Hi Joe, Thanks for your quick response. It's really helpful for us.
*With Warm Regards,* *Naveen M* Mobile : +91 8883356187 | Skype : nvn.m7 "THINK GOOD, DO BETTER....!!!! " On Fri, Dec 9, 2016 at 10:28 AM, Joe Stringer <[email protected]> wrote: > On 8 December 2016 at 20:49, Naveen M <[email protected]> wrote: > > Hi, > > > > Currently I'm working on openvswitch_2.5.1 in ubuntu16.04(kernel version > > 4.3.3-040303-generic). Whenever i give insmod openvswitch.ko i,m getting > > error like below : > > > > insmod: ERROR: could not insert module datapath/linux/openvswitch.ko: > > Unknown symbol in module > > > > dmesg log : > > ======= > > [ 3881.697332] openvswitch: Unknown symbol udp_sock_create4 (err 0) > > [ 3881.697362] openvswitch: Unknown symbol __nf_ct_try_assign_helper > (err > > 0) > > [ 3881.697385] openvswitch: Unknown symbol nf_ct_helper_ext_add (err 0) > > [ 3881.697413] openvswitch: Unknown symbol nf_connlabels_put (err 0) > > [ 3881.697493] openvswitch: Unknown symbol nf_connlabels_replace (err 0) > > [ 3881.697524] openvswitch: Unknown symbol nf_connlabels_get (err 0) > > [ 3881.697565] openvswitch: Unknown symbol __nf_ct_expect_find (err 0) > > [ 3881.697654] openvswitch: Unknown symbol __nf_conntrack_confirm (err > 0) > > [ 3881.697673] openvswitch: Unknown symbol __nf_ct_ext_destroy (err 0) > > [ 3881.697695] openvswitch: Unknown symbol __nf_ct_ext_add_length (err > 0) > > [ 3881.697717] openvswitch: Unknown symbol udp_tunnel_sock_release (err > 0) > > [ 3881.697749] openvswitch: Unknown symbol setup_udp_tunnel_sock (err 0) > > [ 3881.697780] openvswitch: Unknown symbol nf_ct_deliver_cached_events > (err > > 0) > > [ 3881.697801] openvswitch: Unknown symbol crc32c (err 0) > > [ 3881.697829] openvswitch: Unknown symbol udp_tun_rx_dst (err 0) > > [ 3881.697853] openvswitch: Unknown symbol > > nf_conntrack_helper_try_module_get (err 0) > > [ 3881.697872] openvswitch: Unknown symbol udp_tunnel_xmit_skb (err 0) > > [ 3881.697898] openvswitch: Unknown symbol nf_defrag_ipv6_enable (err 0) > > [ 3881.697920] openvswitch: Unknown symbol nf_ct_get_tuplepr (err 0) > > [ 3881.697960] openvswitch: Unknown symbol nf_conntrack_in (err 0) > > > > > > How to fix this issue and why its happend? Can you please guide me on > this? > > insmod is not aware of module dependencies and so it won't load all of > the modules that openvswitch needs to load. > > The simplest way to address this is to install the modules first using > 'make modules_install' and use 'modprobe' to load openvswitch. >
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