Apple 034-2351_Cvr manual Dhcp

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I

IANA registration 18 In 6

Internet Gateway Multicast Protocol See IGMP Internet Protocol Version 6 See IPv6

IP addresses assigning 9 DHCP and 7

DHCP lease times, changing 12 dynamic 8

dynamic allocation 8 IPv6 notation 84 leasing with DHCP 7 multiple 47 precedence in filters 47 ranges 47

reserved 9 static 8

IP Filter module 61–63IP filter rules 61

IP Firewall

starting and stopping 14 IP Firewall service 43–44

about 43 adding filters 48 Any Port filter 54 background 45 benefits 44 configuring 49–58creating filters 51 default filter 54 described 43 editing filters 54 example filters 57–58filters 45–47

IP filter rules 61–63logs, setting up 55–56managing 49–59more information 66 multiple IP addresses 47 NAT packet divert 68 planning 48

port reference 63–65preparing for setup 45–47

preventing Denial of Service (DoS) attacks 59 setting up 48–49

starting, stopping 49 uses for 44 viewing logs 55

ipfw command 61–63 IPv6

addressing 84–85 address notation 84 available services 84 in Server Admin 84

more information 86

L

load distribution 36 logging items

DHCP activity 10 logs

DHCP 15

DNS service 28

IP Firewall service 55–56

M

Mac OS X Server ports used by 63–65 setting up 6

Mac OS X Server Getting Started 6 Mac OS X systems 63–65

mail redirecting 33

Mail Exchange. See MX mail exchangers 33 mail servers 33

mail service

using DNS service with 33 MX (Mail Exchange) records 20, 33 MX hosts 33

N

named.conf file 38 name servers 18

NAT about 67

activity monitor 68 configuring 68 monitoring 68 more information 69 packet divert 68 starting, stopping 67 status overview 68 troubleshooting 68

