
The Configuration Tree Functions Firewall Configuration - Page 59
Time Update Protocol (Time) – used to take the time of day from
the Internet.
DNS (Domain Name Server) – translates public names to IP Addresses
Gopher – the predecessor of HTTP.
Finger – an application that, given an email address, can be used to obtain
information about users currently logged on to a host system.
Resource Reservation Setup Protocol (RSVP) – an Internet protocol
developed to enable the Internet to support specified Qualities-of-Service
(QoS's). Using RSVP, an application will be able to reserve resources along a
route from source to destination. RSVP-enabled routers will then schedule and
prioritise packets to fulfil the QoS.
HyperText Transfer Protocol (HTTP) - the part of the TCP/IP protocol suite that
transmits web pages over the Internet.
POP3 (Post Office Protocol) - the TCP/IP standard for mail transmission
between server and client. POP3 is the current version.
Network News Transfer Protocol (NNTP) – used to set up local Internet news
groups.
SNMP (Simple Network Management Protocol) - the part of the TCP/IP
protocol suite that deals with the transmission of network information for system
administration and monitoring.
Internet Relay Chart (IRC) – a real-time, multi-user chat application.
Point-to-Point Tunnelling Protocol (PPTP) – used to establish a Virtual Private
Network (VPN) over the Internet.
Internet Group Management Protocol (IGMP) – is defined in RFC 1112 as the
standard for IP multicasting in the Internet. It is used to establish host
memberships in particular multicast groups on a single network. The mechanisms
of the protocol allow a host to inform its local router, using Host Membership
Reports, that it wants to receive messages addressed to a specific multicast
group.
H323 – Not used.
INDeX IPNC Cassette Administration Manual The Configuration Tree Functions - Page 59
38DHB0002UKDD – Issue 7 (22/11/02) Firewall Configuration