Enable firewall ports | 29
Setup Guide
If you have a corporate firewall that could impede Network Discovery, configure the corporate firewall to allow ICMP (ping) to pass through, and enable the following ports:
Used for Port Note From To
Echo Reply 0/icmp device Peregrine appliance
Error Messages 3/icmp device Peregrine appliance
Echo Request 8/icmp Peregrine appliance device
TTL Timeout 11/icmp 5 Peregrine appliance device
device Peregrine appliance
Netmask Request 17/icmp Peregrine appliance device
Netmask Reply 18/icmp device Peregrine appliance
Secure Shell (SSH) 22/tcp Peregrine Systems
Customer Support
Peregrine appliance
Telnet 23/tcp 1 Peregrine appliance device
1 management workstation device
SMTP 25/tcp Peregrine appliance SMTP server
DNS 53/udp Peregrine appliance DNS server
HTTP 80/tcp management workstation Peregrine appliance
1 management workstation device
1 Peregrine appliance device
2 Peregrine appliance aggregated Peregrine
appliance
NTP (network time) 123/udp Peregrine appliance NTP server
NetBIOS-n (name
server)
137/udp P eregrine appliance device
NetBIOS-dgm
(datagram)
138/udp man agement workstation Peregrine appliance
NetBIOS-ssn
(session—file and
printer sharing)
139/tcp manageme nt workstation Peregrine appliance
SNMP 161/udp Peregrine appliance device