AMW-DBR 1200AC
20
the data pac kets have to be "f r agm ented " to ac c ommodate the dev ic e w ith the
s malles t MT U value.
T he bes t MT U va lue f or At las Med ia r outer s is of ten jus t the f ac tor y def ault va lue.
I n s ome s ituations , c hanging the MT U v a lue f ixes one pr ob lem but c au s es another.
Leave the MT U unc hanged unles s one of thes e s ituations oc c ur s :
A.
You have pr oblems c onnec ting to your I SP or other I nter net s er vic e, and the
tec hnic al s uppor t of either your I SP or Atlas Media s ugges ts c hanging the MT U
value. Below w eb - bas ed applic ations might r equir e an MT U c hange:
A s ec ur e w ebs ite that does not open, or dis plays on ly par t of a w eb
page
Yahoo email
MSN por tal
B.
You us e VPN and enc ounter s er ious per f or manc e pr oblems .
C.
You us ed a pr ogr am to optimiz e MT U f or per f or manc e r eas o ns , and now you
have c onnec tivity or per f or manc e pr oblems .
If y ou s us p ect an M T U p roblem, t ry changin g t he M T U t o 1400. If t his does not help , gradua lly
reduce t he M T U from t he maximum value of 1500
until the pr oblem dis appear s .
T he c ommon MT U s izes and ap plic ations ar e lis ted in the table below.
MTU
Applicat ion
1500
Typic al f or c onnec tions that do not us e PPPoE or
VPN.
1492
Us ed in PPPoE envir onments .
1472
Max imum s iz e to us e f or pinging. ( Lar ger pac kets
ar e f r agmented. )
1468
Us ed in s ome DHCP envir onments .
1436
Us ed in PPT P envir onments or w ith VPN.
Summary of Contents for AMW-DBR 1200AC
Page 1: ...AMW DBR 1200AC Wireless AC1200 Dual band Router User Guide AtlasMediaCo com ...
Page 47: ...AMW DBR 1200AC 45 Click Add Select or enter your wireless MAC address and click Save ...
Page 85: ...AMW DBR 1200AC 83 2 Click Network and Internet 3 Click Network and Sharing Center ...
Page 87: ...AMW DBR 1200AC 85 6 Select Internet Protocol Version 4 TCP IPv4 and click Properties ...
Page 88: ...AMW DBR 1200AC 86 7 Select Obtain an IP address automatically and click OK ...
Page 89: ...AMW DBR 1200AC 87 8 Click OK on the Local Area Connection Properties window ...
Page 91: ...AMW DBR 1200AC 89 2 Click Network and Internet 3 Click Network and Sharing Center ...
Page 99: ...AMW DBR 1200AC 97 3 Select the wireless network and click Remove network ...