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Cisco Catalyst Center

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

2109 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...

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Switching

Discuss Catalyst brand switches with peers and experts.

105356 Posts

ThousandEyes

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

125 Posts

Activity in Networking

Anyone help me with this topology

1. Make end to end connectivity first. 2. Block the network for these site   1)Make sure that Site 4 will not advirtise any network to Site 5 which it receiving from Site3 routers.  2) On site 5 , when we check routing table of R2 router,  it dont ha...

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Dhcp server with vlan's

Hello, I can't manage to give the connected PCs an ip through the dhcp server. My packet tracer + network design are attached. Have currently only started on the bottom part so it's only about the bottom PCs.Thanks in advance for the effort

TS40 by Level 1
  • 79 Views
  • 1 replies
  • 0 Helpful votes

VRF Leak Configuration

                                                                                         VRF Route LeakAs already we know that, Virtual Routing and Forwarding (VRF) is a technology for creating separate virtual routers on a single physical router. Ro...

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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
  • 159 Views
  • 4 replies
  • 0 Helpful votes

Resolved! DNA Center integration with DNA Spaces

Hi all,I'm integrating DNA Center with DNA Spaces and the DNA Spaces was successful, however, when attempting to sync Map Hierarchy with DNA spaces , specifically Area ( Design > Network Hierarchy > (Select Area ) > Sync : DNA Spaces/CMX ) an error p...

Is ACI to replace this design?

Assume I have to routing among different block of campus network with a square cross connected with OSPF peer to peer type,what is the disadvantage of this square cross design?Is ACI fabric used to replace this square cross design? or replace campus ...

Maivakov by Level 1
  • 85 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
  • 89 Views
  • 3 replies
  • 0 Helpful votes

TAHUSD-SLOT1-4-BUFFER_THRESHOLD_EXCEEDED (Nexus9000)

Hello everyone!I'm not a network engineer but as a subsystem (kernel + filesystem) engineer I know the network concept.Few months ago, I designed a DMZ and configured my 2 node VPC with 6 rack switch.Everything was smoothly working but I started to s...

Ozy by Level 1
  • 95 Views
  • 1 replies
  • 0 Helpful votes

Nexus 7000 bandwidth control

On Nexus 7000s I want to limit bandwidth of particular IP. I can do this using proper configuratio of IP ACL, policy map and class map. But what if I dont have information on interface?  Can I apply bandwidth control for particular IP without knowing...

liveshell by Level 1
  • 950 Views
  • 5 replies
  • 0 Helpful votes

Not seeing debug dot1x or mab event log entries on IOS-XE machines.

Hello all,20+ years ago I used debug all the time, however not so much so in the last decade. Seems like last time I called TAC on the 3850 debug command they gave me some silly answer that debug was a Cisco TAC command.  WFIW All the Cisco.com debug...

wags by Level 1
  • 114 Views
  • 2 replies
  • 0 Helpful votes

Resolved! ASA Firewall Interfaces Issues (FIREPOWER2100)

Hiin the office where I work, we have an old Firepower 2100 firewall with 16 interfaces,8 ethernet and 4 fiber. So far we have only used 2, one inside and one outside.Now I need to add a server on another ethernet port to be able to reach it via ipse...

only test email is send in cisco DNA

I configured cisco dna to send emails as soon as aUser Defined Issue Notification is triggered, configured SMTP, performed the sending test and got the email as expected.But all SYSLOG events that were configured with the subscription for email do no...

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