海思hi3536c 雄迈的板子内核起来后网卡PING不通

海思hi3536c 雄迈的板子内核起来后网卡PING不通，看内核网卡驱动是好的，但是死活就是PING不通，有没有大神遇到过的，是怎样解决的啊，恳请赐教啰。以下是内核相关打印信息：
libphy: Fixed MDIO Bus: probed
libphy: hisi_gemac_mii_bus: probed
ata1: SATA link down (SStatus 0 SControl 300)
libphy: hisi_gemac_mii_bus: probed
hi_gmac_v200 100a0000.ethernet (unnamed net_device) (uninitialized): using random MAC address 46:8c:e0:c6:3a:1c
ata2: SATA link down (SStatus 0 SControl 300)
attached PHY 2 to driver Atheros 8035 ethernet, PHY_ID=0x4dd072
Higmac dma_sg_phy: 0x83ac0000
ETH: rgmii, phy_addr=2
hi_gmac_v200 100a1000.ethernet (unnamed net_device) (uninitialized): using random MAC address e2:96:7b:68:79:10
attached PHY 3 to driver Generic PHY, PHY_ID=0xffff
Higmac dma_sg_phy: 0x83b40000
ETH: rgmii, phy_addr=3
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

下面是我PING命令的打印：
~ # hi_gmac_v200 100a0000.ethernet eth0: Link is Up - 100Mbps/Full - flow control rx/tx

~ # ping 10.11.49.210
PING 10.11.49.210 (10.11.49.210): 56 data bytes

--- 10.11.49.210 ping statistics ---
9 packets transmitted, 0 packets received, 100% packet loss
~ # ping 10.11.49.210
PING 10.11.49.210 (10.11.49.210): 56 data bytes

--- 10.11.49.210 ping statistics ---
4 packets transmitted, 0 packets received, 100% packet loss
~ # ifconfig
eth0      Link encap:Ethernet  HWaddr 12:1C:42:0A:24:73  
          inet addr:10.11.49.111  Bcast:10.255.255.255  Mask:255.0.0.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:191 errors:0 dropped:0 overruns:0 frame:0
          TX packets:15 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:11748 (11.4 KiB)  TX bytes:630 (630.0 B)
          Interrupt:48

lo        Link encap:Local Loopback  
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:75 errors:0 dropped:0 overruns:0 frame:0
          TX packets:75 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:0
          RX bytes:8400 (8.2 KiB)  TX bytes:8400 (8.2 KiB)

~ #