From: dara tomar (wish2ie@gmail.com)
Date: Wed Nov 14 2007 - 13:44:13 ART
*Hi Gregory,
Hopefully this may be of some help.....
http://www.cisco.com/univercd/cc/td/doc/product/software/ios124/124cr/hcf_r/cfn_05h.htm#wp1047271
The usage guidelines says something like:
If authentication is enabled, use this command to define one or more key
numbers (corresponding to the keys defined with the ntp
authentication-keycommand) that a peer NTP system must provide in its
NTP packets, in order
for this system to synchronize to it.
HTH,
Regards,
Dara*
On Nov 14, 2007 9:03 PM, Gregory Gombas <ggombas@gmail.com> wrote:
> Can someone please explain what the trusted key is for? It seems like
> a redundant command:
>
> Server:
> R1(config)#ntp master 1
> R1(config)#ntp authentication-key 1 md5 CISCO
>
> Client:
> R2(config)#ntp authenticate <-- enables authentication of the server
> R2(config)#ntp authentication-key 1 md5 CISCO <-- Defines a key
> R2(config)#ntp trusted-key 1 <-- What the hell does this do?
> R2(config)#ntp server 12.0.0.1 key 1 <-- Binds the key to the server
>
> Thanks,
> Greg
>
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