in jfs number of inodes are fixed,in jfs2 dynamically inodes are generated
jfs inode size will be max 128 bytes ,in jfs2 max size is 512 bytes
jfs have only one log file but jfs2 every FS can have...
1)first you will goto smitty tcp/ip and remove network
2)goto /etc/hosts and remove the network if the netwok is not remove
3)#rmdev -dl en3
#cfgmgr -v