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Cisco Catalyst Center

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

2377 Posts

NFVIS Solutions

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

12 Posts

SD-WAN and Cloud Networking

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

2272 Posts

Switching

Discuss Catalyst brand switches with peers and experts.

106529 Posts

ThousandEyes

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

174 Posts

Activity in Networking

Ask Me Anything: Cisco Catalyst Center Assurance

Ask Me Anything Event   Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from  Monday, September 23, 2024 through Friday, October 4, 2024. Our colleagues Arpita Dash, Prateek Upadhyay and Udhay R. will be waiting to...

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how to understand Route-map used in L3 portchannel

Hi Experts,Today when I am learning our company's routers configuration, I found that a Port-channel is in L3 and it is in VLAN490 as below:interface Port-channel1.490  description To_CP01  encapsulation dot1Q 490  ip flow monitor NETFLOW_MON input  ...

117222400 by Level 1
  • 76 Views
  • 1 replies
  • 0 Helpful votes

Cisco ISR 4321 Unrecoverable Error

Hi.I have one Cisco ISR 4321. This is a brand new router and I am the first owner.I have encountered the following fault since the first start up:It keeps restarting at random intervals. Sometimes after 10 minutes but sometimes it lasts for 2 hours.T...

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vPC topology dropping packet

Hello,I have a topology as below. Switch101 and switch102 are vPC peer, and switch201 and switch202 are another vPC peer. All the switches are Nexus 93180-EXHostA is connecting to swtich101 with a orphan port (port-channel)HostB is connecting to swit...

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YFZH by Level 1
  • 2355 Views
  • 42 replies
  • 0 Helpful votes

Resolved! Can't factory reset Switch

Recently, the company I work for closed down a data center, and I ended up with a bunch of equipment, one of which is a C9300L-48P-4X-A - CISCO CATALYST 9300L 48P POE+ switch. It has some configuration on it, and I just want it to be a dumb switch wh...

kdogdevs by Level 1
  • 124 Views
  • 1 replies
  • 0 Helpful votes

Assign ACS url trough PPPoE on ASR1001-X (TR-069)

Hi,we are using the Cisco ASR1001-X as core router on our ISP network. For the management of the CPE I set up a TR-069 ACS server. For testing purposes I configured the ACS URL manually on the CPE, which works fine.However I'd like our ASR to pass th...

andy89 by Level 1
  • 173 Views
  • 2 replies
  • 0 Helpful votes

how to reset password for cisco ASR 9901

I tried ctrl + Crommon 1> confreg 0x2142rommon 2> resetbut he didn't accept the reset the i restart the router with power button then i found router suck in below could any one help me how to solve this issue i restaert the router 2 time using powe...

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download the cisco images for eve ng

From where to download the cisco images (Router and L2,L3 switches) for eve ng and which image will work good.Below is the list mentioned in eve ng but what is the proper way to download these imagesDynamips (Cisco IOS emulation)c7200-adventerprisek9...

BGP prefrence over static Routes

I have a setup in which i have 2 routers connected to same ISP A both via default route pointing towards ISP for internet.Now we want to add another ISP B on both routers however that ISP will use BGP with RIPE IP address over the internet.Now we wan...

ssh to switch refused

hi all,when i try to ssh in to a switch i get a connection refused on port 22ssh robert@10.110.10.4ssh: connect to host 10.110.10.4 port 22: Connection refusedthanks,rob

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