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Date: Fri, 06 Jun 2014 11:13:01 +0700 From: Alex <d77190@...l.ru> To: Cong Wang <cwang@...pensource.com> Cc: netdev@...r.kernel.org Subject: Re: Bug 75571 > Hmm, e1000e should init dev->hard_header_len to ETH_LEN, which is 14. > Plus IPv4 header len (20), it should be about 34. I don't understand why > the ipip tunnel's hard_header_len is 148 in your case. It is only possible when > there is no underlying interface, that is, LL_MAX_HEADER + sizeof(struct iphdr). > > What do `ip -d link show` and `ip route show` say? 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000 link/ether 00:15:17:28:a7:02 brd ff:ff:ff:ff:ff:ff 7: eth0.99@...0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default link/ether 00:15:17:28:a7:02 brd ff:ff:ff:ff:ff:ff vlan protocol 802.1q id 99 <REORDER_HDR> 84: tun4177: <POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1420 qdisc htb state UNKNOWN mode DEFAULT group default link/ipip 192.168.18.199 peer 192.168.18.17 192.168.18.199 is loopback address. ip route show dev eth0.99 172.16.254.132/30 proto kernel scope link src 172.16.254.134 192.168.18.0/26 via 172.16.254.133 proto zebra .... and about 200 networks received via BGP ip route show dev tun4177 198.18.0.177 proto kernel scope link src 198.18.0.1 198.18.100.3 via 198.18.0.177 proto zebra metric 17 .... and about 500 routes to hosts recieved via OSPF -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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