Which two statements describe the functions and operations of IDS and IPS systems？（） A network administrator entering a wrong password would generate a true-negative alarm.。 A false positive alarm is generated when an IDS/IPS signature is correctly identified.。 An IDS is significantly more advanced over IPS because of its ability to prevent network attacks.。 Cisco IDS works inline and stops attacks before they enter the network.。 Cisco IPS taps the network traffic and responds after an attack.。 Profile-based intrusion detection is also known as "anomaly detection".。
相对离心力
The OSPF RFC 3623 Graceful Restart feature allows you to configure IETF NSF in ultivendor networks. When using OSPF Graceful Restart， which mechanism is used tocontinue forwarding packets during a switchover？（） Reverse Path Forwarding。 Hardware-based forwarding。 UDP forwarding。 Layer 2 Forwarding。
In a cable HFC plant， what is a modulator？（） Set top box。 Diplex filter。 Local head end。 Fiber node。
A customer has deployed a wireless core feature set using autonomous access points and now wants to include a satellite building 4500 feet away from the main campus. The customer also wants to provide wireless access to a courtyard for wireless clients in close proximity to the antenna mounting position. Which Cisco Aironet product is the most applicable solution？（） Cisco Aironet 1000 Series。 Cisco Aironet 1100 Series。 Cisco Aironet 1200 Series。 Cisco Aironet 1300 Series。 Cisco Aironet 1400 Serie。
林则徐曾上奏皇帝，认为：英国以船坚炮利而称强，至口内则运掉不灵，一遇水浅沙胶，万难转动，若至岸上，更无能为，其强可以制，其富不足夸。这折射出（）。
