Telecommunications and network security

  This assignment is a summative assessment of the following question sets. A minimum of 200 words for each answer is required and a minimum of one reference per response. An introduction is not necessary but would be appreciated. Questions to be answered are as follows: What is a softphone? List four typical active attacks against Wireless Local Area Networks (WLAN). Briefly describe each one. What are some of the security concerns in the Internet Control Management Protocol (ICMP)? Which wireless technology does not operate in the 2.4Ghz frequency range? IEEE 802.11a IEEE 802.11b IEEE 802.11g Bluetooth Routing information is encrypted using which technology: S-ATM (Secure ATM) Link encryption IPSec File Transfer Protocol (FTP) List at least five SMS attack types. Could SMS attacks cripple a mobile phone network? Why or why not? Explain.