From: Derek Small \(Fuse\) (dwsmall@xxxxxxxxxx)
Date: Sun May 14 2000 - 21:50:50 GMT-3
Yes, but you have to use the "peer" statements only. If you configure a
router as a master, it will allow any client to sync up.
Derek Small
CCIE # 5832
dwsmall@fatkid.com
----- Original Message -----
From: "zjgu" <zjgu@sina.com>
To: "Derek Small (Fuse)" <dwsmall@fatkid.com>; <Ron.Fuller@3x.com>;
<ccielab@groupstudy.com>
Sent: Sunday, May 14, 2000 10:57 AM
Subject: Re: NTP Authentication
> hi all:
> when I config the ntp broadcast.Can I use the authentication?
>
> > ----- Original Message -----
> > From: <Ron.Fuller@3x.com>
> > To: <ccielab@groupstudy.com>
> > Sent: Monday, April 17, 2000 6:49 PM
> > Subject: NTP Authentication
> >
> >
> > > I'm about ready to pull my hair out. What is the big secret with
getting
> > > NTP authentication to work? I setup one of my 4500's as an NTP server
and
> > > have a few other routers configured to get their time from it.
Regardless
> > > of the config, it all works fine, with or without authentication.
Here's
> > a
> > > cut of my configs:
> > >
> > > 4500 (NTP Master router)
> > > ntp authentication-key 1 md5 051F0F0224 7
> > > ntp authenticate
> > > ntp trusted-key 1
> > > ntp master 1
> > >
> > >
> > > 2513 Router:
> > > ntp clock-period 17179855
> > > ntp server 172.16.1.249
> > >
> > > And the results of the "sh ntp assocaitions" and "sh ntp status"
> > >
> > > R6#sh ntp ass
> > > address ref clock st when poll reach delay
offset
> > > disp
> > > *~172.16.1.249 .LOCL. 1 29 64 377
7.4 -9.33
> > > 0.7
> > > * master (synced), # master (unsynced), + selected, - candidate, ~
> > > configured
> > >
> > > R6#sh ntp sta
> > > Clock is synchronized, stratum 2, reference is 172.16.1.249
> > > nominal freq is 250.0000 Hz, actual freq is 250.0002 Hz, precision is
> > 2**19
> > > reference time is BCA61473.8EEABC3B (18:53:39.558 EST Mon Apr 17 2000)
> > > clock offset is -9.3339 msec, root delay is 7.37 msec
> > > root dispersion is 10.04 msec, peer dispersion is 0.67 msec
> > >
> > > Any suggestions or hints would be greatly appreciated.
> > >
> > > The NTP master router is a 4500 running 12.0.4 and the remote is a
2513
> > > running 12.0.4
> > >
> > > Halifax is only 9 days away!
> > >
> > > Ron Fuller, CCDP, CCNP-ATM, CCNP-Security, MCNE, MCP
> > > 3X Corporation
> > > rfuller@3x.com
> > >
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