So far I have done the below.3850 running 16.3.6   and 9300 updated 17.09.04aI have copied the start-up config to the 9300 - all looks ok apart from the usual ip routes , some interfaces not ...

machine23 by Level 1
  • 100 Views
  • 2 replies
  • 0 Helpful votes

Resolved! Networking

Hi everyone, I have a Cisco catalyst C1200-24P-4X switch, and I want to enable stacked VLAN configuration on it. Does it can support the feature?

moges1 by Level 1
  • 115 Views
  • 1 replies
  • 0 Helpful votes
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