Re: network address not restored on resume

From: Kevin Oberman <rkoberman_at_gmail.com>
Date: Tue, 22 Mar 2022 23:24:57 UTC 
On Tue, Mar 22, 2022 at 3:03 PM Chuck Tuffli <ctuffli@gmail.com> wrote:

> On a recent-ish current (git hash 66b86c8a7604), after resuming from
> sleep, the main network interface doesn't get restored. Further,
> manually fixing this via service netif or ifconfig seems to fail. Am I
> doing something wrong?
>
> root@stargate:~ # uname -a
> FreeBSD stargate.tuffli.net 14.0-CURRENT FreeBSD 14.0-CURRENT #2
> main-n253430-66b86c8a7604: Sat Feb 26 23:35:02 PST 2022
> root@stargate:~ # ifconfig igc0
> igc0: flags=8863<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>
> options=4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
>         ether 1c:69:7a:a9:cd:1c
>         inet 192.168.5.10 netmask 0xffffff00 broadcast 192.168.5.255
>         media: Ethernet autoselect (1000baseT <full-duplex>)
>         status: active
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> root@stargate:~ # zzz
> root@stargate:~ # ifconfig igc0
> igc0: flags=8c22<BROADCAST,OACTIVE,SIMPLEX,MULTICAST> metric 0 mtu 1500
>
> options=4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
>         ether 1c:69:7a:a9:cd:1c
>         media: Ethernet autoselect (1000baseT <full-duplex>)
>         status: active
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> root@stargate:~ # service netif restart igc0
> Stopping Network: igc0.
> igc0: flags=8c22<BROADCAST,OACTIVE,SIMPLEX,MULTICAST> metric 0 mtu 1500
>
> options=4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
>         ether 1c:69:7a:a9:cd:1c
>         media: Ethernet autoselect (1000baseT <full-duplex>)
>         status: active
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> Starting Network: igc0.
> igc0: flags=8863<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>
> options=4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
>         ether 1c:69:7a:a9:cd:1c
>         inet 192.168.5.10 netmask 0xffffff00 broadcast 192.168.5.255
>         media: Ethernet autoselect
>         status: no carrier
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> root@stargate:~ #
> root@stargate:~ # ifconfig igc0
> igc0: flags=8c22<BROADCAST,OACTIVE,SIMPLEX,MULTICAST> metric 0 mtu 1500
>
> options=4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
>         ether 1c:69:7a:a9:cd:1c
>         media: Ethernet autoselect (1000baseT <full-duplex>)
>         status: active
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> root@stargate:~ # ifconfig igc0 inet 192.168.5.10/24
> igc0: flags=8c22<BROADCAST,OACTIVE,SIMPLEX,MULTICAST> metric 0 mtu 1500
>
> options=4e527bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
>         ether 1c:69:7a:a9:cd:1c
>         media: Ethernet autoselect (1000baseT <full-duplex>)
>         status: active
>         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> root@stargate:~ #
>

Not enough information to guess.

What is the content of /etc/rc.conf in regard to configuration of this
interface? What shows up in the log file when this happens (usually
/var/log/messages)? The log information is particularly important. (Note
that I don't have an igc interface.)
-- 
Kevin Oberman, Part time kid herder and retired Network Engineer
E-mail: rkoberman@gmail.com
PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683