Enterasys Networks CSX6000 - Manual (Page 311)

Central Site Remote Access Switch 311
C ONFIGURING A DVANCED IP R OUTING
DHCP Relay Agent
E XAMPLE DHCP C ONFIGURATIONS
Below we have included two of the more common DHCP scenarios. These may help you configure
your own DHCP feature.
IP Router to IP Router (with Relay Agents on both)
This configuration is useful when the “next hop” to the DHCP Server is another DHCP/BOOTP
Relay Agent.
In this configuration, the DHCP Client is able to obtain its IP address from the DHCP Server (and
any other information that the server provides), using the Relay Agents contained in both IP
CSX5500 Using routing
CSX1200 Remote Bridge
DHCP Client DHCP Client
DHCP
DHCP Server
DHCP
B25 B27
B26 B28
WORKGROUP REMOTE ACCESS SWITCH
B29 E1 ONLY B-CHANNELS LAN 10BASE-T RX TX SERVICE B31
B30 L1
B21 B23
B22 B24
B17 B19
B18 B20
B13 B15
B14 B16 E1 D T1 D
B9 B11
B10 B12
B5 B7
B6 B8
B1 B3
B2 B4 POWER
ISDN
CSX5500
IP Router w/ DHCP
Relay Agent ("Alex")
CSX150
IP Router w/ DHCP
Relay Agent ("Ruby")
DHCP Server
DHCP Client
192.168.1.5
192.168.1.168 204.157.42.168
192.168.10.168 192.168.10.1