immediately.

 

Pass Immediately - Packets matching the rule will be passed

 

immediately.

 

Block If No Further Match - A packet matching the rule, and that

 

does not match further rules, will be dropped.

 

Pass If No Further Match - A packet matching the rule, and that

 

does not match further rules, will be passed through.

Branch to other Filter

If the packet matches the filter rule, the next filter rule will branch

Set

to the specified filter set. Select next filter rule to branch from the

 

drop-down menu.

Log

Check this box to enable the log function. Use the Telnet command

 

log-fto view the logs.

Direction

Set the direction of packet flow. It is for Data Filter only. For the

 

Call Filter, this setting is not available since Call Filter is only

 

applied to outgoing traffic.

Protocol

Specify the protocol(s) which this filter rule will apply to.

IP Address

Specify a source and destination IP address for this filter rule to

 

apply to. Place the symbol “!” before a specific IP Address will

 

prevent this rule from being applied to that IP address. To apply the

 

rule to all IP address, enter any or leave the field blank.

Subnet Mask

Select the Subnet Mask for the IP Address column for this filter

 

rule to apply from the drop-down menu.

Operator, Start Port

The operator column specifies the port number settings. If the Start

and End Port

Port is empty, the Start Port and the End Port column will be

 

ignored. The filter rule will filter out any port number.

 

(=) If the End Port is empty, the filter rule will set the port

 

number to be the value of the Start Port. Otherwise, the port

 

number ranges between the Start Port and the End Port (including

 

the Start Port and the End Port).

 

(!=)If the End Port is empty, the port number is not equal to the

 

value of the Start Port. Otherwise, this port number is not between

 

the Start Port and the End Port (including the Start Port and End

 

Port).

 

(>) Specify the port number is larger than the Start Port (includes

 

the Start Port).

 

(<) Specify the port number is less than the Start Port (includes the

 

Start Port).

Keep State

This function should work along with Direction, Protocol, IP

 

address, Subnet Mask, Operator, Start Port and End Port settings. It

 

is used for Data Filter only.

 

Keep State is in the same nature of modern term Stateful Packet

 

Inspection. It tracks packets, and accept the packets with

 

appropriate characteristics showing its state is legal as the protocol

 

defines. It will deny unsolicited incoming data. You may select

 

protocols from any, TCP, UDP, TCP/UDP, ICMP and IGMP.

Fragments

Specify the action for fragmented packets. And it is used for Data

 

Filter only.

 

Don’t care -No action will be taken towards fragmented packets.

 

Unfragmented -Apply the rule to unfragmented packets.

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Vigor2800 Series User’s Guide

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Draytek 2800 Series Branch to other Filter, Set, Log, Direction, Operator, Start Port, Keep State, Fragments, Filter only

2800 Series specifications

The Draytek 2800 series is a robust solution in the realm of networking, catering primarily to small and medium-sized enterprises (SMEs). This series provides essential features for those looking to establish reliable and secure connectivity. With its advanced technology, it positions itself as an excellent choice for businesses needing to manage their network capabilities efficiently.

One of the standout features of the Draytek 2800 series is its support for various WAN connections. Businesses can opt for ADSL, ADSL2+, or Ethernet connections, allowing them flexibility depending on their internet service capabilities. This versatility ensures that users can select the most appropriate setup based on the local infrastructure.

In terms of security, the Draytek 2800 series is equipped with robust firewalls, including stateful packet inspection and DoS protection. This ensures that the network remains protected from potential threats. Additionally, it offers VPN capabilities, enabling secure remote access for employees working from different locations. The support for multiple VPN protocols, such as PPTP and L2TP, allows for secure and versatile connections.

The series also features an integrated, 4-port Ethernet switch, simplifying the task of connecting multiple devices within a local area network. This encourages seamless communication and data sharing among connected devices. Furthermore, the Draytek 2800 series supports Quality of Service (QoS) capabilities, which allows businesses to prioritize bandwidth for critical applications, ensuring that high-demand services such as VoIP and video conferencing operate smoothly without interruptions.

Another characteristic is its web-based management interface, which simplifies network administration. IT professionals can easily configure and monitor the router settings without needing extensive technical expertise. The series also supports dynamic DNS, which is crucial for businesses that require consistent access to their networks through domain names rather than constantly changing IP addresses.

Additionally, the Draytek 2800 series is designed for scalability, allowing businesses to expand their network as needed without significant overhauls. This flexibility ensures that the system can grow alongside the business.

In summary, the Draytek 2800 series combines advanced features, reliable performance, and enhanced security, making it a preferred choice for SMEs looking to build a solid networking foundation. Its flexibility, security features, and user-friendly management tools provide a comprehensive networking solution that meets the needs of modern businesses.