Configuring HP-UX IPSec

Step 2: Configuring Tunnel IPSec Policies

-source and -destination

ip_addr[/prefix[/port_numberservice_name]]

HP-UX IPSec uses the ip_addr, prefix, and port_number or service_name] with the protocol argument to form an address identifier. When negotiating an outbound IPSec tunnel SA, HP-UX IPSec uses the source address identifier as the proxy source ID, and uses the destination address identifier as the proxy destination ID. When negotiating an inbound IPSec tunnel SA, HP-UX IPSec uses the destination address identifier as the proxy source ID and the source address identifier as the proxy destination ID. The proxy ID values must exactly match the proxy ID values on the remote system.

If you are using manual keys with an IPv6 ESP, HP-UX IPSec also uses the address identifier to verify the address fields in the original (end-to-end) packet. For an outbound tunneled packet (the local address is the source address in the tunnel packet header), HP-UX IPSec verifies the source address identifier with the source address fields in the original packet, and the destination address identifier with the destination address fields in the original packet. For an inbound tunneled packet (the local address is the destination address in the tunnel packet header), HP-UX IPSec verifies the source address identifier with the destination address fields in the original packet, and the destination address identifier with the source address fields in the original packet.

Default: If you do not specify ip_addr, prefix, and port_number or service_name, ipsec_config uses the value of the source or destination parameter in the TunnelPolicy-Defaults section of the profile file used.of the profile file used. The default value for source and destination is 0.0.0.0/0/0 (match any IPv4 address, any port).

Where:

ip_addr The ip_addr is the proxy (end system) source or destination IP address.

Acceptable Values: An IPv4 address in dotted-decimal notation or an IPv6 address in colon-hexadecimal notation. The IP address type (IPv4 or IPv6) must be the same for the source and destination address.

HP-UX IPSec does not support unspecified IPv6 addresses. However, you can use the double-colon (::) notation within a specified IPv6 address to denote a number of zeros (0) within an address. The address must be a unicast address.

Chapter 3

83

Page 86 Page 88
Page 87
Image 87
HP UX IPSec Software manual Ipaddr/prefix/portnumberservicename
Page 86 Page 88

UX IPSec Software specifications

HP-UX IPSec Software is an integral component of the HP-UX operating system, providing robust and secure communication capabilities for enterprise environments. As organizations increasingly rely on secure networking solutions, HP-UX IPSec stands out with its comprehensive set of features and technologies designed to safeguard sensitive data.

One of the core characteristics of HP-UX IPSec Software is its implementation of the Internet Protocol Security (IPSec) framework. This technology secures Internet Protocol (IP) communications through authentication and encryption, ensuring the integrity and confidentiality of data transmissions. By leveraging IPSec, HP-UX provides a secure method for connecting remote users and secure sites over untrusted networks, such as the internet.

A notable feature of the HP-UX IPSec Software is its support for both transport and tunnel modes. The transport mode encrypts only the payload of the IP packet, whereas the tunnel mode encapsulates the entire IP packet within a new packet, allowing for secure communications between entire networks. This flexibility enables organizations to tailor their security strategies based on specific use cases and requirements.

HP-UX IPSec also emphasizes interoperability and compliance with industry standards. The software supports various encryption algorithms and authentication methods, including those defined by the Internet Engineering Task Force (IETF). This commitment to open standards ensures that HP-UX can seamlessly integrate with a diverse range of networking infrastructures and security solutions.

In addition to its security features, HP-UX IPSec Software offers administration tools that simplify the configuration and management of IPSec policies. The software includes a user-friendly command-line interface, allowing system administrators to specify security associations and policies efficiently. Moreover, comprehensive logging and monitoring capabilities help organizations keep track of their security posture and detect potential vulnerabilities.

Another essential characteristic of HP-UX IPSec Software is its scalability. Designed to accommodate the needs of both small and large enterprises, it can handle increased loads and adapt to changing security demands without compromising performance.

In conclusion, HP-UX IPSec Software stands as a vital solution for organizations seeking to protect their data transmissions over IP networks. With its core technologies, such as transport and tunnel modes, adherence to industry standards, user-friendly administration tools, and scalability, it provides a formidable layer of security in an increasingly interconnected world. This makes it a preferred choice for enterprises aiming to enhance their network security frameworks.
Top Page Image Contents