Hi

I'm trying to get a

Vodafone K3765-Z

ATI
Manufacturer: ZTE INCORPORATED
Model: K3765-Z
Revision: BD_VDFP673A1V1.0.0B02
IMEI: 353679034292957
+GCAP: +CGSM,+FCLASS,+DS
OK
ATZ
OK


working on ROS 4.11 and 5.0RC1 on RB 433. But after dialing the connection is droped and the usb/serial port is inactive. I have to drag the stick to get the port working again.

02:12:21 async,debug usb2:1: sent ATH
02:12:21 async,debug usb2:1: rcvd OK
02:12:21 async,ppp,info Vodafone: initializing modem...
02:12:21 async,debug usb2:1: sent ATZ
02:12:21 async,debug usb2:1: rcvd OK
02:12:21 async,debug usb2:1: sent ATQ0 V1 E0 S0=0 &C1 &D2 +FCLASS=0
02:12:21 async,debug usb2:1: rcvd OK
02:12:21 async,debug usb2:1: sent AT+CGDCONT=1,"IP","web.vodafone.de"
02:12:21 async,debug usb2:1: rcvd OK
02:12:26 async,ppp,info Vodafone: dialing out...
02:12:26 async,debug usb2:1: sent ATD*99***1#
02:12:26 async,debug usb2:1: modem hung up
02:12:26 async,ppp,info Vodafone: terminating... - modem hunged up
02:12:26 async,ppp,debug Vodafone: LCP lowerdown
02:12:26 async,ppp,debug Vodafone: LCP down event in initial state
02:12:26 async,ppp,info Vodafone: disconnected
02:12:26 async,ppp,info Vodafone: initializing...
02:12:26 async,ppp,info Vodafone: reseting link...
02:12:26 async,ppp,info Vodafone: reseting link... - could not acquire serial port
02:12:26 async,ppp,debug Vodafone: LCP lowerdown
02:12:26 async,ppp,debug Vodafone: LCP down event in initial state
02:12:26 async,ppp,info Vodafone: disconnected
02:12:26 async,ppp,info Vodafone: initializing...
02:12:26 async,ppp,info Vodafone: reseting link...
02:12:26 async,ppp,info Vodafone: reseting link... - could not acquire serial port
02:12:26 async,ppp,debug Vodafone: LCP lowerdown
02:12:26 async,ppp,debug Vodafone: LCP down event in initial state
02:12:26 async,ppp,info Vodafone: disconnected
02:12:27 async,ppp,info Vodafone: initializing...
02:12:27 async,ppp,info Vodafone: reseting link...
02:12:27 async,ppp,info Vodafone: reseting link... - could not acquire serial port
...

PPP-Client
0 name="Vodafone" max-mtu=1500 max-mru=1500 mrru=disabled port=usb2
data-channel=1 info-channel=1 apn="web.vodafone.de" pin="" user="guest"
password="guest" profile=Vodafone phone="*99***1#" dial-command="ATDT"
modem-init="ATZ;ATQ0 V1 E0 S0=0 &C1 &D2 +FCLASS=0" null-modem=no
dial-on-demand=no add-default-route=no use-peer-dns=no
keepalive-timeout=10 allow=pap,chap,mschap1,mschap2

PPP-Profile:
1 name="Vodafone" use-ipv6=yes use-mpls=default use-compression=default
use-vj-compression=default use-encryption=no only-one=yes
change-tcp-mss=default dns-server=139.7.30.125,139.7.30.126

I've changed the channel to "3" and no the modem dials correctly

/interface ppp-client> print
Flags: X - disabled, R - running
0 R name="Vodafone" max-mtu=1500 max-mru=1500 mrru=disabled port=usb2 data-channel=3 info-channel=3
apn="web.vodafone.de" pin="" user="guest" password="guest" profile=Vodafone phone="*99***1#"
dial-command="ATDT" modem-init="ATZ" null-modem=no dial-on-demand=no add-default-route=no
use-peer-dns=no keepalive-timeout=10 allow=pap,chap,mschap1,mschap2