what does the sppp0 interface do in Sun Microsystems sun4u Sun SPARC Enterprise M9000 Server
[X] WARNING: (60/1): Oct 01 17:21:57 test-1 mDNSResponder: [ID 702911 daemon.error] mdnsd found interface name=sppp0 AF=2 _
sppp0: flags=10010008d1<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST,IPv4,FIXEDMTU> mtu 1500 index 12
inet 192.168.224.2 --> 192.168.224.1 netmask ffffff00
ether 0:0:0:0:0:0