About Herman2022

Herman2022 · 11-27-2025

Hi, we need to setup a new multiple data center with layer 2 scretch over the 2 DCs. I know there are 3 options1. ACI2. OTV 3. EVPN-VXLANOTV is only supported on Nexus 7k, but N7k reaches end of life. Now we need to choose a suitable solution from 2 ...

Herman2022 · 11-20-2025

Hi, we recently purchased catalyst 8500 router, if we don't use DNA service, does 8500 need to communicate with smart license? The license transport type is CSLU. Below is the output of the command "sh license status". Can someone pls advise, thanks ...

Herman2022 · 11-16-2025

Hi, we have new purchased catalyst 8300 router with network-advantage and dan-advantage(mandatory). For initial setup, do we need to configure dns license under exec mode. We are not using DNA center to manage the devices. Currently I just run the fo...

Herman2022 · 11-10-2025

Hi, we have one catalyst 8500 router with following os. Cisco IOS XE Software, Version 17.09.05aCisco IOS Software [Cupertino], c8000aes Software (X86_64_LINUX_IOSD-UNIVERSALK9We would like to upgrade it to most stable version. Can anyone please advi...

Herman2022 · 10-15-2025

Hi, our ASR 1001-X current OS version is "16.6.x", we plan to upgrade the OS, what is recommended version? Can anyone please advise? Thanks in advance!

Herman2022 · 11-21-2025

Hi @balaji.bandi ,thanks for your advice. We purchased DNA license, but we won't use DNA service. Do we still need to make this router communicate with smart licensing manager? Should we have to change transport type from "cslu" to "smart" if using s...

Herman2022 · 11-17-2025

hi @Kasun Bandara , @Giuseppe Larosa @Leo Laohoo , thanks for your kind advice. Tow further questions:1. how to turn off telemetry? 2. as we must use smart licensing, so we have to make the router to reach cisco smart licensing server via internet ,r...

Herman2022 · 11-11-2025

Hi M02@rt37 ， thanks for your advice. our 8500 is deployed in on-premise data center. I saw the brand of version 17.15.x.x is IOSXE, can we directly upgrade from Cupertino 17.09.05a to IOSXE 17.15.3a? Looking forward to your kind advice! thanks.

Herman2022 · 10-15-2025

Hi M02@rt37 , thanks for your advice! if upgrading to 17.9.7a, will there be any license issue? seems 17.9 use smart licensing by default.

Herman2022 · 10-15-2025

Hi @balaji.bandi , thanks for your kind advice! will there be any feature compatibility issue? we just need a stable newer version based on the current version. The main features/config syntax like mpls,ospf, bgp, ipsec VPN should not be affected.

Member Since	‎07-25-2023 02:26 AM
Date Last Visited	‎11-10-2025 08:21 AM
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Cisco ACI vs EVPN-VXLAN for DC network solution

license for cisco 8000 series

do we need to configure DNA license on cisco 8300 if we are not using

what version of software should use for catalyst 8500

How to choose ISO XE version?

Re: license for cisco 8000 series

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Re: what version of software should use for catalyst 8500

Re: How to choose ISO XE version?

Re: How to choose ISO XE version?