Oh, sorry I left out that little tidbit. Yes, in both cases the IPs are static (i.e. not DHCP).
network-scripts¨# cat ifcfg-enccw0.0.0600 cat ifcfg-enccw0.0.0600 DEVICE=enccw0.0.0600 UUID=3a6795f8-805a-43c8-a6fa-d8c4c215aca4 ONBOOT=yes BOOTPROTO=static MTU=4096 SUBCHANNELS=0.0.0600,0.0.0601,0.0.0602 IPADDR=10.1.20.84 NETMASK=255.255.0.0 BROADCAST=10.1.255.255 GATEWAY=10.1.1.1 DNS1=10.1.2.50 DNS2=10.1.2.4 DNS="10.1.2.50,10.1.2.4" DOMAIN="torchmarkcorp.com ailife.com" NETTYPE=qeth PORTNAME=FOOBAR OPTIONS='layer2=1' ZONE=public network-scripts¨# cat ifcfg-enccw0.0.0700 cat ifcfg-enccw0.0.0700 DEVICE=enccw0.0.0700 ONBOOT=yes BOOTPROTO=static MTU=4096 SUBCHANNELS=0.0.0700,0.0.0701,0.0.0702 IPADDR=192.168.199.84 NETMASK=255.255.255.0 BROADCAST=192.168.199.255 DOMAIN="torchmarkcorp.com:ailife.com" NETTYPE=qeth PORTNAME=FOOBAR OPTIONS='layer2=0' ZONE=trusted Frank M. Ramaekers Jr. -----Original Message----- From: Linux on 390 Port [mailto:[email protected]] On Behalf Of Dan Horák Sent: Monday, November 13, 2017 8:10 AM To: [email protected] Subject: Re: Ethernet/VSwitch woes On Mon, 13 Nov 2017 14:01:11 +0000 "Frank M. Ramaekers" <[email protected]> wrote: > Okay, I have a Fedora release 23 install. Everything work > great....well that's until I reboot (re-IPL). There is an > inconsistency in the initialization of the Ethernet interfaces: how the interface are configured? With static IPs or DHCP? Anything network or device related in the journal? Dan > > 1) Interfaces come up w/o an IP address (see enccw0.0600 and > enccw0.0700 ifconfig > enccw0.0.0600: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500 > ether 02:00:01:00:00:1f txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > enccw0.0.0700: flags=4097<UP,MULTICAST> mtu 1492 > ether 02:00:01:00:00:20 txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 > inet 127.0.0.1 netmask 255.0.0.0 > inet6 ::1 prefixlen 128 scopeid 0x10<host> > loop txqueuelen 1 (Local Loopback) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > virbr0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500 > inet 192.168.122.1 netmask 255.255.255.0 broadcast > 192.168.122.255 ether 52:54:00:df:e7:ba txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > 2) One comes up (although w/o an IP address) and the other > doesn't come up at all ifconfig > enccw0.0.0700: flags=4097<UP,MULTICAST> mtu 1492 > ether 02:00:01:00:00:20 txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 > inet 127.0.0.1 netmask 255.0.0.0 > inet6 ::1 prefixlen 128 scopeid 0x10<host> > loop txqueuelen 1 (Local Loopback) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > virbr0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500 > inet 192.168.122.1 netmask 255.255.255.0 broadcast > 192.168.122.255 ether 52:54:00:df:e7:ba txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > 3) Both interfaces come up normally: > ifconfig > enccw0.0.0600: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 4096 > inet 10.1.20.84 netmask 255.255.0.0 broadcast 10.1.255.255 > inet6 fe80::1ff:fe00:1f prefixlen 64 scopeid 0x20<link> > ether 02:00:01:00:00:1f txqueuelen 1000 (Ethernet) > RX packets 1542 bytes 182508 (178.2 KiB) > RX errors 0 dropped 98 overruns 0 frame 0 > TX packets 46 bytes 4642 (4.5 KiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > enccw0.0.0700: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 4096 > inet 192.168.199.84 netmask 255.255.255.0 broadcast > 192.168.199.25 inet6 fe80::200:100:100:20 prefixlen 64 scopeid > 0x20<link> ether 02:00:01:00:00:20 txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 26 bytes 2962 (2.8 KiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 > inet 127.0.0.1 netmask 255.0.0.0 > inet6 ::1 prefixlen 128 scopeid 0x10<host> > loop txqueuelen 1 (Local Loopback) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > virbr0: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500 > inet 192.168.122.1 netmask 255.255.255.0 broadcast > 192.168.122.255 ether 52:54:00:df:e7:ba txqueuelen 1000 (Ethernet) > RX packets 0 bytes 0 (0.0 B) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 0 bytes 0 (0.0 B) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > I'm not seeing any differences in the startup messages, so I'm a bit > puzzled. (I also have a SUSE-SLES12 that doesn't experience this > behavior) > > TIA, > Frank M. Ramaekers Jr. | Systems Programmer | Information Technology > | American Income Life Insurance Company | 254-761-6649 (732-6649) > > ---------------------------------------------------------------------- > This message contains information which is privileged and confidential > and is solely for the use of the intended recipient. If you are not > the intended recipient, be aware that any review, disclosure, copying, > distribution, or use of the contents of this message is strictly > prohibited. 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