TP-Link TL-R470T Plus Configuration Manual page 60

Configuring Preferences
Click Add to load the following page.
Figure 4-2 Add an Service Type Entry
Follow these steps to add a service type entry:
1) Enter a name for the service type.
Service Type Name
2) Select the protocol for the service type. The predefined protocols include TCP, UDP,
TCP/UDP and ICMP. For other protocols, select the option Other.
When TCP, UDP, or TCP/UDP is selected, the following page will appear.
Figure 4-3 TCP/UDP Protocol
Source Port Range/
Destination Port Range
When ICMP is selected, the following page will appear.
Figure 4-4 ICMP Protocol
Type/Code
Enter a name for the service type. Only letters, digits or underscores are
allowed.
Specify range of the source port and destination port of the TCP or UDP
packets. Packets whose source port and destination port are both in the
range are considered as the target packets.
Specify the type and code of the ICMP packets. ICMP packets with both
the type and code fields matched are considered as the target packets.
Service Type Configuration
Configuration Guide 53