Re: NTP authentication

From: Edmund Roche-Kelly (edr9007@xxxxxxx)
Date: Sun Jun 30 2002 - 18:32:04 GMT-3


   
You should use

ntp server 153.10.4.4 key 1

If it works, it'll show up in show ntp assoc detail:

153.10.4.4 configured, authenticated, our_master, sane, valid, stratum 1
ref ID .LOCL., time C0C9BD9F.9583BA14 (17:25:51.584 UTC Sun Jun 30 2002)
our mode client, peer mode server, our poll intvl 64, peer poll intvl 64
root delay 0.00 msec, root disp 0.03, reach 7, sync dist 3965.317
delay 63.98 msec, offset -6.4523 msec, dispersion 3933.30
precision 2**18, version 3
org time C0C9BDAB.479940D8 (17:26:03.279 UTC Sun Jun 30 2002)
rcv time C0C9BDAB.50979454 (17:26:03.314 UTC Sun Jun 30 2002)
xmt time C0C9BDAA.D427994B (17:26:02.828 UTC Sun Jun 30 2002)
filtdelay = 485.79 63.98 63.64 0.00 0.00 0.00 0.00
0.00
filtoffset = 207.77 -6.45 -13.94 0.00 0.00 0.00 0.00
0.00
filterror = 0.03 1.01 1.98 16000.0 16000.0 16000.0 16000.0
16000.0

elping wrote:
>
> I have the following config....on two routers ....I am certain this is a
> correct config..but feel free to correect me....
>
> now is there a way to tell with a show command if authentication is
> configured..
> I have tryed
>
> sh ntp ass det
> sh ntp sta
>
> no mention on authentication
>
> router 4
> ntp authentication-key 1 md5 14141B180F0B 7
> ntp authenticate
> ntp trusted-key 1
> ntp master 3
> !
> !
> int lo0
> ip address 153.10.4.4 255.255.255.0
>
> router 1
> ntp authentication-key 1 md5 02050D480809 7
> ntp authenticate
> ntp trusted-key 1
> ntp clock-period 17180199
> ntp server 153.10.4.4



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