Default Hardware Layer 3 Switching Configuration; Configuration Guidelines And Restrictions - Cisco 7604 Configuration Manual

Default Hardware Layer 3 Switching Configuration

Figure 26-1 Hardware Layer 3 Switching Example Topology
MAC = Aa
Host A
171.59.1.2
Data
Default Hardware Layer 3 Switching Configuration
Table 26-1
Table 26-1 Default Hardware Layer 3 Switching Configuration
Feature
Hardware Layer 3 switching enable state
Cisco IOS CEF enable state on MSFC
Cisco IOS dCEF
1. dCEF = Distributed Cisco Express Forwarding

Configuration Guidelines and Restrictions

Follow these guidelines and restrictions when configuring hardware Layer 3 switching:
•
Cisco 7600 Series Router Cisco IOS Software Configuration Guide, Release 12.2SX
26-4
Source IP Destination
Address IP Address
171.59.1.2 171.59.3.1
171.59.1.2 171.59.2.2
171.59.2.2 171.59.1.2
Subnet 1/Sales
171.59.1.2:171.59.2.2
shows the default hardware Layer 3 switching configuration.
1
enable state on MSFC
Hardware Layer 3 switching supports the following ingress and egress encapsulations:
– Ethernet V2.0 (ARPA)
– 802.3 with 802.2 with 1 byte control (SAP1)
Chapter 26
Rewrite Src/Dst Destination
MAC Address VLAN
Dd:Bb Marketing
Dd:Cc Engineering
Dd:Aa Sales
MAC = Dd
MSFC
Aa:Dd
Data 171.59.1.2:171.59.2.2
Default Value
Enabled (cannot be disabled)
Enabled (cannot be disabled)
Enabled (cannot be disabled)
Configuring IP Unicast Layer 3 Switching
MAC = Bb
Host B
171.59.3.1
MAC = Cc
Host C
171.59.2.2
Dd:Cc
OL-4266-08