Network Router User Manual

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