Quick DHCP Server Configuration

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I’ve some job coming up where I’ll have to reconfigure a few DHCP servers. GUI interface is great but when you have a lot to do and you don’t want to miss anything, it’s better to have a script ready and check for all configs required. Microsoft somehow got that and moving on with a “core” version for in its 2008 server. Time to really make use of the new “black and white – non-graphical” technology!!

netsh dhcp server <serverip> add scope <scopeip> <scopesubnet> “<ScopeName>” “<Scopedescription>”      
netsh dhcp server <serverip> Scope <scopeip> add iprange <start ip> <last ip>      
netsh dhcp server <serverip> Scope <scopeip> add excluderange <startexcludeip> <last exclude ip>      
netsh dhcp server <serverip> Scope <scopeip> set optionvalue 003 IPADDRESS “<router IP>”      
netsh dhcp server <serverip> Scope <scopeip> set optionvalue 006 IPADDRESS “<DnsSvr1>” “<DnsSvr2>”    
netsh dhcp server <serverip> Scope <scopeip> set optionvalue 015 string  “Domain Name”      
Netsh dhcp server <serverip> Scope <scopeip> set optionvalue 051 DWORD 86400      
netsh dhcp server <serverip> Scope <scopeip> set state 1        
netsh dhcp server <serverip> Scope <scopeip> add reservedip <reserve ip> <mac-address> “<reservename>” “<reserveDescription>” “BOTH”
netsh dhcp server <serverip> Scope <scopeip> add reservedip <reserve ip> <mac-address> “<reservename>” “<reserveDescription>” “BOTH”
netsh dhcp server <serverip> Scope <scopeip> add reservedip <reserve ip> <mac-address> “<reservename>” “<reserveDescription>” “BOTH”
netsh dhcp server <serverip> Scope <scopeip> add reservedip <reserve ip> <mac-address> “<reservename>” “<reserveDescription>” “BOTH”
                   
  1. Copy paste in spreadsheet, update all <..> as required.
  2. Copy paste to a text file,
    1. save as a .BAT, execute wherever with proper permissions.
    2. save to a single file and run using the C:\>netsh exec filename.txt command from the command line.

NB: Option value: 3=ROUTER ; 6=DNS ;15=Lease time; 51=Domain Name;

Posted on June 25th 2010 in IT/ Network Admin ShareThis

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