Current Setup. 4.1. SIDBI has its Datacenter [DC] at Mumbai and DR Site at Chennai. All locations/offices are connected to DC and DR over IP MPLS VPN based WAN. 4.2. Bank has Internet Gateways at DC and DR and all locations / offices access the Internet over IP MPLS VPN. 4.3. The Internet bandwidth along with Onnet DDoS subscription is procured from two ISPs and the links are terminated on link load balancer deployed in HA mode at DC and DR for load sharing, Bandwidth management etc. 4.4. Bank uses Internet for: 1. Browsing, FTP; Mail traffic, WebEx, Remote access etc. 2. Hosting web servers / facilities, API communication 3. Carrying out Video Conferencing with external parties / customers / Govt. Departments etc. 4.5. Bank has subscribed to SaaS based Secure Web Gateway Security solution. Hence, all Internet traffic on-prem or remote is routed through the same. 5.
Current Setup. 4.2.1. SIDBI has centralized setup with Datacenter [DC] at Mumbai and DR Site at Chennai. All locations/offices are connected to DC and DR over IP MPLS VPN based WAN. 4.2.2. Bank has Internet Gateways at DC and DR and all locations / offices access the Internet over IP MPLS VPN with proxy authentication. 4.2.3. The Internet bandwidth is procured from multiple service providers and the links are terminated on link load balancer deployed in HA mode at DC and DR for load sharing, Bandwidth management, DNS etc. 4.2.4. The services procured from Service Providers are managed services, wherein the SP has provided Internet bandwidth of requisite capacity. The routers used for termination of links are owned by the Bank. Further, the SP also carries out management, proactive monitoring, configuration changes, reporting etc 4.2.5. Bank has also procured block of /26 block of IPv4 and 256 numbers of IPv6 Public IP address from respective service providers for DC and DR. 4.2.6. Bank uses Internet for: 1. Browsing, FTP; Mail traffic, WebEx, Remote access etc. 2. Hosting web servers / facilities 3. Carrying out Video Conferencing with external parties / customers / Govt. Departments etc. 4.2.7. The current Architecture diagram is as given below: 4.3.