Draytek Vigor130, User Manual

Page: 281 / 288

Vigor130 Series User’s Guide 271
>
wan ppp_mru 1 ?
% Now: 1492
> wan ppp_mru 1 1490
>
> wan ppp_mru 1 ?
% Now: 1490
> wan ppp_mru 1 1492
> wan ppp_mru 1 ?
% Now: 1492
T
T
e
e
l
l
n
n
e
e
t
t
C
C
o
o
m
m
m
m
a
a
n
n
d
d
:
:
w
w
a
a
n
n
m
m
t
t
u
u
This command allows users to adjust the size of MTU for WAN1.
wan mtu [value]
S
S
y
y
n
n
t
t
a
a
x
x
D
D
e
e
s
s
c
c
r
r
i
i
p
p
t
t
i
i
o
o
n
n
Parameter Description
value It means the number of MTU for PPP. The available range is
from 1000 to 1500.
For Static IP/DHCP, the maximum number will be 1500.
For PPPoE, the maximum number will be 1492.
For PPTP/L2TP, the maximum number will be 1460.
E E x x a a m m p p l l e e
> wan mtu 1100
> wan mtu ?
Static IP/DHCP (Max MSS: 1500)
PPPoE(Max MSS: 1492)
PPTP/L2TP(Max MSS: 1460)
% wan ppp_mss <MSS size: 1000 ~ 1500>
% Now: 1100
T
T
e
e
l
l
n
n
e
e
t
t
C
C
o
o
m
m
m
m
a
a
n
n
d
d
:
:
w
w
a
a
n
n
D
D
F
F
_
_
c
c
h
h
e
e
c
c
k
k
This command allows you to enable or disable the function of DF (Don’t fragment)
wan DF_check [on]
wan DF_check [off]
S
S
y
y
n
n
t
t
a
a
x
x
D
D
e
e
s
s
c
c
r
r
i
i
p
p
t
t
i
i
o
o
n
n
Parameter Description
on/off It means to enable or disable DF.
E
E
x
x
a
a
m
m
p
p
l
l
e
e
> wan DF_check on
%DF bit check enable!