annotations:
  - border_color: '#808080FF'
    border_radius: 0
    border_style: ''
    color: '#FFFFFFFF'
    thickness: 1
    type: rectangle
    x1: -287.0
    y1: -176.5
    x2: 612.0
    y2: 342.0
    z_index: 0
  - border_color: '#00000000'
    border_style: ''
    color: '#808080FF'
    rotation: 0
    text_bold: false
    text_content: ''
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: -130.0
    y1: -35.5
    z_index: 1
  - border_color: '#00000000'
    border_style: ''
    color: '#020202'
    rotation: 0
    text_bold: false
    text_content: 44.44.44.0/24
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: -154.0
    y1: -55.5
    z_index: 2
  - border_color: '#00000000'
    border_style: ''
    color: '#020202'
    rotation: 0
    text_bold: false
    text_content: 172.16.1.0/24
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: 33.0
    y1: -96.5
    z_index: 2
  - border_color: '#00000000'
    border_style: ''
    color: '#020202'
    rotation: 0
    text_bold: false
    text_content: 192.168.1.0/24
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: 26.0
    y1: 67.5
    z_index: 2
  - border_color: '#00000000'
    border_style: ''
    color: '#070707'
    rotation: 0
    text_bold: false
    text_content: '.1'
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: -56.0
    y1: -0.5
    z_index: 3
  - border_color: '#00000000'
    border_style: ''
    color: '#070707'
    rotation: 0
    text_bold: false
    text_content: '.1'
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: 3.0
    y1: -42.5
    z_index: 3
  - border_color: '#00000000'
    border_style: ''
    color: '#070707'
    rotation: 0
    text_bold: false
    text_content: '.1'
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: 12.0
    y1: 17.5
    z_index: 3
  - border_color: '#00000000'
    border_style: ''
    color: '#070707'
    rotation: 0
    text_bold: false
    text_content: '.44'
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: -152.0
    y1: 1.5
    z_index: 3
  - border_color: '#00000000'
    border_style: ''
    color: '#070707'
    rotation: 0
    text_bold: false
    text_content: '.2'
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: 142.0
    y1: -63.5
    z_index: 3
  - border_color: '#00000000'
    border_style: ''
    color: '#070707'
    rotation: 0
    text_bold: false
    text_content: '.2'
    text_font: monospace
    text_italic: false
    text_size: 12
    text_unit: pt
    thickness: 1
    type: text
    x1: 154.0
    y1: 31.5
    z_index: 3
nodes:
  - boot_disk_size: null
    configuration:
      - name: ios_config.txt
        content: |-
          Building configuration...

          Current configuration : 3212 bytes
          !
          ! Last configuration change at 19:47:55 UTC Sat Jun 27 2026
          !
          version 15.9
          service timestamps debug datetime msec
          service timestamps log datetime msec
          no service password-encryption
          !
          hostname Source
          !
          boot-start-marker
          boot-end-marker
          !
          !
          no logging console
          !
          no aaa new-model
          !
          !
          !
          mmi polling-interval 60
          no mmi auto-configure
          no mmi pvc
          mmi snmp-timeout 180
          !
          !
          !
          !
          !
          no ip routing
          !
          !
          !
          !
          !
          !
          no ip domain lookup
          ip domain name wittynetworks.net
          no ip cef
          no ipv6 cef
          !
          multilink bundle-name authenticated
          !
          !
          !
          !
          !
          redundancy
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          interface Ethernet0/0
           description RTR1
           ip address 44.44.44.44 255.255.255.0
           no ip route-cache
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/1
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/2
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/3
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          ip default-gateway 44.44.44.1
          ip forward-protocol nd
          !
          !
          no ip http server
          no ip http secure-server
          !
          ipv6 ioam timestamp
          !
          !
          !
          control-plane
          !
          banner exec ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner incoming ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner login ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          !
          line con 0
           exec-timeout 0 0
           logging synchronous
          line aux 0
          line vty 0 4
           exec-timeout 0 0
           login
           transport input none
          !
          no scheduler allocate
          !
          end
    cpu_limit: null
    cpus: null
    data_volume: null
    hide_links: false
    id: n0
    image_definition: null
    label: Source
    node_definition: iol-xe
    parameters: {}
    ram: null
    tags: []
    x: -182
    y: -8
    interfaces:
      - id: i0
        label: Loopback0
        type: loopback
      - id: i1
        label: Ethernet0/0
        slot: 0
        type: physical
      - id: i2
        label: Ethernet0/1
        slot: 1
        type: physical
      - id: i3
        label: Ethernet0/2
        slot: 2
        type: physical
      - id: i4
        label: Ethernet0/3
        slot: 3
        type: physical
  - boot_disk_size: null
    configuration:
      - name: ios_config.txt
        content: |-
          Building configuration...

