Cisco Nexus 9000 Series Configuration Manual page 27

Configuring the Catena Solution
Configuration Examples of Catena Instances
switch(config-acl)# 10 permit ip 192.0.2.1/24 any
switch(config)# ip access-list acl2
switch(config-acl)# 10 permit ip 198.51.100.1/24 any
switch(config)# ip access-list acl3
switch(config-acl)# 10 permit ip 203.0.113.1/24 any
switch(config-acl)# exit
switch(config)# catena ins_redirect
switch(config-catena-instance)# chain 10
switch(config-catena)# 10 access-list acl1 vlan-group vg1 egress port-group pg1 mode forward
load-balance method src-ip
switch(config-catena)# 20 access-list acl1 vlan-group vg2 egress port-group pg2 mode forward
switch(config-catena)# no shutdown
switch(config-catena-)# catena ins_bypass
switch(config-catena-instance)# chain 10
switch(config-catena)#10 access-list acl2 vlan-group vg1 egress port-group pg1 mode bypass
switch(config-catena)# no shutdown
switch# show running-config catena
feature catena
catena vlan-group vg1
vlan 10
catena vlan-group vg2
vlan 20
catena port-group pg1
interface Eth1/2
catena port-group pg2
interface Eth1/4
catena ins_redirect
chain 10
10 access-list acl1 vlan-group vg1 egress-port-group pg1 mode forward load-balance method
src-ip
20 access-list acl1 vlan-group vg2 egress-port-group pg2 mode forward
no shutdown
catena ins_bypass
chain 10
10 access-list acl2 vlan-group vg1 egress-port-group pg1 mode bypass
no shutdown
Configuring a catena instance in Routed mode:
switch# configure terminal
switch(config)# feature catena
switch(config)# catena port-group pg1
switch(config-port-group)# interface Eth 1/1
switch(config-pg-node)# catena port-group pg2
switch(config-port-group)# interface Eth 2/1
switch(config-pg-node)# catena port-group pg3
switch(config-port-group)# interface Eth 2/2
switch(config-pg-node)# catena device-group dg1
switch(config-device-group)# node ip 1.1.1.1
switch(config-device-group)# probe icmp
switch(config-device-group)# catena device-group dg2
switch(config-device-group)# node ip 2.1.1.1
switch(config-device-group)# probe icmp
switch(config-device-group)# catena device-group dg3
switch(config-device-group)# node ip 3.1.1.1
switch(config-device-group)# probe icmp
switch(config-device-group)# ip access-list acl1
switch(config-acl)# 10 permit ip 192.0.2.1/24 any
switch(config)# ip access-list acl2
switch(config-acl)# 10 permit ip 198.51.100.1/24 any
switch(config-acl)# ip access-list acl3
switch(config-acl)# 10 permit ip 203.0.113.1/24 any
switch(config-acl)# ip access-list acl4
switch(config-acl)# 10 permit ip 10.0.0.1/8 any
switch(config)# catena ins_1
switch(config-catena-instance)# chain 10
switch(config-catena)# 10 access-list acl1 ingress-port-group pg1 egress-device-group dg1
mode forward
switch(config-catena)# 20 access-list acl1 ingress-port-group pg2 egress-device-group dg2
mode forward
switch(config-catena)# 30 access-list acl1 ingress-port-group pg3 egress-device-group dg3
mode forward
switch(config-catena)# no shutdown
Cisco Nexus 9000 Series NX-OS Catena Configuration Guide, Release 7.x
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