Troubleshooting

Basic Connectivity

Test end-to-end connectivity 

•  # execute ping <target> 

•  # execute ping-options ?

Tracing an IP address within the routing table: 

• # get router info routing-table details <IP address> 

Viewing the ARP cache: 

• # show system arp  

• # show system arp | grep <address> 

Display MAC address of interface: 

• # get hardware nic internal | grep Current_HWaddr 

Display TCP sessions: 

• # get system session list | grep -n tcp 

DHCP 

To break a lease

• # execute dhcp lease-clear <ip_address> 

To break a lease for all IP addresses for the DHCP servers in the current VDOM

• # execute dhcp lease-clear all 

Routing

View the routing database, these are all learned routes before they are injected into the routing table: 

• # get router info routing-table database 

Search the routing table for a route: 

• # get router info routing-table details <IP address> 

Tracing an IP address within the routing table: 

• # get router info routing-table details <IP address>