Next hop inaccessible for Juniper

Vendor

Juniper

Description

Indeni will review the routing table and identify when a next hop router is showing as FAILED or INCOMPLETE in the ARP table.

Remediation Steps

Determine why the next hops are not responding.

1. Log into the device over SSH and enter "show arp no-resolve" command to review next-hop MAC and IP address information in ARP table.

2. Check for a misconfiguration on interfaces or a physical issue.

3. Review the following article on Juniper tech support site: Operational Commands

How does this work?

This script retrieves the information from the ARP table via SSH connection to the device by running the command "show arp no-resolve" command. Then it extracts IPs, MAC addresses, interfaces and status. It also shows the total entries in the ARP table.

Why is this important?

This script retrieves the information from the ARP table via SSH connection to the device by running the command "show arp no-resolve" command. Then it extracts IPs, MAC addresses, interfaces and status. It also shows the total entries in the ARP table.

Without Indeni how would you find this?

An administrator could log on to the device to run the command "show arp no-resolve" to collect the same information.


View Source Code