Thx Roger, but is there in any debug or show command to verify the same, I believe not, right ?
On Fri, Apr 30, 2010 at 3:29 PM, Roger Henderson <rhender...@gmail.com>wrote: > This is overkill but... you could put an ACL on your relevant interfaces > that looks something like: access-list 101 permit udp ho 1.1.1.1 any eq 123 > > If 1.1.1.1 is your loopback you should see packet matches on that entry. > > HTH > > Roger > > On Sat, May 1, 2010 at 4:40 AM, vccie2010 <vccie2...@gmail.com> wrote: > >> Angel, thx for your response, what if Question specifically asks it , I >> am not able to see it thouh in the show or debug ntp commands ? >> >> Is thera away to verify it pls >> >> On Fri, Apr 30, 2010 at 12:17 AM, Angel Perez <gorr...@hotmail.com>wrote: >> >>> Hi, is better to don't specify a source interface, "ntp source lo0" this >>> way all local interfaces are source of ntp, imagine that you have a routing >>> issue and you can't ping that interface... or that this interface is down, >>> you would be able to select another interface as source >>> >>> hth >>> >>> ------------------------------ >>> Date: Thu, 29 Apr 2010 16:30:44 -0700 >>> From: vccie2...@gmail.com >>> >>> To: ccie_voice@onlinestudylist.com >>> Subject: [OSL | CCIE_Voice] ntp >>> >>> >>> PSTN RTR is NTP Master on EST - 5 >>> >>> HQ config - clock timezone PST -8 >>> ntp source lo0 >>> ntp server <PSTN RTR IP> >>> >>> >>> >>> HQ-RTR#sh ntp ass >>> address ref clock st when poll reach delay >>> offset disp >>> *~10.10.100.2 127.127.7.1 4 5 64 377 2.0 >>> 2.78 0.0 >>> * master (synced), # master (unsynced), + selected, - candidate, ~ >>> configured >>> >>> HQ-RTR#s ntp st >>> Clock is synchronized, stratum 5, reference is 10.10.100.2 >>> nominal freq is 250.0000 Hz, actual freq is 249.9999 Hz, precision is >>> 2**18 >>> reference time is CF846F6D.9C13549E (12:49:49.609 PST Thu Apr 29 2010) >>> clock offset is 2.7774 msec, root delay is 2.00 msec >>> root dispersion is 2.82 msec, peer dispersion is 0.02 msec >>> >>> HQ-RTR#sh clo >>> 12:50:11.431 PST Thu Apr 29 2010 ( this shows one hour behind ) ????? >>> >>> How can I check the source interface used for NTP is loopback0 which in >>> my case is 10.10.110.1 ??? >>> >>> any clues please ...thx >>> ------------------------------ >>> Hotmail: Free, trusted and rich email service. Get it >>> now.<https://signup.live.com/signup.aspx?id=60969> >>> >> >> >> _______________________________________________ >> For more information regarding industry leading CCIE Lab training, please >> visit www.ipexpert.com >> >> >
_______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com
