3269926 - Unable to determine version of DR agent with error 11216 at DBA Cockpit - SRS

• Unable to determine version of DR agent
  [ASE Error SQL11216]Internal Ct-Lib/Cs-Lib error 84083972: 'ct_connect(): network packet layer: internal net library error: Net-Lib protocol driver call to connect two endpoints failed'.
  
  
• Unable to login into RMA  (isql -UDR_admin -Pxxxxxx -Sxxx:4909 -X -w999).
  CT-LIBRARY error:
          ct_connect(): network packet layer: internal net library error: Net-Lib protocol driver call to connect two endpoints failed
  
  
• In sm21 log, there's below entry:
  C  ERROR: -1 in function StartSelect (execute) [line 34999]
  C  (11216) [ZZZZZ] [SAP][ASE ODBC Driver][Adaptive Server Enterprise]Internal Ct-Lib/Cs-Lib error 8
  C  4083972: 'ct_connect(): network packet layer: internal net library error: Net-Li
  C  b protocol driver call to connect two endpoints failed'.
  C
  C  ERROR: -1 in function StartSelect (execute) [line 34999]
  C  (11206) [ZZZZZ] [SAP][ASE ODBC Driver][Adaptive Server Enterprise]Unable to connect to server 'SID_Sitename_DRA'.
  C
  C  sql statement is ==> EXEC SID_Sitename_DRA...sap_version
  C  dbdssyb: DBSL99 SQL11216
  C  [ASE Error SQL11216]Internal Ct-Lib/Cs-Lib error 84083972: 'ct_connect(): network packet layer: internal net library error: Net-Lib protocol driver call to connect two endpoints failed'.
  B  ***LOG BY2=> sql error 11216 performing OPC [dbds         451]
  B  ***LOG BY0=> [ASE Error SQL11216]Internal Ct-Lib/Cs-Lib error 84083972: 'ct_connect(): network packet layer: internal net library error: Net-Lib protocol driver call to connect two endpoints failed'. [dbds         451]
  C
  C Mon Feb  6 23:07:08:637 2023
  C  WARNING: 1 in function StartSelect (execute) [line 34999]
  C  (0) [ZZZZZ] [SAP][ASE ODBC Driver][Adaptive Server Enterprise]DUMP
  C  WARNING: 1 in function StartSelect (execute) [line 34999]
  C  (0) [ZZZZZ] [SAP][ASE ODBC Driver][Adaptive Server Enterprise]        
  C  sql statement is ==> EXEC sybsystemprocs..sp_dump_history  

• SAP Adaptive Server Enterprise (ASE) 16.0 for Business Suite, HADR configured
• SAP NetWeaver (NW) - All versions (or specific version if related only to a specific SAP Basis)

ASE Error SQL11216, RMA, DR agent, DBA Cockpit , KBA , BC-SYB-REP-SAP , Replication with SAP Suite / SAP BW , Problem