Find Rock Hill South Carolina treasurer, tax collector, tax assessor, and property assessor. Treasurers and tax collectors provide information on property searches, tax bills, property liens, tax assessed values, and deductions. Rock Hill Treasurer & Tax Collector.
Because IPSec is integrated at the Internet layer (layer 3), it provides security for almost all protocols in the TCP/IP suite, and because IPSec is applied transparently to applications, there is no need to configure separate security for each application that uses TCP/IP.
IPsec modes. IPsec can operate in two modes: transport and tunnel mode. The default mode for Windows Server 2003 is transport mode. In transport mode, IPsec never encrypts the IP header data (information such as the source and destination address), but in tunnel mode the IP header and payload are encrypted.