If you are In Lucid Lynx Beta 1, You will get the same problem while connecting Huawei EC1260 with Reliance NetConnect Broadband+ service or ZTE AC8700, BSNL EVDO. ModemManage, It checks for SID / Class / Band. If it will not get those value it will give "No Service" error. In 0.3 ModemManager allows SID=0 in some cases. But, below code is putting SID=9999, because of No Band / Class by provider. Please comment below code in mm-generic-cdma.c, rebuild the package, Now RelianceNetConnect Broadband+ service will work Huawei EC 1260 Modem, it's also true for other modems, but not tested, still investigating the issue, but this hacks works for me.
---
/* Return 'no service' if none of the elements of the +CSS response
* indicate that the modem has service. Note that this allows SID 0
* when at least one of the other elements indicates service.
* Normally we'd treat SID 0 as 'no service' but some modems
* (Sierra 5725) sometimes return SID 0 even when registered.
*/
//if (sid == 0 && !class_ok && !band_ok)
// sid = 99999;
---
@ Jerone,
Thanks. Here is analysis from Lucid Lynx Beta 1.
If you are In Lucid Lynx Beta 1, You will get the same problem while connecting Huawei EC1260 with Reliance NetConnect Broadband+ service or ZTE AC8700, BSNL EVDO. ModemManage, It checks for SID / Class / Band. If it will not get those value it will give "No Service" error. In 0.3 ModemManager allows SID=0 in some cases. But, below code is putting SID=9999, because of No Band / Class by provider. Please comment below code in mm-generic-cdma.c, rebuild the package, Now RelianceNetConnect Broadband+ service will work Huawei EC 1260 Modem, it's also true for other modems, but not tested, still investigating the issue, but this hacks works for me.
---
/* Return 'no service' if none of the elements of the +CSS response
* indicate that the modem has service. Note that this allows SID 0
* when at least one of the other elements indicates service.
* Normally we'd treat SID 0 as 'no service' but some modems
* (Sierra 5725) sometimes return SID 0 even when registered.
*/
//if (sid == 0 && !class_ok && !band_ok)
// sid = 99999;
---