Watchguard Firebox X1000, Reference Manual

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CHAPTER 4: Types of Services
64 WatchGuard Firebox System
N
OTE
DCE-RPE allows
all
DCE RPC traffic through the firewall (to and from
the configured addresses and ports as appropriate)—it does not filter any
of the packets for harmful content.
Characteristics
• Service Name: DCE-RPC
• Protocol: DCE-RPC
• Client Port: client
• Port Number: 135
FTP
FTP is File Transfer Protocol, one of the most common ways to move files
over the Internet.
Characteristics
• Protocol: TCP
• Server Port(s): 20 (command channel), 21 (data channel)
• Client Port(s): greater than 1023
• RFC: 414
Common Scenarios
Scenario 1
Description
There is a “public” FTP server on the optional network.
Icons in the Services Arena
An FTP icon must be present for FTP to work. Incoming
connections must be Allowed To the FTP server. Outgoing
connections are usually Allowed From Any to To Any.
Scenario 2
Description
There is a “public” FTP server on the Trusted network.