Symmetricom SyncServer S100 User Manual page 111

Page e 98 98 .......................................................................... Pag
as as a a fre
(registration (registrat
Installing Insta
1. 1. Lo Log g in into to Mi Micr cros osof oft t Win
2. 2. St Star art t Sy
3. 3. Right
4. 4. Cli
5. Ente ter r th the e IP IP ad addr dres ess s of of a a ne netwo 5. En
6. 6. Ent
7. 7. Us
Note: : For Note
Testing Test
1. 1. Right
2. 2. Cli
If If Sym
15: 15:00
15:00:28 Apr 15:0
Verify y that Verif
se serv rver er do down
(o (on n pa page ge 91 91). ).
Using ngNTP Usi
NTP us uses es aut NTP
s s ta tanda
n n
n n
On Only ly on one e me
on on the
Note: : Log Note
tic ticati ation.
Using MD5 Keys on a Using MD5 Keys on a Sy
A A high
..........................................................................99 997-0
free e down downlo load ad fro from m Sym Symme
ion required). required).
lling and Configu and Configuring SymmTi ring SymmTime
Windows dows
Symm mmTi Time me fr from om th the e Wi
pl play ay in in th the e lo lower wer ri righ ght t co corn rner er of of th the e Wi
bl blue ue "S" "S" on on a a whi white te ci circu rcula lar r "c "clo lock ck fa face ce". ".
Right-cl -clic ick k Symm SymmTim Time e and
Click ck the the button. button.
Ad Add d Server Server
Enter er a a de desc scrip ripti tive ve ti titl tle e for
Use e th the e wh whit ite e up up ar arro row w to to th the e le left ft of
the the lis list. t.
For on onli line ne hel help, p, rig right ht-c -cli lick ck Sym
ing SymmTime SymmTime
Right-cl -clic ick k Symm SymmTim Time e and
dow. dow.
Click ck the the bu butt tton. on. Sym
Sync Now Sync Now
pauses. pauses.
SymmTi mTime me sy synch nchroni ronizes zes, , it it dis
00:29 :29 Apr Apr 05: 05: NT NTP P En
0:28 Apr 05: Offset +067m 05: Offset +067ms s
that the the "O "Offs ffset" et" mes messag
wn th the e li list st of of
Active e Servers Activ
NTPAuthe Authentic nticatio
authe henti ntica cati tion on to to pre
ndard rd me meth thods ods of of NTP NTP aut authe henti ntica cati tion on are
MD5 MD5 ke keys ys, , a a fo form rm of of sy symm mmetr
Aut Autok okey ey, , a a fo form rm of of pu publ blic ic ke key y cr cryp ypto togra
meth thod od ca can n be be us used ed at at a a ti time
the Sy Sync ncServ Server. er.
Log in in to to th the e Syn SyncSe cServe
on. Als Also o see see
Enabling Secure Login Enabling Secure Login
high level level desc description ription of of how to how to set
metri trico com m at at
http://www.ntp-systems.com/symmtime.asp http://www.ntp-systems.com/symmtime.asp
me
with admi with administ nistrator rator privi privilege
Wind ndows ows St Star art t me menu nu, , or or ri righ ght- t-cl clic ick k th the e ic icon on ne near ar th the e ti time
Wind ndows ows de desk skto top. p. Th
and sel select ect
Sync Servers... Sync Servers...
twork rk po port rt on on th the e Sy Sync ncSer
for "Se "Serv rver er Lo Loca cati tion on" " and and cl clic ick k
of
Activ Active e Servers Servers
SymmT mTim ime e and and se sele lect ct
and sel select ect Sync Status Sync Status . . Th This is op open ens s th the e
SymmT mTim ime e se sends nds an an NTP
displa plays ys a a mes messag sage e sim simila ilar r to to the
Engin gine e sta start rted. ed.
(192.168 (192 .168.61. .61.58, 192.16
sage e con contai tains ns
th the e IP IP ad addre dress
. . Oth Otherwis erwise, e, see see the
Servers
ation n
preve vent nt sp spoof oofin ing, g, in inter terce cept,
are av avai aila labl ble e on on th the e Syn
etric ic ke key y cry crypto ptogra graphy phy. .
graph phy. y.
me; ; MD MD5 5 k k ey eys s an and d Au
rver r se secu curel rely y (ht (http tps/ s/po port rt 443 443) ) when
(o (on n pa page ge 10 102) 2). .
Sync ncServer Server
set up up MD5 MD5 authent authenticati
7-0152 1520-0 0-03 3 Rev Rev. . A A
and and ins instal tall l Symm SymmTim
leges s
The e ic icon on ap appe pear ars s as as a a ve very ry sm
Serv v er er. .
. .
OK OK
to to mo move ve th the e Sy Sync ncSe Serv rver er to to th the e to top p of
. .
Help Help
Synchronizati Synchronization
NTP req reque uest st to to the the Syn SyncSe cServ rver er and
the fol followin lowing g exa exampl
58, 192.168.61 8.61.58 .58) )
an and d no not t th the e ne next xt
ss of of th the e Sy Sync ncSe Serve rver r
the trou trouble blesho shooti oting ng top topic, ic,
pt, and and rep repla lay-t y-typ ype e att attac acks ks. . The
SyncSe cServ rver: er:
Auto toke key y c c an anno not t be be us used ed c c on oncu curre
when co confi nfigur gurin ing g NTP NTP aut
ication on between between two two NTP NTP devic
Using ng NTP Usi NTP
Time. e.
me di dis s - -
smal all l
of
on Status Status win- win-
and
mple: e:
NTP Clients NTP Clients
The two two
rrent ntly ly
authe hen- n-
devices: es: