Default Ports

The following default ports are normally open on GigaVUE nodes:

Table 1: Open Default Ports

Port Number	Protocol	Description	Service/Server
22	TCP	SSH	OpenSSH_8.8p1
80	TCP	HTTP	Apache httpd
161	UDP	SNMP	SNMP
443	TCP	HTTPS	Apache httpd
9090	TCP	APIs	Gigamon

Other default ports are normally closed on GigaVUE nodes, unless configured:

Table 2: Default Ports, Normally Closed

Port Number	Description
20	FTP
49	TACACS+
123	NTP
162	SNMP host
389	LDAP
514	syslog
1080	Web proxy
1812	RADIUS
2055	NetFlow Collector

The following table contains examples of other valid ports, depending on vendor:

Table 3: Other Valid Ports

Port Number	Description
53	DNS
25/465/587	SMTP
319/120	PTP
256	Route Access Protocol (RAP)
512	Binary Interchange File Format (BIFF)