Specifications

IP Switching Commands
ip route-cache
ISW-52
Cisco IOS IP Switching Command Reference
May 2008
ip route-cache
To control the use of switching methods for forwarding IP packets, use the ip route-cache command in
interface configuration mode. To disable any of these switching methods, use the no form of this
command.
ip route-cache [cef | distributed | flow | policy | same-interface]
no ip route-cache [cef | distributed | flow | policy | same-interface]
Syntax Description
Defaults Fast Switching
The default behavior for Fast Switching varies by interface and media.
Distributed Switching
Distributed switching is disabled.
Cisco Express Forwarding and Distributed Cisco Express Forwarding
When Cisco Express Forwarding or distributed Cisco Express Forwarding operation is enabled globally,
all interfaces that support Cisco Express Forwarding or distributed Cisco Express Forwarding are
enabled by default.
NetFlow Accounting
NetFlow accounting is disabled.
Fast Switching for PBR (FSPBR)
FSPBR is disabled.
Command Modes Interface configuration
Command History
cef (Optional) Enables Cisco Express Forwarding operation on an interface.
distributed (Optional) Enables distributed switching on the interface. (This keyword is
not supported on the Cisco 7600 routers.)
flow (Optional) Enables NetFlow accounting for packets that are received by the
interface.
policy (Optional) Enables fast-switching for packets that are forwarded using
policy-based routing (PBR).
same-interface (Optional) Enables fast-switching of packets onto the same interface on
which they arrived.
Release Modification
10.0 This command was introduced.
11.1 The flow keyword was added.
11.2GS The cef and distributed keywords were added.