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Router Matches:

- Internet Exchange ASN IP Address
IX.br (PTT.br) Sรฃo Paulo AS272276 / OTIMI TECNOLOGIA - PRESTACAO DE SERV. TEC. EIRELI 187.16.214.242
IX.br (PTT.br) Sรฃo Paulo AS272276 / OTIMI TECNOLOGIA - PRESTACAO DE SERV. TEC. EIRELI 2001:12f8::214:242

Undesirable broadcast/multicast packets detected:

Sometimes when a bgp.tools collector is present on a exchange, it will detect packets that ideally should not be sent to a IXP LAN. Listed below are some examples of such packets detected for this MAC address

When Entry
05 Jun 26 01:31 +0000

MikroTik Discovery
=== Ethernet ===
    SrcMAC: 18:fd:74:d9:ce:7b
    DstMAC: ff:ff:ff:ff:ff:ff
    EthernetType  : IPv4
=== IPv4 ===
    Version: 4
    IHL: 5
    TOS: 0
    Length: 227
    Id: 0
    Flags: 
    FragOffset: 0
    TTL: 64
    Protocol: UDP
    Checksum: 7a0b
    SrcIP: 0.0.0.0
    DstIP: 255.255.255.255
    Options: []
=== UDP ===
    SrcPort: 5678(rrac)
    DstPort: 5678(rrac)
    Length  : 207
    Checksum  : 77df
=== MNDP ===
    Seq: 793
    MACAddress: 18:fd:74:d9:ce:7b
    Identity: OTIMI-SP-IDC3-RT01-BORDA
    Version: 7.12.1 (stable) Nov/17/2023 11:38:45
    Platform: MikroTik
    Uptime: 19h59m4s
    SoftwareID: X1E6-U5GB
    Board: CCR2116-12G-4S+
    Unpack: [1]
    IPv6Address: 2001:12f8::214:242
    IPv6Address: fe80::1afd:74ff:fed9:ce7b
    InterfaceName: LINK_IX-PTT_IPV6


You should always check with your vendor and operational documentation before applying any configuration. Incorrect application of configuration could cause issues to your network!

If you do not wish to enable the MikroTik neighbour discovery protocol on any interface, you can disable the system entirely with:

/ip neighbor discovery-settings set discover-interface-list=none