          Current configuration : 3211 bytes
          !
          ! Last configuration change at 19:47:54 UTC Sat Jun 27 2026
          !
          version 15.9
          service timestamps debug datetime msec
          service timestamps log datetime msec
          no service password-encryption
          !
          hostname Host_A
          !
          boot-start-marker
          boot-end-marker
          !
          !
          no logging console
          !
          no aaa new-model
          !
          !
          !
          mmi polling-interval 60
          no mmi auto-configure
          no mmi pvc
          mmi snmp-timeout 180
          !
          !
          !
          !
          !
          no ip routing
          !
          !
          !
          !
          !
          !
          no ip domain lookup
          ip domain name wittynetworks.net
          no ip cef
          no ipv6 cef
          !
          multilink bundle-name authenticated
          !
          !
          !
          !
          !
          redundancy
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          interface Ethernet0/0
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/1
           description RTR1
           ip address 172.16.1.2 255.255.255.0
           no ip route-cache
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/2
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/3
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          ip default-gateway 172.16.1.1
          ip forward-protocol nd
          !
          !
          no ip http server
          no ip http secure-server
          !
          ipv6 ioam timestamp
          !
          !
          !
          control-plane
          !
          banner exec ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner incoming ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner login ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          !
          line con 0
           exec-timeout 0 0
           logging synchronous
          line aux 0
          line vty 0 4
           exec-timeout 0 0
           login
           transport input none
          !
          no scheduler allocate
          !
          end
    cpu_limit: null
    cpus: null
    data_volume: null
    hide_links: false
    id: n1
    image_definition: null
    label: Host A
    node_definition: iol-xe
    parameters: {}
    ram: null
    tags: []
    x: 187
    y: -91
    interfaces:
      - id: i0
        label: Loopback0
        type: loopback
      - id: i1
        label: Ethernet0/0
        slot: 0
        type: physical
      - id: i2
        label: Ethernet0/1
        slot: 1
        type: physical
      - id: i3
        label: Ethernet0/2
        slot: 2
        type: physical
      - id: i4
        label: Ethernet0/3
        slot: 3
        type: physical
  - boot_disk_size: null
    configuration:
      - name: ios_config.txt
        content: |-
          Building configuration...

          Current configuration : 3232 bytes
          !
          ! Last configuration change at 21:13:37 UTC Sat Jun 27 2026
          !
          version 15.9
          service timestamps debug datetime msec
          service timestamps log datetime msec
          no service password-encryption
          !
          hostname RTR1
          !
          boot-start-marker
          boot-end-marker
          !
          !
          no logging console
          !
          no aaa new-model
          !
          !
          !
          mmi polling-interval 60
          no mmi auto-configure
          no mmi pvc
          mmi snmp-timeout 180
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          no ip domain lookup
          ip domain name wittynetworks.net
          ip multicast-routing
          ip cef
          no ipv6 cef
          !
          multilink bundle-name authenticated
          !
          !
          !
          !
          !
          redundancy
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          interface Ethernet0/0
           description Source
           ip address 44.44.44.1 255.255.255.0
           ip pim dense-mode
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/1
           description Host A
           ip address 172.16.1.1 255.255.255.0
           ip pim dense-mode
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/2
           description Host B
           ip address 192.168.1.1 255.255.255.0
           ip pim dense-mode
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/3
           no ip address
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          ip forward-protocol nd
          !
          !
          no ip http server
          no ip http secure-server
          !
          ipv6 ioam timestamp
          !
          !
