Operation Manual
Vigor2133 Series User’s Guide   
622
E
E
x
x
a
a
m
m
p
p
l
l
e
e
> sys daylightsave -y 9 1 0 14 
% Start: Yearly on Sep 1th Sun 14:00 
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
:
:
s
s
y
y
s
s
d
d
n
n
s
s
C
C
a
a
c
c
h
h
e
e
T
T
b
b
l
l
This command is used to configure TTL settings which will be displayed in DNS Cache table. 
S
S
y
y
n
n
t
t
a
a
x
x
sys dnsCacheTbl [<command><parameter>|…] 
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 
[<command><parameter>|…
] 
The available commands with parameters are listed below. 
[…] means that you can type in several commands in one line. 
-l  Display DNS IPv4 entry in the DNS cache table. 
-s  Display DNS IPv6 entry in the DNS cache table. 
-v  Display the TTL limit value in the DNS cache table. 
-t < 0/n >  Set the TTL limit value in the DNS cache table. 
0- No limit 
N – Greater than or equal to 5. 
-c  Clear the DNS cache table. 
E
E
x
x
a
a
m
m
p
p
l
l
e
e
> sys dnsCacheTbl -l 
%DNS Cache Table List 
> sys dnsCacheTbl -t 65 
% Set TTL limit: 65 seconds. 
% When TTL larger than 65s , delete the DNS entry in the router's DNS cache 
tabl 
e. 
> 
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
:
:
s
s
y
y
s
s
s
s
y
y
s
s
l
l
o
o
g
g
This command is used to enable / disable syslog. 
S
S
y
y
n
n
t
t
a
a
x
x
sys syslog -a <enable> [-<command> <parameter> | ... ] 
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 
[<command><parameter>|…
] 
The available commands with parameters are listed below. 
[…] means that you can type in several commands in one line. 
-a <1/0>  Enable (1) or disable (0) Syslog Access Setup. 
-s <1/0>  Enable (1) or disable (0) Syslog Save to Syslog Server. 
-i <IP address>  Define the IP address of the Syslog server. 
-d <port number>  Define the port number (1 ~ 65535) as the destination port. 
-u <1/0>  Enable (1) or disable (0) Syslog Save to USB Disk. 










