Planet GRT-101 User Manual page 57

It can set up the packet filter rule parameters:
Select the Protocol and configure the parameter.
Protocol: ANY, TCP, UDP, ICMP, GRE, RSVP, ESP and AH. (ANY means all protocols)
TCP Transmission Control Protocol
UDP User Datagram Protocol
ICMP Internet Control Message Protocol
GRE Generic Routing Encapsulation
Resource Reservation Protocol
RSVP
ESP Encapsulating Security Payload
AH Authentication Header
Direction: INBOUND (from WAN to LAN) or OUTBOUND (from LAN to WAN)
Action: DENY (block) or PERMIT (allow)
Description: Type a description for your customized service..
Src. IP Address: The source addresses or ranges of addresses to which this packet filter rule
applies. (Address 0.0.0.0 is equivalent any)
Dest. IP Address: The destination addresses or ranges of addresses to which this packet filter
rule applies. (Address 0.0.0.0 is equivalent any)
Schedule: Select everyday (always) or the day(s) of the week to apply the rule. Enter the start
and end times in the hour-minute format to apply the rule.
GRT-101/401/402 User's Manual
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G.SHDSL Bridge/Router