D-Link DVG-G1402S manual Advanced Firewall, Pass or Block, Source, Destination

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Advanced > Firewall

This Router comes equipped with a firewall. The Firewall configuration screen allows the Router to enforce specific predefined policies intended to protect against certain common types of attacks. To configure the Router’s firewall, click the Advanced tab at the top of the screen and then the Firewall tab to the left.

Pass or Block

Select the action you want the filter to take when it finds a

 

packet that meets the criteria entered below.

Protocol

The protocol associated with this IP filter. The user may choose

 

between TCP, UDP or Both.

Source

Enter the IP address or range of IP addresses that you wish to

 

block or allow to pass through the router. The Source may be

 

identified on the LAN side, the WAN side or both by using the

 

pull-down menu for the Interface heading.

Destination

Enter the IP address or range of IP addresses that you wish to

 

deny or allow access to the Internet. The Destination may be

 

identified on the LAN side, the WAN side or Both by using the

 

pull-down menu for the Interface heading. The type of protocol

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Contents Link DVG-G1402S Contents Page Package Contents Introduction LAN Ports Button Rear Panel ConnectionsWAN LED Front Panel LEDsFeatures For a typical setup at home, please do the following Installation192.168.15.1 Using the Configuration WizardHome Wireless Authentication Home Wireless Wireless LAN AuthorizationOpen Auth − Shared Key WPA WPA-PSK MAC Address Home WANDynamic Host NameUpstream Bandwidth ISPHome WAN Static IP Address Page Home WAN PPPoE Primary DNS Address Secondary DNS Address Upstream Bandwidth Subnet Mask Home LANHome VoIP Home VoIP Server Configuration Port Service DomainTimer T2 Domain NameProxy Address Home VoIP ProvisioningProvisioning Function Server URLStun ReqInterval Home VoIP Stun ConfigurationStun State Stun Server PortHome VoIP User Agent User IP Address Home VoIP Peer to PeerIndex Dtmf Method Payload Type Home VoIP TelephonyDial Code Home VoIP Speed DialHome VoIP Misc Ring on Ring off Home VoIP Misc. Ring CadenceDuration Profile ID Home VoIP Misc. Ring Default RuleRing Cadence From Port Ring Cadence Profile ID Caller ID Home VoIP Misc. Ring RulePhoneNum Home VoIP Manage Features Reject Incoming CallName Home VoIP Manage Features Block Outgoing Call Home Dhcp Page Home Proxy DNS Advanced Virtual Server Start/End Local Port Private IPProtocol Type Start/End Global PortAdvanced Filters Advanced Filters IP Filters Start Port/End Port ProtocolState Advanced Filters MAC FiltersDestination Advanced FirewallPass or Block SourceMay also be chosen by using the pull-down menu. The user WAN RIPv1 Advanced Routing RIP ConfigurationLAN RIPv1 LAN RIPv2Metric Advanced Routing Static RouteGateway InterfaceNAT Function Advanced NAT NAT ConfigurationNAT Interface Netmask Local IP Start/End Advanced NAT Dynamic NATIndex Global IP Start/End Global IP Address Advanced NAT Static NATLocal IP Address Web Port Number WAN Access Control Administrator Password Tools AdminTools System File Name Software UpdateFirmware Update Tools FirmwareSnmp Trap Management Tools SnmpTools Time WAN Status Device InfoStatus Stats Network Status Stats Phone Call Status Diagnostics Help „ Pptp Technical Specifications„ WAN Technical Support
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DVG-G1402S specifications

The D-Link DVG-G1402S is a robust VoIP gateway designed to bridge traditional telephone services with internet-based communication, catering to both home and small office environments. It combines multiple technologies and functionalities to deliver seamless voice and data transmission over IP networks. This versatile device supports up to four simultaneous VoIP calls, making it an ideal solution for businesses that rely on efficient communication.

One of the standout features of the DVG-G1402S is its two FXS ports, which allow users to connect traditional analog phones directly, enabling the use of existing phone systems without requiring significant infrastructure changes. This makes it economical and practical for users who want to leverage VoIP technology while maintaining their conventional telephones.

The DVG-G1402S also supports various voice codecs, including G.711, G.729, and G.723, providing flexibility and optimal sound quality depending on bandwidth availability. This adaptability ensures that calls remain clear and reliable, even in fluctuating network conditions.

Security is a crucial aspect of modern communications, and the DVG-G1402S does not disappoint. It features integrated firewall capabilities, including NAT (Network Address Translation) and various security protocols to safeguard sensitive voice data against potential threats. Additionally, it supports SIP (Session Initiation Protocol), which enhances compatibility with various VoIP service providers.

Managing the DVG-G1402S is made easy through its user-friendly web interface, allowing users to configure settings, monitor call status, and manage contacts effortlessly. The gateway also offers Quality of Service (QoS) features, prioritizing voice traffic to ensure that calls are not disrupted by other network activities.

Another noteworthy characteristic is its built-in DHCP server functionality, which simplifies network management by automatically assigning IP addresses to connected devices. This enhances the device's usability in dynamic environments where devices frequently connect and disconnect.

In conclusion, the D-Link DVG-G1402S stands out as a reliable VoIP gateway that amalgamates traditional and internet telephony. Its feature-rich design, emphasis on security, and ease of use make it an excellent choice for anyone looking to modernize their communication infrastructure without sacrificing the familiarity of their existing equipment.
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