例句與造句

1. The BCP series also covers technical recommendations for how to practice Internet standards; for instance the recommendation to use source filtering to make DoS attacks more difficult ( RFC 2827 : " " Network Ingress Filtering : Defeating Denial of Service Attacks which employ IP Source Address Spoofing " " ) is [ / / tools . ietf . org / html / bcp38 BCP 38 ].
2. It's difficult to find source address spoofing in a sentence. 用source address spoofing造句挺難的