Ireless FAQ | ZyXEL Communications 2602HWL-D3A specification

Prestige 2602HWL-D3A Support Notes

Can Prestige behave as a NAT router supporting IPSec passthrough and an IPSec gateway simultaneously?	203
W IRELESS FAQ	203
What is a Wireless LAN ?	203
What are the advantages of Wireless LANs ?	203
What are the disadvantages of Wireless LANs ?	204
Where can you find wireless 802.11 networks ?	204
What is an Access Point ?	204
What is IEEE 802.11 ?	204
What is 802.11b ?	205
How fast is 802.11b ?	205
What is 802.11a ?	205
What is 802.11g ?	205
Is it possible to use products from a variety of vendors ?	205
What is Wi-Fi ?	206
What types of devices use the 2.4GHz Band ?	206
Does the 802.11 interfere with Bluetooth devices ?	206
Can radio signals pass through walls ?	206
What are potential factors that may causes interference among WLAN products ?	206
What's the difference between a WLAN and a WWAN ?	207
What is Ad Hoc mode ?	207
What is Infrastructure mode ?	207
How many Access Points are required in a given area ?	207
What is Direct-Sequence Spread Spectrum Technology – (DSSS) ?	207
What is Frequency-hopping Spread Spectrum Technology – (FHSS) ?	208
Do I need the same kind of antenna on both sides of a link ?	208
Why the 2.4 Ghz Frequency range ?	208
What is Server Set ID (SSID) ?	208
What is an ESSID ?	208
How do I secure the data across an Access Point's radio link ?	209
What is WEP ?	209
What is the difference between 40-bit and 64-bit WEP ?	209
What is a WEP key ?	209
A WEP key is a user defined string of characters used to encrypt and decrypt data ?	209
Can the SSID be encrypted ?	209
By turning off the broadcast of SSID, can someone still sniff the SSID ?	210
What are Insertion Attacks?	210
What is Wireless Sniffer?	210
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All contents copyright (c) 2007 ZyXEL Communications Corporation.

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ZyXEL Communications 2602HWL-D3A manual Ireless FAQ

