H3C S3600 Series User Manual

Operation Manual – DHCP
H3C S3600 Series Ethernet Switches-Release 1510 Chapter 4
DHCP Snooping Configuration
4-2
Internet
DHCP client
DHCP client
DHCP client
Ethernet
DHCP client
Switch A (DHCP snooping)
DHCP server
Switch B (DHCP relay)
Internet
EthernetEthernet
Internet
DHCP client
DHCP client
DHCP client
Ethernet
DHCP client
Switch A (DHCP snooping)
DHCP server
Switch B (DHCP relay)
Internet
Ethernet
Internet
DHCP client
DHCP client
DHCP client
Ethernet
DHCP client
Switch A (DHCP snooping)
DHCP server
Switch B (DHCP relay)
Internet
EthernetEthernetEthernet
Figure 4-1 Typical network diagram for DHCP snooping application
Figure 4-2 illustrates the interaction between a DHCP client and a DHCP server.
DHCP client
DHCP server
DHCP client
DHCP client
DHCP client
DHCP server
DHCP server
D
H
C
P
-
R
e
q
u
e
s
t
D
H
C
P
-
O
f
f
e
r
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
n
e
w
D
H
C
P
-
A
C
K
D
H
C
P
-
D
i
s
c
o
v
e
r
D
H
C
P
-
R
e
q
u
e
s
t
D
H
C
P
-
O
f
f
e
r
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
n
e
w
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
q
u
e
s
t
D
H
C
P
-
O
f
f
e
r
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
n
e
w
D
H
C
P
-
A
C
K
D
H
C
P
-
D
i
s
c
o
v
e
r
DHCP client
DHCP server
DHCP client
DHCP client
DHCP client
DHCP server
DHCP server
D
H
C
P
-
R
e
q
u
e
s
t
D
H
C
P
-
O
f
f
e
r
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
n
e
w
D
H
C
P
-
A
C
K
DHCP client
DHCP server
DHCP client
DHCP client
DHCP client
DHCP server
DHCP server
D
H
C
P
-
R
e
q
u
e
s
t
D
H
C
P
-
O
f
f
e
r
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
n
e
w
D
H
C
P
-
A
C
K
D
H
C
P
-
D
i
s
c
o
v
e
r
D
H
C
P
-
R
e
q
u
e
s
t
D
H
C
P
-
O
f
f
e
r
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
n
e
w
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
q
u
e
s
t
D
H
C
P
-
O
f
f
e
r
D
H
C
P
-
A
C
K
D
H
C
P
-
R
e
n
e
w
D
H
C
P
-
A
C
K
D
H
C
P
-
D
i
s
c
o
v
e
r
Figure 4-2 Interaction between a DHCP client and a DHCP server

H3C S3600 Series Specifications

General

Brand	H3C
Model	S3600 Series
Category	Switch
Language	English