Specifications

HighWire MTP-2 - 1.2, September 4, 2002 CBI Messages: Detailed Description 63
6-3-5. CBI_M2_CLOSE L3 sends this message to L2 at the end of all processing to close a connection
to a line card. It should be issued before the calls cbi_close() and
cbi_terminate().
Data structure.
typedef struct cbi_m2_close
{
CBI_IPS ips_hdr;
} CBI_M2_CLOSE;
Parameters.
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_CLOSE
sender_handle
sender_handlesender_handle
sender_handle - not valid
receiver_handle
receiver_handlereceiver_handle
receiver_handle - not valid
6-3-6. CBI_M2_CONTINUE The L3 sends this message to L2 following a processor outage to request that
it resume sending data messages to its peer L2 process, including sending
any messages pending transmission before the processor outage occurred.
This message is referred to as “resume” in the ANSI version of the MTP2
specification.
There is no response to this message.
Data structure.
typedef struct cbi_m2_continue
{
CBI_IPS ips_hdr;
} CBI_M2_CONTINUE;
Parameters.
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_CONTINUE.
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.