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All rights reserved. 23 -- Use is subject to license terms. 24 --> 25 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> 26 <html> 27 28 <head> 29 <title>DHCP Manager Help: Configuring DHCP Server</title> 30 <meta NAME="AUTHOR" CONTENT="smorgan"> 31 <meta NAME="KEYWORDS" CONTENT="DHCP"> 32 33 </head> 34 35 <body bgcolor="#ffffff"> 36 37 <a name="top"></a> 38 39 <table border=0 cellspacing=0 cellpadding=0 width=625> 40 41 42 <!-- Start navigation banner --> 43 44 <tr><td colspan=4 WIDTH="615" align="left" valign="top"><IMG SRC="art/bannersmc.gif" WIDTH=615 BORDER=0 ALT="DHCP Manager Help"> 45 46 </td> 47 </tr> 48 49 <!-- End navigation banner --> 50 51 52 <tr> 53 54 <!-- Start contents block --> 55 56 <td colspan=1 valign="top" WIDTH="105"> 57 <P> </P> 58 <STRONG><A HREF="dhcp_main_top.html">Overview</A></STRONG><P> 59 <STRONG><A HREF="dhcp_relay_ref.html">Servers and Relays</A></STRONG><BR> 60 <IMG SRC="art/tip2.gif" WIDTH=12 HEIGHT=10 BORDER=0 ALT="">DHCP Config<BR> 61 <A HREF="#store"><EM>Data Store</EM></A><BR> 62 <A HREF="#hostnmserv"><EM>Hosts Name Service</EM></A><BR> 63 <A HREF="#lease"><EM>Lease Policy</EM></A><BR> 64 <A HREF="#dns"><EM>DNS Domain/Server</EM></A><BR> 65 <A HREF="#net"><EM>Network</EM></A><BR> 66 <A HREF="#router"><EM>Router</EM></A><BR> 67 <A HREF="#nis"><EM>NIS</EM></A><BR> 68 <A HREF="dhcp_relay_config.html">Relay Config</A><BR> 69 <A HREF="dhcp_net_wiz.html">Network Config</A><BR> 70 <A HREF="dhcp_server_serv.html">DHCP Services</A><BR> 71 <A HREF="dhcp_relay_serv.html">Relay Services</A><P> 72 <A HREF="dhcp_addr_ref.html"><STRONG>Addresses</STRONG></A><P> 73 <A HREF="dhcp_macro_ref.html"><STRONG>Macros</STRONG></A><P> 74 <A HREF="dhcp_option_ref.html"><STRONG>Options</STRONG></A><P> 75 <A HREF="dhcp_main_how.html"><STRONG>How To..</STRONG></A><P> 76 <A HREF="dhcp_main_menus.html"><STRONG>Menus</STRONG></A><P> 77 <A HREF="dhcp_main_idx.html"><STRONG>Index</STRONG></A> 78 79 </td> 80 81 <!-- End contents block --> 82 83 <!-- Start column rule --> 84 85 <td colspan=1 width=5 bgcolor="#CCCCCC"> </td> 86 87 <!-- End column spacer --> 88 89 <!-- Start column spacer --> 90 91 <td colspan=1 width=10 bgcolor="#FFFFFF"> </td> 92 93 <!-- End column spacer --> 94 95 96 97 <!-- Start topic block --> 98 99 <td colspan=1 valign="top" bgcolor="#ffffff" width="495"> 100 <P> </P> 101 102 103 <H1>DHCP Configuration Wizard</H1> 104 105 The DHCP Configuration Wizard helps you configure a Solaris<small><sup>TM</sup></small> 106 system to be a DHCP server and configures the first network. <P> 107 <TABLE WIDTH="500" BORDER="1" CELLSPACING="2" CELLPADDING="2" VALIGN="TOP" BORDERCOLOR="#CCCCCC" BGCOLOR="#DEDEDE"> 108 <TR> 109 <TD><STRONG>Note: </STRONG>Please read the "Planning for DHCP Service" chapter in the Solaris <em>DHCP Administration Guide, </em> before configuring a DHCP server. 110 </TD></TR> 111 </TABLE> 112 <P> 113 After initial configuration, use the Modify option in the <A HREF="dhcp_server_serv.html">Services</A> 114 menu to configure services such as BOOTP compatibility, duplicate address detection, 115 and which interfaces to monitor.<P> 116 To enter information in the wizard, double-click in the field, enter the desired value, and then press Enter.<P> 117 The DHCP Configuration Wizard, asks you to supply the following information. 118 <P><HR NOSHADE><P> 119 120 <table border=0 cellspacing=4 cellpadding=3 width=490> 121 <tr> 122 <td width=125 valign="top"><A NAME="store"><STRONG>Data Store </STRONG></A><br> 123 </td> 124 <td valign="top">Select the type of data store the DHCP server will use to 125 store configuration data. The choices are: 126 127 <table cellspacing=3 cellpadding=3> 128 <tr> 129 <td width=90 valign="top"><em>Text files</em></td> 130 <td valign="top">Data is stored in clear text ASCII files. Suitable for small number of clients, up to 10,000. Data can be shared through NFS among several DHCP servers.</td> 131 </tr> 132 <tr> 133 <td width=90 valign="top"><em>Binary files</em></td> 134 <td valign="top">Data is stored in binary text files. Suitable for large numbers of clients up to 100,000. Data can <em>not</em> be shared among several DHCP servers. </td> 135 </tr> 136 </table> 137 </td> 138 </tr> 139 <!-- end data store row --> 140 <tr> 141 <td width=125 valign="top"><A NAME="lease"><STRONG>Lease Policy</STRONG></A><br> 142 </td> 143 <td valign="top">Enter the length of time before a lease expires. 