ethtool -i eth1
driver: enic
version: 2.1.1.50
firmware-version: 2.1(3a)
bus-info: 0000:07:00.0
supports-statistics: yes
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: no
ethtool -i vnet1
driver: tun
version: 1.6
firmware-version:
bus-info: tap
supports-statistics: no
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: no
---
I can definitely see my VM receiving packets bigger than 1500B
tcpdump ....
....
Wednesday March 26 2014
INBOUND>>>>> 19:21:31:127
[ver:4 len:3481 proto:ether hop:0 t1:none vlan:0x010b] 802.1Q vlan#2067 P0 192.188.67.15.80 > 101.8.11.217.32103: P [bad tcp cksum 1df9!] 122145215:122148626(3411) ack 120888245 win 843 <nop,nop,timestamp 1001142818 1001142725> (DF) (ttl 64, id 61505, len 3463)
Wednesday March 26 2014
INBOUND>>>>> 19:21:31:127
[ver:4 len:2133 proto:ether hop:0 t1:none vlan:0x010b] 802.1Q vlan#2067 P0 192.188.67.17.80 > 101.8.15.65.23222: P [bad tcp cksum e6f3!] 112090738:112092801(2063) ack 107977615 win 843 <nop,nop,timestamp 1001142829 1001142718> (DF) (ttl 64, id 28330, len 2115)
....
ip link show dev vnet1
16: vnet1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq master br1 state UNKNOWN mode DEFAULT group default qlen 2500
link/ether fe:54:00:f9:ea:e4 brd ff:ff:ff:ff:ff:ff
I have updated to 1.7 but I still see the same issue.
kvm --version 3ubuntu7) , Copyright (c) 2003-2008 Fabrice Bellard
QEMU emulator version 1.7.0 (Debian 1.7.0+dfsg-
drivers appears to be the same though
ethtool -i eth1 statistics: yes eeprom- access: no register- dump: no priv-flags: no
driver: enic
version: 2.1.1.50
firmware-version: 2.1(3a)
bus-info: 0000:07:00.0
supports-
supports-test: no
supports-
supports-
supports-
ethtool -i vnet1 statistics: no eeprom- access: no register- dump: no priv-flags: no
driver: tun
version: 1.6
firmware-version:
bus-info: tap
supports-
supports-test: no
supports-
supports-
supports-
---
I can definitely see my VM receiving packets bigger than 1500B
tcpdump ....
....
Wednesday March 26 2014 122148626( 3411) ack 120888245 win 843 <nop,nop,timestamp 1001142818 1001142725> (DF) (ttl 64, id 61505, len 3463)
INBOUND>>>>> 19:21:31:127
[ver:4 len:3481 proto:ether hop:0 t1:none vlan:0x010b] 802.1Q vlan#2067 P0 192.188.67.15.80 > 101.8.11.217.32103: P [bad tcp cksum 1df9!] 122145215:
Wednesday March 26 2014 112092801( 2063) ack 107977615 win 843 <nop,nop,timestamp 1001142829 1001142718> (DF) (ttl 64, id 28330, len 2115)
INBOUND>>>>> 19:21:31:127
[ver:4 len:2133 proto:ether hop:0 t1:none vlan:0x010b] 802.1Q vlan#2067 P0 192.188.67.17.80 > 101.8.15.65.23222: P [bad tcp cksum e6f3!] 112090738:
....
ip link show dev vnet1 MULTICAST, UP,LOWER_ UP> mtu 1500 qdisc mq master br1 state UNKNOWN mode DEFAULT group default qlen 2500
16: vnet1: <BROADCAST,
link/ether fe:54:00:f9:ea:e4 brd ff:ff:ff:ff:ff:ff