Technical data

5.8.5 Query Types ............................................. 5–43
5.8.5.1 A Query Type . ........................................ 5–43
5.8.5.2 PTR Query Type ...................................... 5–43
5.8.5.3 MX Query Type ....................................... 5–44
5.8.5.4 SOA Query Type ...................................... 5–44
5.8.5.5 NS Query Type ....................................... 5–44
5.8.6 Changing the Default Server ................................ 5–45
5.8.7 Listing Domain Information . ................................ 5–45
5.9 Solving Bind Server Problems . . ................................ 5–47
5.9.1 Server Not Responding .................................... 5–48
5.9.2 Serial Number Mismatch . . . ................................ 5–48
6 Using DNS to Balance Work Load
6.1 DNS Clusters ............................................... 6–1
6.2 Round-Robin Scheduling ...................................... 6–1
6.2.1 Disabling Round-Robin Scheduling ........................... 6–3
6.3 Load Broker Concepts ........................................ 6–3
6.3.1 How the Load Broker Works ................................ 6–4
6.3.2 How the Metric Server Calculates Load ....................... 6–4
6.4 Load Broker Startup and Shutdown ............................. 6–5
6.5 Configuring the Load Broker . . . ................................ 6–6
6.5.1 Enabling the Load Broker . . ................................ 6–7
6.5.2 Load Broker Logical Names . ................................ 6–8
6.5.3 Metric Server Logical Names ................................ 6–8
6.6 Metric Server Startup and Shutdown ............................ 6–8
6.7 Solving Load Broker Problems . . ................................ 6–9
6.7.1 Metric View Utility ....................................... 6–9
6.7.2 Viewing Diagnostic Messages ................................ 6–9
Part 3 Configuring Services
7 Configuring the DHCP Server
7.1 Key Concepts ............................................... 7–1
7.1.1 How DHCP Operates ...................................... 7–2
7.1.2 How DHCP Allocates IP Addresses ........................... 7–2
7.1.3 Relationship Between DHCP and BOOTP ...................... 7–3
7.1.4 Client ID ............................................... 7–4
7.2 DHCP Server Components ..................................... 7–4
7.2.1 Executable Files . . ........................................ 7–4
7.2.2 Configuration Files ....................................... 7–5
7.2.2.1 Server Policy . ........................................ 7–6
7.2.2.2 Client Configuration Parameter ........................... 7–9
7.2.2.3 Network Addresses .................................... 7–11
7.2.2.4 Netmask Masks ....................................... 7–12
7.2.2.5 NamePool ............................................ 7–13
7.2.2.6 .DDNSKEYS . ........................................ 7–15
7.2.3 Command Files . . ........................................ 7–15
7.2.4 Logical Names . . . ........................................ 7–15
7.2.5 Log Files ............................................... 7–17
7.3 DHCP Server Startup and Shutdown ............................ 7–17
7.3.1 Stopping the DHCP Server Process ........................... 7–17
7.4 Configuring the DHCP Server . . ................................ 7–18
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