Contents

Version Oct Prestige 2602HWL-D3A Prestige 2602HWL-D3A Support Notes FAQ Pstn L Ifeline FAQ IP FAQ Ontent F Ilter FAQ Ireless FAQ Application Notes TCP/IP Installation All PCs must have an Ethernet adapter card installedEthernet connection Follow these steps to configure Windows TCP/IP TCP/IP Configuration∙ Setting up the Prestige router Prestige 2602HWL-D3A Support Notes ∙ What is Dhcp Relay? Setup the Prestige as a Dhcp Relay ∙ Setup the Prestige as a Dhcp Client Configure an Internal Server Behind SUA Edit IP Alias= No Press Enter to Confirm or ESC to Cancel Service Port Number Configure a Pptp server Behind SUA ∙ Example 1723 192.168.1.10 Prestige 2602HWL-D3A Support Notes ∙ What is Multi-NAT? Using NAT / Multi-NAT Many to Many No Overload One to OneMany to One Many to Many Overload NAT Type IP Mapping Direction Following table summarizes these typesApplying NAT in the SMT Menus SUA Only Full FeatureField Options Description None Table Applying NAT in Menu 4 and Menu Configuring NATAddress Mapping Sets and NAT Server Sets Prestige 2602HWL-D3A Support Notes SUA Field Description Option/Example Description Option Field Following table describes the fields in this screen Enter 2 to go to Menu 15.2.1-NAT Server Setup See the following figure Internet Access Only Prestige 2602HWL-D3A Support Notes Internet Access with an Internal Server Types are used Type One-to-One Start= Name= Example3 Support Non NAT Friendly Applications Type Many-to-Many No Overload Start= NAT Type IP Mapping ∙ SUA ∙ Filter Structure About Filter & Filter Examples How does ZyXEL filter work? ∙ Filter Types and SUA Prestige 2602HWL-D3A Support Notes Menu Protocol and device rule cannot be active together Filter for blocking the web service Create a filter set in Menu Rule 2 for b.DNS request, TCP06/Port number Rule one for a. http packet, TCP06/Port number Rule 3 for c. DNS packet UDP17/Port number Filter for blocking a specific client Configuration Create a filter set in Menu 21, e.g., set Set to Drop to drop all the packets from this client One rule for blocking all packets from this clientEnter the client IP in this field Addr= field, for one workstation it is Detailed format of the Ethernet Version Before you Begin Configurations Action Matched= Drop Action Not Matched= Forward Value= 0080c810234a Filter for blocking the NetBIOS packets Action Not Matched= Check Next Rule Prestige 2602HWL-D3A Support Notes Prestige 2602HWL-D3A Support Notes Menu 21.1.6 TCP/IP Filter Rule Filter # 1,6 Prestige 2602HWL-D3A Support Notes Prestige 2602HWL-D3A Support Notes Menu 3.1 General Ethernet Setup Input Filter Sets Using the Dynamic DNS Ddns Key Settings for using Ddns function Network Management Using Snmp Password Enable Wildcard Writes ∙ Trap ∙ Get∙ GetNext ∙ Set ZyXEL Snmp Implementation ∙ warmStart defined in RFC-1215 Configure the Prestige for Snmp Using syslog ∙ Unix Setup ∙ Packet triggered log L02 Call Terminated C02 Call Terminated Example∙ Filter log Format SdcmdSyslogSend SYSLOGPPPLOG, SYSLOGNOTICE, String ∙ PPP Log ∙ What is IP Alias ? Using IP Alias Dhcp Setup TCP/IP Setup IP Alias Using Call Scheduling Select a Schedule Set number and give it a name Edit the Schedule sets in menu Menu 26.1 Schedule Set Setup is as follows Start Date How Often Forced On Forced Down Enable ∙ Time Service in Prestige ∙ IP Multicast Setup Enable Igmp in Prestiges LAN in menu Using IP Multicast Multicast Enable Igmp in Prestiges remote node in menu Traffic Redirect on LAN port Using Prestige traffic redirectYou can deploy the backup gateway on LAN of Prestige SMT Menu 2 WAN Backup Setup WAN IP ∙ 1. What is UPnP Using Universal Plug n Play UPnP UPnP Operations Enable UPnP function in ZyXEL device ∙ 2. Using UPnP in ZyXEL devices Changes through UPnP Prestige 2602HWL-D3A Support Notes Finally, your video conversation is achieved What is Infrastructure mode? Infrastructure mode Configuration Prestige Wireless using SMT Prestige 2602HWL-D3A Support Notes ∙ Configuration Wireless Station to Infrastructure mode Double click on the AP you want to associated with MAC Filter Overview Wireless MAC address filtering Configured in this list will be blocked Key Settings Option DescriptionsFilter Action Prestige 2602HWL-D3A Support Notes Introduction WEP configuration Wired Equivalent Privacy Setting up the Access Point Key settings Access point will decrypt the data by its Key Setting up the Station Prestige 2602HWL-D3A Support Notes Prestige 2602HWL-D3A Support Notes Ieee 802.1x Introduction Configuring Authentication Server AuthenticatorSupplicant ∙ Authentication Port State and Authentication Control ∙ Re-Authentication Eapol Exchange between 802.1x Authenticator and Supplicant Prestige 2602HWL-D3A Support Notes Prestige 2602HWL-D3A Support Notes Wireless Port Control= No Authentication Required If you use WEB Configuration ∙ Using Internal Authentication Server User Name Key settingsPassword If you use WEB Configurator ∙ Using External Radius Authentication Server Prestige 2602HWL-D3A Support Notes Server Address Port Shared Secret Key settings for authentication server Preparation Site Survey Survey on Site Prestige 2602HWL-D3A Support Notes Usage of Pstn Lifeline Pstn Lifeline Application Notes Lifeline configuration Relay to Pstn How to connect Lifeline and DSL connectionFirgure 1 Splitter type VoIP Application Notes Setup SIP Account Port AccountNumber Local Address SIP Server PasswordSetup Reset Phone port settings Listening VolumeAdvanced voice settings configuration Speaking SIP Account Each fields detail description of the page is listed below Expiration TimerDtmf Mode URL Type Time MessageWaiting Indication Each fields detail description of the page is listed below Type Speed DialSIP Number Name Immediate Voice Common SettingsSettings Region Services from your voice service provider Call Service ModeVoice QoS setup Priority Call Forwarding setupVoice Vlan Busy Forward to Number Unconditional Forward to NumberNo Answer Forward to Number