Specifications

DHCP Overview
20-2 DHCP Configuration
ToconfigureDHCPontheEnterasysMatrix‐Norstandalonedevice,youmustconfigureanIP
addresspool,clientparameters,andoptionalstaticIPaddressforaspecifiedscope.Whereseveral
subnetsareaccessedthroughasingleport,youcanalsodefinemultiplescopesonthesame
interfaceandgroupthe
scopestogetherintoasuperscope.
DHCPTaskList
TheCLIcommandsforDHCPServerprovidefunctionalityfor:
1. ConfiguringaDHCPlocalpoolforasubnet(required)
2. ExcludingIPaddressesnottobeassignedtotheclientsbytheDHCPserver(optional)
3. ConfiguringaDHCPpool(required)
4. ConfiguringmanualbindingsofIPaddressesand
clienthardwareaddresses(optional)
5. ConfiguringaDHCPserverbootfile(optional)
6. MonitoringandmaintainingDHCPserverservices(optional)
7. EnablingDHCPserviceonaroutinginterface(required)
DHCP Supported Options
Table 20‐1liststheDHCPserveroptionnamesandcodessupportedbythefirmware.Alloptions
specifiedinTable 20‐1maybeconfiguredusingthecommand“option”onpage 20‐14.Several
commonly‐usedoptionsmayalsobeconfiguredusingdedicatedcommands:“domain‐name”on
page 20‐9,“dns‐server”
onpage 20‐10,“netbios‐name‐server”onpage 20‐11, “netbios‐node‐type”
onpage 20‐11,and“default‐router”onpage 20‐12.
Exceptwherenoted,alloptionsaredefinedinRFC‐2132.Inaddition,thesite‐specificoptioncodes
designatedbyRFC‐2132(128‐254)maybeused
todefineoptionsforusewithinasiteoran
organization.Somevendorshavemadeuseofsite‐specificoptionstoconfiguretheirproduct
features.
Table 20-1 DHCP Server Supported Options
DHCP Option Option Code
Subnet Mask 1
Time Offset 2
Router 3
Time Server 4
Name Server 5
Domain Name Server 6
Log Server 7
Cookie Server 8
LPR Server 9
Impress Server 10
Resource Location Server 11
Host Name 12
Bootfile Size 13
Merit Dump File 14