Thank you for reply. I write ip address of ntp server, not name server. I found this CSCsx21595. At the document is written about BVI and loopback interfaces, but I have a just FastEthernet. I'll try to downgrade ios.
On 18 November 2013 17:53, Chris Marget <[email protected]> wrote: > On Mon, Nov 18, 2013 at 2:31 AM, Kirill Bychkov > <[email protected]>wrote: > >> >> ntp peer <IP ADDRESS> >> Sometimes, after turnoff power, this line disappears from configuration. >> > > I've seen similar behavior on IOS 12.x when the router is configured with > 'ntp server <name>' > > The problem there is that if DNS fails (because, say, we're waiting for > DHCP to tell us about a DNS server), the line is skipped at boot time. > > startup-config still retails the configuration, but it does not appear in > running-config. A 'wr mem' at this point wipes it out from the startup > configuration as well. > > IOS 15.x tries to resolve DNS names repeatedly, so it's no problem there. > > CSCtw45592 describes the problem. > > Perhaps it is related? I've not explored the implications of configuring > 'ntp peer' when 'ntp server' is missing. > > /chris > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
