+------------------------+--------------------------------+------------------------------+----------+
| Protocol | Bandwidth Amplification Factor | Vulnerable Command | Port(s) |
+------------------------+--------------------------------+------------------------------+----------+
| DNS | 28 to 54 | see: TA13-088A | 53 |
| NTP | 556.9 | see: TA14-013A | 123 |
| SNMPv2 | 6.3 | GetBulk request | 161 |
| NetBIOS | 3.8 | Name resolution | 137 |
| SSDP | 30.8 | SEARCH request | 1900 |
| CharGEN | 358.8 | Character generation request | 19 |
| QOTD | 140.3 | Quote request | 17 |
| BitTorrent | 3.8 | File search | 6881 |
| Kad | 16.3 | Peer list exchange | 751 |
| Quake Network Protocol | 63.9 | Server info exchange | 26000 |
| Steam Protocol | 5.5 | Server info exchange | 27015 |
| Multicast DNS (mDNS) | 2 to 10 | Unicast query | 5353 |
| RIPv1 | 131.24 | Malformed request | 520 |
| Portmap (RPCbind) | 7 to 28 | Malformed request | 111 |
| LDAP | 46 to 55 | Malformed request | 389 T |
| CLDAP | 56 to 70 | — | 389 |
| TFTP | 60 | — | 69 |
| Memcached | 10,000 to 51,000 | — | 11211 |
| WS-Discovery | 15,000 | — | 139,445 |
| | | — |1124, 3702|
| Apple Remote Desktop | 35.5 | - | 3283 |
| Windows Remote Desktop | | | |
| Gateway (RD Gateway) | ? | | 3391 |
+------------------------+--------------------------------+------------------------------+----------+