Displaying the forwarding cache – Brocade Communications Systems Layer 3 Routing Configuration ICX 6650 User Manual

Page 139

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Brocade ICX 6650 Layer 3 Routing Configuration Guide

121

53-1002603-01

Displaying IP configuration information and statistics

Displaying the forwarding cache

To display the IP forwarding cache, enter the following command at any CLI level.

Syntax: show ip cache [ip-addr] | [num]

The ip-addr parameter displays the cache entry for the specified IP address.

The num parameter displays the cache beginning with the row following the number you enter. For
example, to begin displaying the cache at row 10, enter the following command.

Brocade# show ip cache 9

The show ip cache command displays the following information.

TABLE 19

CLI display of static ARP table

Field

Description

Static ARP table size The maximum number of static entries that can be configured on the device using the

current memory allocation. The range of valid memory allocations for static ARP entries is
listed after the current allocation. To change the memory allocation for static ARP entries,
refer to

“Changing the maximum number of entries the static ARP table can hold”

on

page 40.

Index

The number of this entry in the table. You specify the entry number when you create the
entry.

IP Address

The IP address of the device.

MAC Address

The MAC address of the device.

Port

The port attached to the device the entry is for.

TABLE 20

CLI display of IP forwarding cache – Layer 3 Switch

Field

Description

IP Address

The IP address of the destination.

Next Hop

The IP address of the next-hop router to the destination. This field contains either an IP address
or the value DIRECT. DIRECT means the destination is either directly attached or the destination
is an address on this Brocade device. For example, the next hop for loopback addresses and
broadcast addresses is shown as DIRECT.

MAC

The MAC address of the destination.
NOTE: If the entry is type U (indicating that the destination is this Brocade device), the address

consists of zeroes.

Brocade# show ip cache

Total number of cache entries: 3

D:Dynamic P:Permanent F:Forward U:Us C:Complex Filter

W:Wait ARP I:ICMP Deny K:Drop R:Fragment S:Snap Encap

IP Address Next Hop MAC Type Port Vlan Pri

1 192.168.1.11 DIRECT 0000.0000.0000 PU n/a 0

2 192.168.1.255 DIRECT 0000.0000.0000 PU n/a 0

3 192.168.255.255 DIRECT 0000.0000.0000 PU n/a 0

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