#define HAIER_VENDOR_ID                                0x201e
 #define HAIER_PRODUCT_CE100                    0x2009
 
-#define CINTERION_VENDOR_ID                    0x0681
+/* Cinterion (formerly Siemens) products */
+#define SIEMENS_VENDOR_ID                              0x0681
+#define CINTERION_VENDOR_ID                            0x1e2d
+#define CINTERION_PRODUCT_HC25_MDM             0x0047
+#define CINTERION_PRODUCT_HC25_MDMNET  0x0040
+#define CINTERION_PRODUCT_HC28_MDM             0x004C
+#define CINTERION_PRODUCT_HC28_MDMNET  0x004A /* same for HC28J */
+#define CINTERION_PRODUCT_EU3_E                        0x0051
+#define CINTERION_PRODUCT_EU3_P                        0x0052
+#define CINTERION_PRODUCT_PH8                  0x0053
 
 /* Olivetti products */
 #define OLIVETTI_VENDOR_ID                     0x0b3c
        { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_100F) },
        { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1011)},
        { USB_DEVICE(PIRELLI_VENDOR_ID, PIRELLI_PRODUCT_1012)},
-       { USB_DEVICE(CINTERION_VENDOR_ID, 0x0047) },
+       /* Cinterion */
+       { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_E) },
+       { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_EU3_P) },
+       { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_PH8) },
+       { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, 
+       { USB_DEVICE(CINTERION_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
+       { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDM) },
+       { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC25_MDMNET) },
+       { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDM) }, /* HC28 enumerates with Siemens or Cinterion VID depending on FW revision */
+       { USB_DEVICE(SIEMENS_VENDOR_ID, CINTERION_PRODUCT_HC28_MDMNET) },
+
        { USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100) },
        { USB_DEVICE(CELOT_VENDOR_ID, CELOT_PRODUCT_CT680M) }, /* CT-650 CDMA 450 1xEVDO modem */
        { USB_DEVICE(ONDA_VENDOR_ID, ONDA_MT825UP) }, /* ONDA MT825UP modem */