F Firewall Ports

Table F-1 Firewall Ports

Flow Description	Purpose	Protocol/Port	IP Protocol Version
NTP flow for time sync	XMI network	UDP:123	IPv4, IPv6
hostname resolution (dns)	XMI, IMI Network	UDP/TCP: 53	IPv4, IPv6
LightWeight Directory Access Protocol (LDAP)	XMI network	UDP/TCP: 389	IPv4, IPv6
SSH	XMI network	TCP: 22	IPv4, IPv6
GUI	XMI network	TCP: 80, TCP:443	IPv4, IPv6

For information about Firewall Ports, refer to DSR IP flow document.