It’s been a while since I last dealt with serial devices. Apparently, when
passing through a serial device on the host to a COM port in the VM, CTS/RTS
are not (correctly) passed through. With
set ctsrts off
in ppp.conf I could get ppp to dial successfully.
Stefan
> Am 11.07.2018 um 19:22 schrieb Stefan Bethke <s...@lassitu.de>:
>
> I’m trying to access a Huawei USB LTE stick from a Bhyve VM like so:
> # cat /var/vm/mgmt/mgmt.conf
> loader="bhyveload"
> cpu=1
> memory=256M
> network0_type="virtio-net"
> network0_switch="lan"
> disk0_type="virtio-blk"
> disk0_name="disk0"
> disk0_dev="sparse-zvol"
> uuid="53854567-8358-11e8-9638-000db94be2cc"
> network0_mac="58:9c:fc:04:1d:52"
> bhyve_options="-lcom2,/dev/cuaU0“
>
> On the host, I can connect ppp(8), but inside the VM, ppp(8) appears not to
> be able to talk to the USB device. Using cu(1), I can talk to it just fine
> though. I’m not sure how to debug this further. Is this supposed to just
> work, or am I missing some obvious configuration bit?
>
> [root@mgmt ~]# cu -l cuau1 -s 115200
> Connected
> ATZ
> OK
> ATI
> Manufacturer: huawei
> Model: E3272
> Revision: 22.436.07.02.1202
> IMEI: 867503015nnnnnn
> +GCAP: +CGSM,+DS,+ES
>
> OK
> ~
> [EOT]
> [root@mgmt ~]# ppp
> Working in interactive mode
> Using interface: tun0
> Phase: PPP Started (interactive mode).
> ppp ON mgmt> dial
> Phase: bundle: Establish
> Phase: deflink: closed -> opening
> Phase: deflink: Connected!
> Phase: deflink: opening -> dial
> Chat: deflink: Dial attempt 1 of 1
> ppp ON mgmt> Chat: Send: ATZ
> Chat: Expect(5): OK
> Chat: Expect timeout
> Chat: Send: ATZ
> Chat: Expect(5): OK
> Chat: Expect timeout
> Warning: Chat script failed
> Phase: deflink: dial -> hangup
> Phase: deflink: Disconnected!
> Phase: deflink: Connect time: 11 secs: 0 octets in, 0 octets out
> Phase: deflink: 0 packets in, 0 packets out
> Phase: total 0 bytes/sec, peak 0 bytes/sec on Wed Jul 11 21:14:43 2018
> Phase: deflink: hangup -> closed
> Phase: bundle: Dead
> ppp ON mgmt> quit
> [root@mgmt ~]# cat /etc/ppp/ppp.conf
> default:
> enable dns
> set log local LCP IPCP Phase Chat
> set log all
> set timeout 0
> ident UMTS
> set authname eplus
> set authkey internet
> set cd off
> set device /dev/cuau1
> set speed 115200
> set dial "ABORT BUSY ABORT NO\\sCARRIER \
> ABORT VOICE ABORT NO\\sDIALTONE ABORT NO\\sDIAL\\sTONE ABORT ERROR \
> ABORT NO\\sANSWER ABORT DELAYED TIMEOUT 5 \
> \"\" ATZ OK-ATZ-OK \
> AT+CFUN=1 OK \
> AT+CREG? OK \
> AT+COPS? OK \
> AT+CSQ OK \
> AT^HCSQ? OK \
> AT+cgdcont=1,\\\"IP\\\",\\\"internet.eplus.de\\\" OK \
> ATDT*99***1# CONNECT"
> set ifaddr 10.0.0.1/0 10.0.0.2/0 255.255.255.0 0.0.0.0
> add default HISADDR
>
>
> Stefan
>
> --
> Stefan Bethke <s...@lassitu.de> Fon +49 151 14070811
>
>
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--
Stefan Bethke <s...@lassitu.de> Fon +49 151 14070811
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