Red Hat ENTERPRISE LINUX 3 - SECURITY GUIDE Manual page 125

Appendix C. Common Ports
networks.
Port # / Layer
1/ddp
2/ddp
4/ddp
6/ddp
Table C-4. Datagram Deliver Protocol Ports
Table C-5 is a listing of ports related to the Kerberos network authentication protocol. Where noted,
v5 refers to Kerberos version 5 protocol. Note that these ports are not registered with the IANA.
Port # / Layer
751
752
754
760
1109
2053
2105
Table C-5. Kerberos (Project Athena/MIT) Ports
Table C-6 is a listing of unregistered ports that are used by services and protocols that may be in-
stalled on your Red Hat Enterprise Linux system or is necessary for communication between Red Hat
Enterprise Linux and systems running other operating systems.
Port # / Layer
15/tcp
98/tcp
106
465/tcp
616/tcp
808
871/tcp
901/tcp
953
Name Comment
rtmp Routing Table Management Protocol
nbp Name Binding Protocol
echo AppleTalk Echo Protocol
zip Zone Information Protocol
Name Comment
kerberos_master Kerberos authentication
passwd_server Kerberos Password (kpasswd) server
krb5_prop Kerberos v5 slave propagation
krbupdate [kreg] Kerberos registration
kpop Kerberos Post Office Protocol (KPOP)
knetd Kerberos de-multiplexor
eklogin Kerberos v5 encrypted remote login (rlogin)
Name Comment
netstat Network Status (netstat)
linuxconf Linuxconf Linux administration tool
poppassd Post Office Protocol Password change daemon
(POPPASSD)
smtps Simple Mail Transfer Protocol over Secure Sockets Layer
(SMTPS)
gii Gated (routing daemon) Interactive Interface
omirr [omirrd] Online Mirror (Omirr) file mirroring services
supfileserv Software Upgrade Protocol (SUP) server
swat Samba Web Administration Tool (SWAT)
rndc Berkeley Internet Name Domain version 9 (BIND 9)
remote name daemon configuration tool
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