Specifications

86 CBI Buffer Formats HighWire MTP-2 - 1.2, September 4, 2002
6-3-27. CBI_M2_QUERY_STATUS The L3 sends this signal to L2 to request link status information.
L2 sends this signal in response.
Data structure.
typedef struct cbi_m2_query_status
{
CBI_IPS ips_hdr;
CBI_BYTE cong_level;
CBI_BYTE link_status;
CBI_BYTE ups;
CBI_BYTE lpo;
CBI_BYTE retrieval_pending;
CBI_BYTE link_avail_status;
CBI_BYTE update_parms_pending;
CBI_ULONG event_code;
CBI_M2_MTP2_STATUS mtp2;
} CBI_M2_QUERY_STATUS;
Substructure.
typedef struct cbi_m2_mtp2_status
{
CBI_BYTE rpo;
CBI_BYTE continue_pending;
CBI_BYTE rtb_cleared_pending;
CBI_BYTE rb_cleared_pending;
} CBI_M2_MTP2_STATUS;
Parameters on request.
ips_hdr
ips_hdrips_hdr
ips_hdr
IPS Header. For definition, see Section 6-1-1. The following fields are specified
below:
ips_type
ips_typeips_type
ips_type - IPS_CBI_M2_QUERY_STATUS.
sender_handle
sender_handlesender_handle
sender_handle - L3’s handle for the join for this link.
receiver_handle
receiver_handlereceiver_handle
receiver_handle - L2’s handle for the join for this link.
Parameters on response.
ips_hdr
ips_hdrips_hdr
ips_hdr
IPS Header. For definition, see Section 6-1-1. Handles from request are
swapped.