Busy Forward Table NumberForward to Unconditional Condition Number Setup sectionCall Hold setup Call Waiting setup Scenario Prestige 2602HWL-D3A Support Notes Three-way conversation Three Way Conference setupGet a dial tone Dial B phone number directly to make another call Dial to B Off hook B conversation Call Transfer setup Prestige 2602HWL-D3A Support Notes Application scenario 3 Attendant Transfer Call Fallback Prestige 2602HWL-D3A Support Notes Call Park Call Flow Call Return Call Pickup Call Flow Distinctive Ringing Each filed is described in the following table Do Not Disturb DND Hot Line Auto Dial Setting Advanced Ras voice config fxs saveMusic on hold Trunking Trunking Peer to Peer Configuration details Prestige 2602HWL-D3A Support Notes Prestige 2602HWL-D3A Support Notes VoIP Trunking General Trunking SIP to FXO Trunking FXO to SIP On Device B No special configuration needed Prestige 2602HWL-D3A Support Notes Trunking FXO to FXO Prestige 2602HWL-D3A Support Notes Prestige 2602HWL-D3A Support Notes How do I access the embedded web configurator? What is ZyNOS? Prestige 2602HWL-D3A Support Notes Why cant I make Telnet to Prestige from WAN? How do I upload or backup Romfile via web configurator? What is SUA? When should I use SUA? What should I do if I forget the system password?What is the difference between NAT and SUA? What are Device filters and Protocol filters? Why cant I configure device filters or protocol filters?What is the Prestige Integrated Access Device? How many network users can the SUA/NAT support? What do I need to use the Prestige? What is PPPoE?How do I know I am using PPPoE? Will the Prestige work with my Internet connection? What network interface does the Prestige support? Why does my provider use PPPoE?How can I configure the Prestige? Which Internet Applications can I use with the Prestige? How does e-mail work through the Prestige? Default IP address is 192.168.1.1, PasswordWhat Dhcp capability does the Prestige support? Can the Prestige support Tftp over WAN? How does the Prestige support TFTP?How fast can the data go? When do I need Multi-NAT? What is Multi-NAT? Server What IP/Port mapping does Multi-NAT support? What is BOOTP/DHCP? What is the difference between SUA and Multi-NAT?What is DDNS? When do I need Ddns service? Can I receive incoming Pstn call through P2602HWL- 6xC? What does Lifeline mean?Do I need Lifeline? Can I connect more than one phone on the phone port? Can I make an outgoing Pstn call through P2602HWL 6xC? What is Voice over IP?Why use VoIP? What is the relationship between codec and VoIP? What advantage does Voice over IP can provide? What is the difference between H.323 and SIP?What is voice quality? What is codec? What do I need in order to use SIP? What is the relation of codec and VoIP?What codec does Prestige support? Which codec should I choose? Can register but can not establish a call? Unable to register with the SIP server? What makes Prestige firewall secure? What is a network firewall?What are the basic types of firewalls? What kind of firewall is the Prestige? What is SYN Flood attack? What is Denials of Service DoSattack?What is Ping of Death attack? What is Teardrop attack? What are the default ACL firewall rules in Prestige? What is Land attack?What is Brute-force attack? What is IP Spoofing attack? How can I protect against IP spoofing attacks? Security What is VPN?Why do I need VPN? Can I override block or allow certain URLs by wording? Cost What is PPTP?What is L2TP? What is IPSec? What is IKE? What is SA?What secure protocols does IPSec support? What are Local ID and Peer ID? What is Pre-Shared Key?What is Phase 1 ID for? What are the differences between IKE and manual key VPN? How many VPN connections does Prestige support? When should I use FQDN?How do I configure Prestige VPN? Is my Prestige ready for IPSec VPN? What VPN protocols are supported by Prestige? What types of authentication does Prestige VPN support?What types of encryption does Prestige VPN support? Does Prestige support dynamic secure gateway IP? Is the host behind NAT allowed to use IPSec? Does Prestige VPN support NetBIOS broadcast?Where can I configure Phase 1 ID in Prestige? Will ZyXEL support Secure Remote Management? We presume your environment may look like this Can Prestige support IPSec passthrough? How can I keep a tunnel alive? What are the advantages of Wireless LANs ? What is a Wireless LAN ? What is Ieee 802.11 ? What are the disadvantages of Wireless LANs ?Where can you find wireless 802.11 networks ? What is an Access Point ? How fast is 802.11b ? What is 802.11b ?What is 802.11a ? What is 802.11g ? What types of devices use the 2.4GHz Band ? What is Wi-Fi ?Does the 802.11 interfere with Bluetooth devices ? Can radio signals pass through walls ? What is Direct-Sequence Spread Spectrum Technology Dsss ? What is Ad Hoc mode ?What is Infrastructure mode ? How many Access Points are required in a given area ? What is an Essid ? What is Frequency-hopping Spread Spectrum Technology Fhss ?Why the 2.4 Ghz Frequency range ? What is Server Set ID Ssid ? Can the Ssid be encrypted ? What is WEP ?What is the difference between 40-bit and 64-bit WEP ? What is a WEP key ? What is 802.1x ? What is Wireless Sniffer?What are Insertion Attacks? What is Radius ? What is AAA ?What is WPA ? What is WPA-PSK? Trouble Shooting Example Online Trace TCP/IP 0001 RAW Data Urgent Ptr TCP Data Length=6 Captured=6 0000 20 20 20 20 20 Prestige 2602HWL-D3A Support Notes Be 2F FE EF D0 7637 Checksum = 0x7A12 31250 Urgent Ptr Offline Trace TCP 0000 80 C8 A0-C5 0010 00 ED 0020 1B-18 FA F0 04-05 Prestige 224 Header Length Flags = 0x18 .AP Window Size 8760 Checksum Debug PPPoE Connection Example- a trace with system crashes Prestige 2602HWL-D3A Support Notes Prestige 2602HWL-D3A Support Notes Trace LAN packet Trace WAN packet LAN/WAN Packet Trace Example RAW Data Size 60 Time 12090.210 sec Frame Type TCP = 0xE8ED 0030 22 38 E8 ED 00 00 20 20-20 20 20 FB be 2F FE EF D0 CLI Command List