Cisco Cisco UCS C240 M4 Rack Server White Paper

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Table 4 lists the network ports that SvSAN uses.
Table 4.  Network Ports 
Component or Service
Protocol or Port
Discovery
UDP 4174
XMLRPC server
TCP 8000
Inter-VSA communications
TCP 4174
SMDXMLRPC
TCP 43127
Web Access
TCP 80 and 443
Management services
TCP 8990
vSphere Client plug-in
TCP 80 and 443
Miscellaneous VMware services
TCP 16961, 16962, and 16963
Additional port numbers used by SvSAN are listed at