2257467 - SRS 15.7.1 SP 135:HADR : RSI at active site cannot connect to the RS at the standby site : error: Net-Lib protocol driver call to connect two endpoints failed

SRS 15.7.1 SP 135:HADR : RSI at active site cannot connect to the RS at the standby site : error: Net-Lib protocol driver call to connect two endpoints failed

setup with a route between 2 replication servers.

The RSI thread at primary site fails to connect to the replicate replication server.

Before this issue this connection worked file .

Error reported in the RS errorlog at active site:
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E. 2015/12/09 09:33:10. ERROR #1027 RSI(xxxxx) - seful\cm.c(6030)
 Open Client Client-Library error: Error: 84083972, Severity 5 -- 'ct_connect(): network packet layer: internal net library error: Net-Lib protocol driver call to connect two endpoints failed', Operating System error 10060 -- 'Failed to connect to the server - Error is 10060 A connection .
E. 2015/12/09 09:33:10. ERROR #13045 RSI(xxxxx) - seful\cm.c(6035)
 Failed to connect to server 'xxxxx' as user 'xxx_RSI'. See CT-Lib and/or server error messages for more information.
I. 2015/12/09 09:33:10. Trying to connect to server 'xxxxx' as user 'AEP_RSI' ......
I. 2015/12/09 09:37:16. Still trying to connect to server 'xxxxx' as user 'xxx_RSI' ......
I. 2015/12/09 09:41:22. Still trying to connect to server 'xxxxx' as user 'xxx_RSI' ......
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Replication Server/15.7.1/EBF 24279 SP135 rs1571sp135/X64/Windows 2008 R2/1/OPT64/Fri Apr 03 16:46:17 2015
Adaptive Server Enterprise/15.7/EBF 22777 SMP SP122 /P/X64/Windows Server/ase157sp12x/3662/64-bit/OPT/Sat Apr 19 01:26:01 2014

RSI endpoints failed Trying Still connect ERROR #1027 #13045 , KBA , BC-SYB-REP , Sybase Replication Server (standalone) , Problem