Oracle^® Rack Universal Power Distribution Unit User's Guide

Modify a Firewall Rule

1. To modify an IPv4 rule IP address and subnet mask, at the config:# prompt, type security ipAccessControl ipv4 rule modify <direction> <rule_number> ipMask <ip_mask>, and press Enter.
2. To modify an IPv6 rule IP address and prefix length, at the config:# prompt, type security ipAccessControl ipv6 rule modify <direction> <rule_number> ipMask <ip_mask>, and press Enter.
3. To modify an IPv4 rule policy, at the config:# prompt, type security ipAccessControl ipv4 rule modify <direction> <rule_number> policy <policy>, and press Enter.
4. To add an IPv6 rule policy, at the config:# prompt, type security ipAccessControl ipv6 rule modify <direction> <rule_number> policy <policy>, and press Enter.
5. To modify all contents of an existing IPv4 rule, at the config:# prompt, type security ipAccessControl ipv4 rule modify <direction> <rule_number> ipMask <ip_mask> policy <policy>, and press Enter.
6. To modify all contents of an existing IPv6 rule, at the config:# prompt, type security ipAccessControl ipv6 rule modify <direction> <rule_number> ipMask <ip_mask> policy <policy>, and press Enter.

   <direction> is one of the options:

   • in – Inbound traffic.

   • out – Outbound traffic.

   <rule_number> is the number of the existing rule that you want to modify.

   <ip_mask> is the combination of the IP address and subnet mask values (or prefix length), which are separated with a slash. For example, 192.168.94.222/24.

   Policy Description accept Accepts traffic from or to the specified IP address(es). drop Discards traffic from/to the specified IP address(es), without sending any failure notification to the source or destination host. reject Discards traffic from/to the specified IP address(es), and an ICMP message is sent to the source or destination host for failure notification.