哪位高人指点指点rpcbind: server 192.168.0.1 not responding, timed out

                                                                                                                          
IP-Config: Complete:                                                                                                                              
      device=eth0, addr=192.168.0.2, mask=255.255.255.0, gw=255.255.255.255,                                                                      
     host=192.168.0.2, domain=, nis-domain=(none),                                                                                                
     bootserver=192.168.0.1, rootserver=192.168.0.1, rootpath=                                                                                    
Looking up port of RPC 100003/2 on 192.168.0.1                                                                                                    
eth0: link up, 100Mbps, full-duplex, lpa 0xCDE1                                                                                                  
rpcbind: server 192.168.0.1 not responding, timed out                                                                                            
Root-NFS: Unable to get nfsd port number from server, using default                                                                              
Looking up port of RPC 100005/1 on 192.168.0.1                                                                                                    
rpcbind: server 192.168.0.1 not responding, timed out                                                                                            
Root-NFS: Unable to get mountd port number from server, using default                                                                            
mount: server 192.168.0.1 not responding, timed out                                                                                              
Root-NFS: Server returned error -5 while mounting /home/NFS/nfs/box.yaffs                                                                        
VFS: Unable to mount root fs via NFS, trying floppy.                                                                                              
VFS: Cannot open root device "nfs" or unknown-block(2,0)                                                                                          
Please append a correct "root=" boot option; here are the available partitions:                                                                  
1f00       2048 mtdblock0 (driver?)                                                                                                              
1f01       8192 mtdblock1 (driver?)                                                                                                              
1f02     251904 mtdblock2 (driver?)                                                                                                              
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)