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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 |
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Echo Reply | 0/icmp |
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| device | Peregrine appliance |
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Error Messages | 3/icmp |
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| device | Peregrine appliance |
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Echo Request | 8/icmp |
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| Peregrine appliance | device |
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TTL Timeout | 11/icmp | 5 | Peregrine appliance | device | |
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| device | Peregrine appliance |
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Netmask Request | 17/icmp |
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| Peregrine appliance | device |
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Netmask Reply | 18/icmp |
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| device | Peregrine appliance |
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Secure Shell (SSH) | 22/tcp |
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| Peregrine Systems | Peregrine appliance |
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| Customer Support |
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Telnet | 23/tcp | 1 | Peregrine appliance | device | |
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| 1 | management workstation | device | |
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SMTP | 25/tcp |
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| Peregrine appliance | SMTP server |
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DNS | 53/udp |
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| Peregrine appliance | DNS server |
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HTTP | 80/tcp |
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| management workstation | Peregrine appliance |
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| 1 | management workstation | device | |
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| 1 | Peregrine appliance | device | |
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| 2 | Peregrine appliance | aggregated Peregrine | |
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| appliance |
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NTP (network time) | 123/udp |
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| Peregrine appliance | NTP server |
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137/udp |
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| Peregrine appliance | device | |
server) |
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138/udp |
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| management workstation | Peregrine appliance | |
(datagram) |
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139/tcp |
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| management workstation | Peregrine appliance | |
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printer sharing) |
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SNMP | 161/udp |
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| Peregrine appliance | device |
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Enable firewall ports 29