-> ifShow
motfec (unit number 0):
     Flags: (0x8063) UP BROADCAST MULTICAST ARP RUNNING
     Type: ETHERNET_CSMACD
     Internet address: 192.168.0.66
     Broadcast address: 192.168.0.255
     Netmask 0xffffff00 Subnetmask 0xffffff00
     Ethernet address is 00:00:00:11:22:33
     Metric is 0
     Maximum Transfer Unit size is 1500
     0 octets received
     0 octets sent
     371 packets received
     17 packets sent
     14 unicast packets received
     13 unicast packets sent
     357 non-unicast packets received
     4 non-unicast packets sent
     0 input discards
     0 input unknown protocols
     0 input errors
     0 output errors
     0 collisions; 0 dropped
lo (unit number 0):
     Flags: (0x8069) UP LOOPBACK MULTICAST ARP RUNNING
     Type: SOFTWARE_LOOPBACK
     Internet address: 127.0.0.1
     Netmask 0xff000000 Subnetmask 0xff000000
     Metric is 0
     Maximum Transfer Unit size is 32768
     0 packets received; 0 packets sent
     0 multicast packets received
     0 multicast packets sent
     0 input errors; 0 output errors
     0 collisions; 0 dropped
ppp (unit number 1):
     Flags: (0xf1) UP POINT-TO-POINT RUNNING
     Type: PPP
     Internet address: 0.245.68.128
     Destination Internet address: 0.245.68.136
     Netmask 0xff000000 Subnetmask 0xffffffff
     Metric is 0
     Maximum Transfer Unit size is 1492
     0 octets received
     0 octets sent
     0 packets received
     0 packets sent
     0 unicast packets received
     0 unicast packets sent
     0 non-unicast packets received
     0 non-unicast packets sent
     0 input discards
     0 input unknown protocols
     0 input errors
     0 output errors
value = 21 = 0x15
发现IP地址还是静态的IP 地址192.168.0.66
-> ping "0.245.68.136",1
no answer from 0.245.68.136
value = -1 = 0xffffffff = udbinfo + 0xffea7c1f
-> ping "0.245.68.128",1
0.245.68.128 is alive
value = 0 = 0x0
-> ping "192.168.0.66",1
192.168.0.66 is alive
value = 0 = 0x0
为什么?

 
					
				
 
			
			
			
						
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