* multicast 64-127:port0 128-191:port1
         */
        config->hdr.length_6b = 2;
-       config->hdr.offset = port ? 31 : 0;
+       config->hdr.offset = port ? 32 : 0;
        config->hdr.client_id = BP_CL_ID(bp);
        config->hdr.reserved1 = 0;
 
                return -ENODEV;
 
        config->hdr.length_6b = 0;
-       config->hdr.offset = 0;
+       if (CHIP_IS_E1(bp))
+               config->hdr.offset = (BP_PORT(bp) ? 32 : 0);
+       else
+               config->hdr.offset = BP_FUNC(bp);
        config->hdr.client_id = BP_CL_ID(bp);
        config->hdr.reserved1 = 0;
 
                                for (; i < old; i++) {
                                        if (CAM_IS_INVALID(config->
                                                           config_table[i])) {
-                                               i--; /* already invalidated */
+                                               /* already invalidated */
                                                break;
                                        }
                                        /* invalidate */