---
- name: Set Interface description based on CDP/LLDP discovery
  hosts: all
  gather_facts: yes
  connection: network_cli

  tasks:

  - name: Set IOS Interface Description
    ios_config:
      lines:
        - description Connected to {{ item.value[0].host }} via its {{ item.value[0].port }}
      parents: interface {{ item.key }}
      save_when: changed
    with_dict: "{{ansible_facts.net_neighbors }}"
    when: ansible_network_os == 'ios'

  - name: Set NXOS Interface Description
    nxos_config:
      lines:
        - description Connected to {{ item.value[0].host }} via its {{ item.value[0].port }}
      parents: interface {{ item.key }}
      save_when: changed
    with_dict: "{{ansible_facts.net_neighbors }}"
    when: ansible_network_os == 'nxos'