BigIron RX Series Configuration Guide 159
53-1002253-01
Basic IP parameters and defaults
7
ICMP Router
Discovery Protocol
(IRDP)
An IP protocol a router can use to advertise the IP addresses of its
router interfaces to directly attached hosts. You can enable or
disable the protocol, and change the following protocol
parameters:
• Forwarding method (broadcast or multicast)
• Hold time
• Maximum advertisement interval
• Minimum advertisement interval
• Router preference level
NOTE: You also can enable or disable IRDP and configure the
parameters on an individual interface basis. Refer to
Table 44 on page 160.
Disabled page 214
Maximum BootP
relay hops
The maximum number of hops away a BootP server can be
located from a router and still be used by the router’s clients for
network booting.
Four page 220
Maximum Frame
Size
You can set a maximum frame size of IP packets that are
forwarded on all ports of a PPCR.
page 180
Domain name for
Domain Name
Server (DNS)
resolver
A domain name (example: company.router.com) you can use in
place of an IP address for certain operations such as IP pings,
trace routes, and Telnet management connections to the router.
None configured page 174
DNS default gateway
addresses
A list of gateways attached to the router through which clients
attached to the router can reach DNSs.
None configured page 174
IP load sharing A Brocade feature that enables the router to balance traffic to a
specific destination across multiple equal-cost paths.
Load sharing is based on a combination of destination MAC
address, source MAC address, destination IP address, source IP
address, and IP protocol.
NOTE: Load sharing is sometimes called Equal Cost Multi Path
(ECMP).
Enabled page 209
Maximum IP load
sharing paths
The maximum number of equal-cost paths across which the
device is allowed to distribute traffic.
Four page 209
Origination of default
routes
You can enable a router to originate default routes for the
following route exchange protocols, on an individual protocol
basis:
• RIP
• OSPF
• BGP4
Disabled page 672
page 709
page 765
Default network
route
The router uses the default network route if the IP route table
does not contain a route to the destination and also does not
contain an explicit default route (0.0.0.0 0.0.0.0 or 0.0.0.0/0).
None configured page 208
TABLE 43 IP global parameters (Continued)
Parameter Description Default See page...
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