NetBoot

viewing client lists 15 networks

private 36–37

TCP/IP networks 36–37

NTP about 79

configuring clients 81 more information 81 setting up 80

time system 79

O

online help 6

96

Index

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Contents Mac OS X Server Network Services Administration 034-2351/9-20-03 Contents Glossary Index How to Use This Guide Using This GuideWhat’s Included in This Guide Setting Up Mac OS X Server for the First Time Getting Help for Everyday Management TasksGetting Additional Information Dhcp Service Before You Set Up Dhcp ServiceUsing Static IP Addresses Creating SubnetsAssigning IP Addresses Dynamically Locating the Dhcp ServerSetting Up Dhcp Service for the First Time Using Multiple Dhcp Servers on a NetworkInteracting With Other Dhcp Servers Assigning Reserved IP AddressesManaging Dhcp Service Starting and Stopping Dhcp ServiceCreating Subnets in Dhcp Service Set up logs for Dhcp serviceChanging Subnet Settings in Dhcp Service To change subnet settingsDeleting Subnets From Dhcp Service Setting the DNS Server for a Dhcp SubnetChanging IP Address Lease Times for a Subnet Setting Ldap Options for a Subnet Setting Wins Options for a SubnetTo set Ldap options for a subnet Monitoring Dhcp Service Disabling Subnets TemporarilyViewing the Dhcp Status Overview Setting the Log Detail Level for Dhcp Service Viewing Dhcp Log EntriesViewing the Dhcp Client List Where to Find More Information DNS Service Before You Set Up DNS Service Setting Up DNS Service for the First TimeSetting Up Multiple Name Servers DNS and BindLearn and plan Configure basic DNS settings Set up a mail exchange MX record optionalConfigure the reverse lookup zone optional Start DNS serviceManaging DNS Service Starting and Stopping DNS ServiceEnabling or Disabling Zone Transfers Enabling or Disabling RecursionManaging Zones Adding a Master ZoneAdding a Slave Zone To add a master zoneTo add a slave zone Adding a Forward Zone Duplicating a ZoneTo add a forward zone To duplicate a zoneManaging Records Modifying a ZoneDeleting a Zone To modify a zoneAdding a Record to a Zone To add a recordModifying a Record in a Zone Deleting a Record From a ZoneTo modify a record To delete a recordViewing DNS Service Status Viewing DNS Service ActivityMonitoring DNS Viewing DNS Log EntriesChanging DNS Log File Location Viewing DNS Usage StatisticsTo change the log detail level Securing the DNS Server DNS SpoofingServer Mining To see DNS usage statisticsDNS Service Profiling Denial-of-Service DoSTo specify zone transfer IP addresses To alter BIND’s version responseService Piggybacking Common Network Administration Tasks That Use DNS Service Setting Up MX RecordsExample.com Configuring DNS for Mail Service To enable MX recordsEnabling Redundant Mail Servers Edit the MX record of the primary mail serverSetting Up Namespace Behind a NAT Router To enable backup or redundant mail serversSetting Up a Private TCP/IP Network Network Load Distribution aka Round RobinConfiguring Bind Using the Command Line Hosting Several Internet Services With a Single IP AddressWhat Is BIND? Bind Configuration File Bind on Mac OS X ServerPractical Example Zone Data FilesSetting Up Sample Configuration Files To set up the sample filesConfiguring Clients Using DNS With Dynamically Assigned IP Addresses If you are using Mac OS X Server as your Dhcp ServerCheck Your Configuration For more information on DNS and BIND, see the following Request For Comment DocumentsPage IP Firewall Service IP Firewall Service What is a Filter? Understanding Firewall FiltersIP Address Subnet MaskCidr Using Address Ranges Rule Mechanism and PrecedenceMultiple IP Addresses Setting Up Firewall Service for the First Time Start firewall serviceCreate an IP address group that filters will apply to Add filters to the IP filter listManaging Firewall Service Starting and Stopping Firewall ServiceOpening the Firewall for Standard Services Save firewall service changesTo open the firewall for standard services Creating an Address GroupTo create an address group Editing or Deleting an Address Group Duplicating an Address GroupCreating an Advanced IP Filter for TCP ports To edit or delete an address groupCreating an Advanced IP Filter for UDP Ports To create an IP filter for TCP portsNFS To create an IP filter for UDP portsChanging the Default Filter To change the Default settingEditing Advanced IP Filters To edit advanced IP filtersMonitoring Firewall Service Setting Up Logs for Firewall ServiceViewing the Firewall Status Overview Viewing the Firewall LogViewing Denied Packets Viewing Packets Logged by Filter RulesLog Example To view denied packetsBlock Access to Internet Users Practical ExamplesBlock Junk Mail To do thisAllow a Customer to Access the Apple File Server Preventing Denial-of-Service DoS Attacks To prevent ping denial-of-service attacksControlling or Enabling Peer-to-Peer Network Usage Advanced Configuration Controlling or Enabling Network Game UsageBackground Precautions Creating IP Filter Rules Using ipfwReviewing IP Filter Rules Creating IP Filter RulesPort Reference Deleting IP Filter RulesPptp VPN UDP port Used for Reference For more information about ipfw NAT Service Starting and Stopping NAT ServiceTo start NAT service Configuring NAT Service Monitoring NAT ServiceTo configure NAT service Viewing the NAT Status OverviewTo view the NAT divert log For more information about natdPage VPN Service Authentication Method VPN and SecurityTransport Protocols Point to Point Tunneling Protocol PptpBefore You Set Up VPN Service Managing VPN ServiceStarting or Stopping VPN Service Enabling and Configuring L2TP Transport ProtocolEnabling and Configuring Pptp Transport Protocol To enable L2TPTo enable Pptp Configuring Additional Network Settings for VPN Clients Configuring VPN Network Routing DefinitionsTo configure addition network settings To set routing definitionsMonitoring VPN Service Setting the Log Detail Level for VPN ServiceSetting the VPN Log Archive Interval Viewing a VPN Status OverviewViewing the VPN Log Viewing VPN Client ConnectionsTo view the log To view client connectionsPage NTP Service How NTP WorksUsing NTP on Your Network Setting Up NTP ServiceTo set up NTP service Configuring NTP on Clients To configure NTP on clientsPage IPv6 Support IPv6 Enabled Services IPv6 Addresses in the Server AdminIPv6 Addresses NotationIPv6 Reserved Addresses IPv6 Addressing ModelIPv6 Address Types Where to Find More Information Glossary GlossaryGlossary Glossary Name server See DNS Domain Name System Search path See search policy UCE unsolicited commercial email See spam Glossary Page Index Dhcp VPN

034-2351_Cvr specifications

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