I can see my dongle as HSPA modem and create a new connection in the network configuration
gui of KDE. But when I try to connect, it says 'preparing to connect' but can not
I've installed gnome-logs and seen that there are some error messages regarding
missing 'ppp' plugin for network manager. I've installed Networkmanager-ppp
package. Now those errors are gone, but some other errors are coming ...
cdc_wdm 2-1.3:3.5: wdm_int_callback - 0 bytes
cdc_acm 2-1.3:3.3: failed to set dtr/rts
cdc_acm 2-1.3:3.4: urb 5 failed submission with -19
Can some one help me how to debug this ?