Before you begin, ensure that the following prerequisites are met.
Software Prerequisites
- Address Manager v9.0.0 or greater.
- One or more DNS/DHCP Servers v9.0.0 or greater under Address Manager control.
- Docker CE v18.03.1 or greater, Docker EE v17.03.2 or greater, OpenShift 4.3, or RedHat-compiled Docker v1.13.1 installed on the host machine that will be running the BlueCat Server Update Services Adaptive Application.
- Docker Compose v1.28.6 or greater installed on the host machine that will be running the BlueCat Server Update Services Adaptive Application.
Resource Requirements
Depending on the size of your environment, BlueCat recommends the following resource
allocation on the host machine that will be running BlueCat Server Update
Services:
| Environment Size | Number of CPUs | CPU Reservation (MHz) |
Memory (GB) |
Disk Space (GB) |
|---|---|---|---|---|
| Small (1-50 servers) |
4 | 12000 | 8 | 100 |
| Medium (51-125 servers) |
8 | 24000 | 16 | 200 |
| Large (126 servers or more) |
16 | 48000 | 24 | 500 |
Configuration Prerequisites
You must configure the BlueCatGateway UDF and a BlueCat Gateway user on Address Manager. For more information, refer to the 'Configuring BlueCat Gateway' section of the BlueCat Gateway Installation Guide.
User Account Permission Prerequisites
- A Quay account that has been granted access to the BlueCat Server Update Services Adaptive Application for downloading the Adaptive Application.
- An Address Manager Administration account with both GUI and API access for installing and setting up BlueCat Server Update Services.
Port Requirements
The following ports must be open between Address Manager, DNS/DHCP Server, and the
host machine running BlueCat Server Update Services.
| Source | Destination | Port/Protocol | Description |
|---|---|---|---|
| BlueCat Server Update Services | Address Manager | 80 and 443 (HTTP/HTTPS) | For Gateway access to the Address Manager API |
| BlueCat Server Update Services | Address Manager | 5432 (TCP) | For Gateway access to the Address Manager database |
| BlueCat Server Update Services | DNS/DHCP Server | 22 (TCP) | For the initial configuration of the DNS/DHCP Servers |
| BlueCat Server Update Services | DNS/DHCP Server | 443 (TCP) | For copying upgrade and patch files to the DNS/DHCP Server |
| DNS/DHCP Server | BlueCat Server Update Services | 443 (TCP) | For outgoing HTTPS to complete the TCP handshake |
| DNS/DHCP Server | BlueCat Server Update Services | 10042 (TCP) | For the communication channel to exchange commands and status updates |