144 The lease is the amount of time a DHCP server grants 145 permission to a DHCP client to use a particular address. 146 You can enter from 1 hour to 3550 weeks. <P> 147 The lease time value should be relatively small, so that expired addresses 148 are reclaimed quickly, but large enough so that if your DHCP service becomes 149 unavailable, the clients continue to function until the machine(s) running 150 the DHCP service can be repaired. A rule of thumb is to specify a time that 151 is two times the predicted down time of a server. For example, if it generally 152 takes four hours to obtain and replace a defective part and reboot the server, 153 you should specify a lease time of eight hours. <P> 154 The default is to allow a client to renegotiate the lease before it expires. 155 A Solaris DHCP client will try to renew the lease when it is halfway 156 through the lease period. <P> 157 If not allowed to renegotiate, clients must issue a new DHCP request 158 in order to obtain a 159 new address when the lease expires. You may choose this option 160 in an environment where there are more clients than there are 161 addresses, and you need to enforce a time limit on the use of an IP 162 address. 163 </td> 164 </tr> 165 166 <tr> 167 <td width=125 valign="top"><A NAME="dns"><STRONG>DNS Domain</STRONG></A></td> 168 <td valign="top">The domain server resolves host names to host 169 addresses. If the server is configured to use DNS, the domain name and address 170 of the DNS server will be displayed. 171 If the fields are empty, you can enter the domain name and address of a 172 DNS domain server. <p> 173 You can enter the address of more than one server. The order in the list 174 determines the order in which the servers are queried. 175 </td> 176 177 </tr> 178 <TR><TD COLSPAN="2"> <A HREF="#top"><small>return to top</small></A></TD></TR> 179 180 </table> 181 182 <HR noshade size=2> 183 184 185 <strong><A NAME="net"><big>Network Configuration</big></A></STRONG><P> 186 This section begins the network configuration. 187 You can configure the first network using the DHCP Configuration Wizard. Once 188 the DHCP server is configured, you can add additional networks using the Network Wizard, which is available from the Edit menu, when the Address view is displayed.<P> 189 190 <table border=0 cellspacing=4 cellpadding=3 width=490> 191 <tr> 192 <td width=125 valign="top"><A NAME="addr"><STRONG>Network Address</STRONG></A></td> 193 <td valign="top"> 194 Enter the IP address of the network you are configuring.<p> 195 </td> 196 </tr> 197 198 <tr> 199 <td width=125 valign="top"><A NAME="info"><STRONG>Subnet Mask</STRONG></A><br></td> 200 <td valign="top"> 201 Enter the subnet mask for this network. A subnet mask is a way of dividing 202 up the host portion of an Internet address to form local subnetworks. 203 </TD></TR> 204 205 <tr> 206 <td width=125 valign="top"><A NAME="info"><STRONG>Network Type</STRONG></A><br></td> 207 <td valign="top"> 208 Specify whether the network is a local area network (LAN) or point-to-point (PPP).<p> 209 210 211 </TD> 212 </tr> 213 214 <tr> 215 <td width=125 valign="top"><A NAME="router"><STRONG>Routing</STRONG></A></td> 216 <td valign="top">A router is a machine with multiple network 217 interfaces that can forward IP packets from one network to 218 another. In most cases, your clients should use router discovery to 219 connect to a router. If you have clients in your network that cannot 220 use router discovery, enter the IP address of a router which 221 they can use to communicate with systems on another network. 222 </td> 223 </tr> 224 225 226 <tr> 227 <td width=125 valign="top"><A NAME="nis"><STRONG>NIS Domain Name</STRONG></A><br> 228 <STRONG>NIS Server Address</STRONG></td> 229 <td valign="top">If the server is configured to use NIS naming service, 230 the NIS server information will be filled in. If not, you can enter the domain 231 name and IP address of one or more NIS name servers.<P> 232 233 The order in which the address appears in the list determines the order in 234 which the servers are queried. 235 </td> 236 </tr> 237 238 </table> 239 <A HREF="#top"><small>return to top</small></A> 240 241 242 243 <p> </p> 244 245 246 <!-- Don't go past this line! --> 247 248 </td> 249 250 <!-- End topic block --> 251 252 </tr> 253 254 </table> 255 256 <!-- End topic table --> 257 258 </body> 259 </html>