[ntp:questions] NTP 4.2.6p3 multicast server not visible in orphan peer to peer mode?
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Null at BlackList.Griffin-Technologies.invalid
Wed Apr 6 03:30:46 UTC 2011
On 4/5/2011 5:27 PM, Wu, Bailey wrote:
> My setting for clients and server are very similar to
> those below. but the HPUX clients seem to only see two
> servers at a time (instead of 4 as would be expected).
> I'm also noticing that some solaris clients are not able
> to ntpdate to the servers.
> Here's my ntp config files.
> Server1 ------------------------
> tinker stepout 192
> broadcast 224.0.1.1 ttl 4
> driftfile /var/ntp/ntp.drift
> tos orphan 3
>
> Server2 -----------------------
> tinker stepout 192
> broadcast 224.0.1.1 ttl 4
> driftfile /var/ntp/ntp.drift
> tos orphan 3
> server Server1 true maxpoll 6 iburst
>
> HPUX1 (This client only sees 2 Server2 sources
> and nothing from Server1, this client runs ntp 3.5f)
> ------------------------
> driftfile /etc/ntp.drift
> manycastclient 224.0.1.1
>
> HPUX2 (This client only sees 2 Server2 sources
> and nothing from Server1, this client runs ntp 3.5f)
> ------------------------
> driftfile /etc/ntp.drift
> manycastclient 224.0.1.1
>
> Solaris1 (this client cannot ntpdate to Server1,
> Server2 is rejected as a source, ntpq flash=800 peer_loop)
> ------------------------
> server Server1 true iburst maxpoll 6
> server Server2 true iburst maxpoll 6
> driftfile /var/ntp/ntp.drift
>
> there are a few other solaris clients with
> the same config files and same problems.
>
> I originally had the following restrict options for the servers:
> restrict -4 default kod notrap nomodify noquery
> restrict<interface1> mask<mask1>
> restrict<interface2> mask<mask2>
> restrict 127.0.0.1
> restrict ::1
>
> I removed those restrict option because I though ntpd would
> then just default to allow everything.
> Can anyone explain why I'm seeing the problems with these config files??
I see broadcast servers, but no broadcast clients?
I see manycast clients, but no manycast servers?
I'm uncertain about one that old, however I think more recent NTP
would either need to be run with ntpd -A or disable auth in the conf
if you don't want to use unauthenticated broadcast / multicast
/ manycast servers?
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