© 1999. All rights reserved.
Black Box Corporation.
BLACK
BOX®
The World’s Source for Cabling and Network Connectivity
SM
Black
Box
Corporation
• 1000 Park Drive • Lawrence, PA 15055-1018 • Tech Support: 724-746-5500 • www.blackbox.com • e-mail:
[email protected]Performs IP and IPX
routing and bridging.
Functions as a “Solid
Firewall.”
“Single IP” connects
LAN users to the
Internet or an intranet
through just one IP
address.
WAN links can be dial-
up, leased line (DDS or
full or fractional E1 or
T1), or Frame Relay.
Supports PPP, HDLC,
RFC 1490, SNMP, PAP,
and CHAP, as well as
T1/E1 drop & insert.
I
fyournetworkuserswant
accesstotheInternet,ortothe
companyintranet,there’salways
someonereadytosellyoua
solutionthatdoesn’tdowhatyou
need,includesbellsandwhistles
youdon’tneed,andwhoseinstall-
ationandmaintenancecostswill
wipeoutyourbudgettwiceover.
Beforeyouputyourself
throughthat,tryourInternet
AccessRouter2(IAR2)onfor
size.It’sarouteryoucanhookup
tooneortwoEthernetLANsin
ordertoWAN-linkthemtoan
externalIPinternetwork.Forthe
price,theIAR2isremarkablyfull-
featured—
withthegoodstuff:
•ItsIProutingincludes
supportforstaticIPconfiguration,
dynamicIPlearningwithRIPand
RIP-2,CIDRtopologies,multipleIP
netsonthesameLAN,numbered
andunnumberedinterfaces,and
IPfragmentation.
•ItsIPXroutingincludesRIP
andSAPsupport.
Who says you need a jumbo, LAN-speed
router to connect your local network to the
world? Use one of these and plug your
office into the Internet today!
KeyFeatures
INTERNETACCESSROUTER2
6/8/99
•ItsbridgingisIEEE802.1d
compliant(butdoes
not
include
theSpanningTreealgorithm).It
canbridgetwoLANsacrossthe
WANlink,oppositeanystandard
third-partybridge;two-LANunits
canbridgethosetwoLANsalso,
orevenallthreeLANsatonce.
•Asa“SolidFirewall,”it
makesyourlocalLANtotally
invisibletounauthorizedoutside
users,whichmakesitidealfor
security-sensitiveoffices.External
loginscanbehandledwiththe
PAPorCHAPprotocol.
Probablythemostusefuland
excitingfeatureoftheIAR2,
though,is“SingleIP.”Normallya
LANrequiresacomplete,unique,
legal,staticallyassignedsubnetto
connecttoanexternalIP
network.ButwithSingleIP,your
entiresmallofficecanaccessthe
Internetoranintranetthesame
wayasinglePCwould:byusing
justoneIPaddress,staticallyor
dynamicallyassignedbyyourISP.
Thismeansthatanyofthe
usersonyournetworkcanruna
Webbrowser,FTPclient,email
client,newsreader,Telnet,
TN3270,orotherIPapplication
usinganyTCP/IPstackonany
typeofcomputer.Severalofthem
canevendothissimultaneously.
TheIAR2canalsoconnector
disconnectfromitsWANlink(s)
basedonactualorspecificusage,
anditcanfiltertraffictoavoid
wastingbandwidth.
OntheLANside,different
modelsoftheRouterhaveeither
oneortwo10BASE-Tportsorone
10BASE2(ThinNet)port.Onthe
WANside,differentmodelshave
eitheroneE1port,twoE1ports
(onemainandonesublink),one
T1port,twoT1ports(onemain
andonesublink),oneV.35port,or
oneX.21port.TheE1portshave
bothbalanced(RJ-45)andunbal-
anced(dualBNC)connectorsfor
maximumcompatibility.