          !
          control-plane
          !
          banner exec ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner incoming ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner login ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          !
          line con 0
           exec-timeout 0 0
           logging synchronous
          line aux 0
          line vty 0 4
           exec-timeout 0 0
           login
           transport input none
          !
          no scheduler allocate
          !
          end
    cpu_limit: null
    cpus: null
    data_volume: null
    hide_links: false
    id: n2
    image_definition: null
    label: RTR1
    node_definition: iol-xe
    parameters: {}
    ram: null
    tags: []
    x: -8
    y: -8
    interfaces:
      - id: i0
        label: Loopback0
        type: loopback
      - id: i1
        label: Ethernet0/0
        slot: 0
        type: physical
      - id: i2
        label: Ethernet0/1
        slot: 1
        type: physical
      - id: i3
        label: Ethernet0/2
        slot: 2
        type: physical
      - id: i4
        label: Ethernet0/3
        slot: 3
        type: physical
  - boot_disk_size: null
    configuration:
      - name: ios_config.txt
        content: |-
          Building configuration...

          Current configuration : 3213 bytes
          !
          ! Last configuration change at 19:47:54 UTC Sat Jun 27 2026
          !
          version 15.9
          service timestamps debug datetime msec
          service timestamps log datetime msec
          no service password-encryption
          !
          hostname Host_B
          !
          boot-start-marker
          boot-end-marker
          !
          !
          no logging console
          !
          no aaa new-model
          !
          !
          !
          mmi polling-interval 60
          no mmi auto-configure
          no mmi pvc
          mmi snmp-timeout 180
          !
          !
          !
          !
          !
          no ip routing
          !
          !
          !
          !
          !
          !
          no ip domain lookup
          ip domain name wittynetworks.net
          no ip cef
          no ipv6 cef
          !
          multilink bundle-name authenticated
          !
          !
          !
          !
          !
          redundancy
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          !
          interface Ethernet0/0
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/1
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/2
           description RTR1
           ip address 192.168.1.2 255.255.255.0
           no ip route-cache
           duplex auto
           speed auto
           media-type rj45
          !
          interface Ethernet0/3
           no ip address
           no ip route-cache
           shutdown
           duplex auto
           speed auto
           media-type rj45
          !
          ip default-gateway 192.168.1.1
          ip forward-protocol nd
          !
          !
          no ip http server
          no ip http secure-server
          !
          ipv6 ioam timestamp
          !
          !
          !
          control-plane
          !
          banner exec ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner incoming ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          banner login ^C
          **************************************************************************
          * iol-xe is strictly limited to use for evaluation, demonstration and IOS  *
          * education. iol-xe is provided as-is and is not supported by Cisco's      *
          * Technical Advisory Center. Any use or disclosure, in whole or in part, *
          * of the iol-xe Software or Documentation to any third party for any       *
          * purposes is expressly prohibited except as otherwise authorized by     *
          * Cisco in writing.                                                      *
          **************************************************************************^C
          !
          line con 0
           exec-timeout 0 0
           logging synchronous
          line aux 0
          line vty 0 4
           exec-timeout 0 0
           login
           transport input none
          !
          no scheduler allocate
          !
          end
    cpu_limit: null
    cpus: null
    data_volume: null
    hide_links: false
    id: n3
    image_definition: null
    label: Host B
    node_definition: iol-xe
    parameters: {}
    ram: null
    tags: []
    x: 182
    y: 66
    interfaces:
      - id: i0
        label: Loopback0
        type: loopback
      - id: i1
        label: Ethernet0/0
        slot: 0
        type: physical
      - id: i2
        label: Ethernet0/1
        slot: 1
        type: physical
      - id: i3
        label: Ethernet0/2
        slot: 2
        type: physical
      - id: i4
        label: Ethernet0/3
        slot: 3
        type: physical
links:
  - id: l0
    n1: n0
    n2: n2
    i1: i1
    i2: i1
    conditioning: {}
    label: iol-xe-0-Ethernet0/0<->iol-xe-2-Ethernet0/0
  - id: l1
    n1: n2
    n2: n1
    i1: i2
    i2: i2
    conditioning: {}
    label: iol-xe-2-Ethernet0/1<->iol-xe-1-Ethernet0/1
  - id: l2
    n1: n2
    n2: n3
    i1: i3
    i2: i3
    conditioning: {}
    label: iol-xe-2-Ethernet0/2<->iol-xe-3-Ethernet0/2
lab:
  description: ''
  notes: ''
  title: Multicast Observation Lab - Receiver Side (IGMP)
  version: 0.2.2
