Brocade TurboIron 24X Series Configuration Guide - Manual (Page 469)

Brocade TurboIron 24X Series Configuration Guide 435
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Overview
You also can specify the default gateway for forwarding traffic to other subnets.
IP packet flow through a Layer 3 Switch
Figure 55 shows how an IP packet moves through a Layer 3 Switch.
FIGURE 55 IP Packet Flow through a Layer 3 Switch
Figure 55 shows the following packet flow:
Incoming
Port
Outgoing
Port
Session
Table
N
Y
Fwding
Cache
N
Y
N Y
Y
N
PBR
or
IP acc
policy
IP Route
Table
ARP
Cache
Load
Balancing
Algorithm
Mult.
Equal-
cost
Paths
Lowest
Admin.
Distance
Lowest
Metric
Static ARP
Table
RIP
OSPF
BGP4