Hi, Are you sure "transport input none" has been kept after reboot ?
--Christophe ----- Mail original ----- De: "Lukas Tribus via cisco-nsp" <[email protected]> À: "Marco Moock" <[email protected]> Cc: "cisco-nsp" <[email protected]> Envoyé: Jeudi 11 Décembre 2025 13:46:10 Objet: Re: [c-nsp] Cisco disable ports 2001,4001,6001,9001 On Thu, 11 Dec 2025 at 12:48, Marco Moock via cisco-nsp <[email protected]> wrote: > > Hello! > > Certain Cisco models (in my case 800 series, e.g. C886vaw, 886w etc.) > have telnet services on port 2001,4001,6001 and 9001. > > What is the preferred way to disable them entirely (not firewalling > them), but keep telnet and ssh? "transport input none" on the line causing those ports to open. for example: line aux 0 transport input none I assume there some show command to review, like show lines perhaps? Lukas _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
