Participant Technical Reference Manual - IESO

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2. Participant Workstation, Network & Security IMO_MAN_0024 Access is transparently handled via https through IESO portal servers as all certificate management communication (except for creation and recovery) is proxied through the IESO to Verizon / Cybertrust. The IESO administers all IP address configuration for the Certification Authority systems used with the Portal. Therefore no changes are required on the part of the Market Participant for portal PKI capability to handle the Verizon Cybertrust data center move. Only the IESO needs to make the required changes on its servers. Portal Sandbox/ Production Environments for Replacement Verizon CA Servers – Starting early March 2010 Cybertrust Production System CA Manager Domain - version 7.2 Domain name = ccica2.idm.cybertrust.com Access is transparently handled via https through IESO portal servers as all certificate management communication (except for creation and recovery) is proxied through the IESO to Verizon / Cybertrust. The IESO administers all IP address configuration for the Certification Authority systems used with the Portal. Therefore no changes are required on the part of the Market Participant for portal PKI capability to handle the Verizon Cybertrust data center move. Only the IESO needs to make the required changes on its servers. Ports 174 Port 443 must be open to allow access over SSL (Secure Socket Layer). Market participants with firewalls must have this port open for communication with the IESO systems and its Certification Authority. 175 Port 389 must be open to allow access to the IESO's Certification Authority's LDAP Servers (Directory Server Domain) for the MPI. For the IESO Portal‟s TruePass component all CA directory communications are routed through the IESO systems via port 443 (https/SSL). LDAP Servers contain the following and more: Certificate Revocation Lists (CRL‟s) The CA's credentials The policy certificates The attribute certificates (if applicable) User Certificates Market participants with firewalls must have this port open for communication with the IESO Certification Authority. 176 Port 829 must be open to allow access to the identified Certification Authority Manager (CA Manager Domain) systems. Market participants with firewalls must have this port open for the specific IP addresses/domains for communication with the IESO CA for the Certificate Management Protocol. This provides for automatic or manual updating of certificate files upon imminent expiry of certificate keys. Automatic certificate updates will be processed by the MPI (Market Participant Graphical User Interface) or MIM API and manual updates can be accomplished with the CLS. For the IESO Portal‟s TruePass component all CA management communications are routed through 52 Public Issue 21.1 – March 15, 2010 - estimated
Participant Technical Reference Manual 2. Participant Workstation, Network & Security the IESO systems via port 443 (https/SSL). See Figure 2-22 Portal Conceptual Architecture 177 Ports 20 & 21 should be open for market participants using FTP. Issue 21.1 – March 15, 2010 - estimated Public 53
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Participant Technical Reference Manual - IESO

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