Networking

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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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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.

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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

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...

IOS Patch Image failed to be Installed.

Hello Team,I'm facing a challenge to apply a patch on the Cisco ISR4331. See the below error message from the router. SIMBA-RT#install add file bootflash:isr4300_cpld_update_v2.0.SPA.bin activate commitinstall_add_activate_commit: START Wed Mar 27 11...

dissai by Level 1
  • 85 Views
  • 3 replies
  • 0 Helpful votes

Looking for snmp configuration for cisco N540x router

Hi All,Looking for snmp configuration for cisco N540x router.I got information in cisco docs.But configuration bit confuse.Can someone please send me actual command to configure snmp in cisco N540x routerThanks,Prashanth 

ASA5506-X simple setup NOT understanding HELP

I’m not sure if I’m posting this in the right spot; I’m new to this needing help with setup of a device. I’ve been trying and failing at setting up my 5506. I have a few questions I think if I can get cleared up I can maybe get this working. Please h...

Dot1x Configuration in WS-C2960X-24TS-LL

I have Configured the 802.1x Configuration in WS-C2960X-24TS-LL Switch Globally. when i test the aaa test it was successful. but when i tried to configure in the Interface the authentication was not happening. so can you please help to configure the ...

Resolved! Nexus 3172TQ - Access ports seem not to accept vlan tagged traffic

Hi,I set up vlans, interface vlans with IPs, access ports, link aggregations and trunk on my Cisco 3172TQ.I also set up a linux machine as a test machine to check the configuration.If I send tagged traffic to the access ports of the switch, it seems ...

urbaman by Level 1
  • 433 Views
  • 4 replies
  • 5 Helpful votes

Resolved! Cat 9000v and 802.1X / MAB support

Hello, CML (Cisco Modelling Lab) 2.5 announced a virtual Catalyst 9000 running IOS-XE 17.10 - I tested this out on my personal CML 2.6.1 and I am struggling to get 802.1X working. I know Cat 9K virtual is still a beta release and the CML folks can't ...

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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Loading an IOS on a switch via Xmodem

A very good evening to all!There are times when the IOS on a switch may crash and (as a last resort) you need to use the painfully slow Xmodem transfer to save your life. I bought a 3550 a while back and that is precisely what happened with me. Witho...

BGP null route in Cisco EVPN VxLAN fabric

Hello,I have very simple Cisco EVPN VxLAN fabric running on Cisco nexus 93180YC-EX switches. I am using OSFP + iBGP for underlay/overlay with Multicast. I have border-leaf switches connected to single ISP with eBGP peers and I am advertising my publi...

Cisco Prime Infrastructure SMTP Mail Test Issue

PI version 3.10 , I configured an SMTP server in "Administration/Settings/System Settings/Mail Server Configuration" and then clicked "Test" but nothing happen,I never received the test mail.PI alarm said:System with IP Address '192.168.99.210' faile...

pi smtp error 1.png pi smtp error 2.png hmailserver.png pi smtp error 3.png
satan023 by Level 1
  • 349 Views
  • 8 replies
  • 0 Helpful votes

BGP aggregate address vs IP route null0

these routers are direclty connected via point to point connection.  When I try summarization, only ip route x.x.x.x x.x.x.x null0 with network statement works for me.  When I use the aggregate address command I dont see summary route in route table....

davinci by Level 1
  • 3769 Views
  • 6 replies
  • 0 Helpful votes
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