Configuration Guide Manual

Brocade TurboIron 24X Series Configuration Guide 445
53-1003053-01
Basic IP parameters and defaults – Layer 3 Switches
IP interface parameters – Layer 3 Switches
Table 71 lists the interface-level IP parameters for Layer 3 Switches.
TABLE 71 IP interface parameters – Layer 3 Switches
Parameter Description Default See page...
IP state The Internet Protocol, version 4 Enabled
NOTE: You cannot
disable IP.
n/a
IP address A Layer 3 network interface address
NOTE: Layer 2 Switches have a single IP address
used for management access to the
entire device. Layer 3 Switches have
separate IP addresses on individual
interfaces.
None configured
1
1. Some devices have a factory default, such as 10.157.22.154, used for troubleshooting during installation. For
Layer 3 Switches, the address is on module 1 port 1.
page 448
Encapsulation type The format of the packets in which the router
encapsulates IP datagrams. The encapsulation
format can be one of the following:
• Ethernet II
• SNAP
Ethernet II page 453
Maximum
Transmission Unit
(MTU)
The maximum length (number of bytes) of an
encapsulated IP datagram the router can
forward.
1500 for Ethernet II
encapsulated packets
1492 for SNAP
encapsulated packets
page 454
ARP age Locally overrides the global setting. Refer to
Table 70 on page 442.
Ten minutes page 460
Metric A numeric cost the router adds to RIP routes
learned on the interface. This parameter applies
only to RIP routes.
1 (one) page 594
ICMP Router
Discovery Protocol
(IRDP)
Locally overrides the global IRDP settings. Refer
to Table 70 on page 442.
Disabled page 478
UDP broadcast
forwarding
The router can forward UDP broadcast packets
for UDP applications such as BootP. By
forwarding the UDP broadcasts, the router
enables clients on one subnet to find servers
attached to other subnets.
NOTE: T
The router helps forward
broadcasts for the
following UDP
application protocols:
• bootps
• dns
• netbios-dgm
• netbios-ns
• tacacs
• tftp
• time
page 482