TCP/IP protocol stack

• Multicast support, including routing, is available.

• RIPv2 support is available.

• BSD IPv6 APIs are available.

• High performance extensions in RFC 1323 are supported.

• IGMPv2 is supported.

• All tunables in previous releases are now dynamic.

• Relevant limits can be changed using the Network Configuration Manager, inconfig or ifconfig , without the need to relink the kernel or reboot the system.