
116 Chapter 7 WAN screens
NN47923-500
RIP Direction With RIP (Routing Information Protocol), a router can exchange
routing information with other routers. The RIP Direction field
controls the sending and receiving of RIP packets.
Choose Both, None, In Only or Out Only.
When set to Both or Out Only, the Business Secure Router
broadcasts its routing table periodically.
When set to Both or In Only, the Business Secure Router
incorporates RIP information that it receives.
When set to None, the Business Secure Router does not send any
RIP packets and ignores any RIP packets received.
By default, RIP Direction is set to Both.
RIP Version The RIP Version field controls the format and the broadcasting
method of the RIP packets that the Business Secure Router sends
(it recognizes both formats when receiving).
Choose RIP-1, RIP-2B or RIP-2M.
RIP-1 is universally supported; but RIP-2 carries more information.
RIP-1 is probably adequate for most networks, unless you have an
unusual network topology. Both RIP-2B and RIP-2M sends the
routing data in RIP-2 format; the difference being that RIP-2B uses
subnet broadcasting while RIP-2M uses multicasting. Multicasting
can reduce the load on nonrouter machines since they generally do
not listen to the RIP multicast address and so do not receive the
RIP packets. However, if one router uses multicasting, then all
routers on your network must use multicasting, also. By default, the
RIP Version field is set to RIP-1.
Multicast Choose None (default), IGMP-V1 or IGMP-V2. IGMP (Internet
Group Multicast Protocol) is a network layer protocol used to
establish membership in a Multicast group—it is not used to carry
user data. IGMP version 2 (RFC 2236) is an improvement over
version 1 (RFC 1112) but IGMP version 1 is still in wide use. If you
want to read more detailed information about interoperability
between IGMP version 2 and version 1, see sections 4 and 5 of
Internet Group Management Protocol
(RFC 2236).
Call Schedule
(PPPoE and
PPPoA
encapsulation)
Apply call schedule sets for this remote node. Use the Call
Schedule screens to configure call schedule sets (see Chapter 21,
“Call scheduling screens,” on page 387).
Windows
Networking
(NetBIOS over
TCP/IP):
Windows Networking (NetBIOS over TCP/IP): NetBIOS (Network
Basic Input/Output System) are TCP or UDP packets that enable a
computer to connect to and communicate with a LAN. For some
dial-up services, such as PPPoE, NetBIOS packets cause
unwanted calls.
Table 19 WAN: IP
Label Description
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