The following ports are open for use by UI Public Wireless users:

Protocol name	Purpose	Port range
SSH, SCP, SFTP	Secure shell and secure file transfer	22/tcp
Mail (SMTP)	Sending email (although not through on-campus mail servers)	25/tcp
HTTP	Web pages	80/tcp
POP3	Email (not secure)	110/tcp
NTP	Clock synchronizing	123/tcp and udp
IMAP	Email (not secure)	143/tcp
HTTPS	Secure web pages	443/tcp
Secure SMTP	Sending email	465/tcp
IPSEC	VPN clients	500/udp
LPR	Printing	515/tcp
Submission	Sending email	587/tcp
IPP	Internet Printing Protocol	631/tcp
Secure IMAP	Secure email	993/tcp
Secure POP	Secure email	995/tcp
MSN	MSN Instant Messenger	1863/tcp
RDP	Windows Remote Desktop	3389/tcp
AIM	AOL Instant Messenger	5190/tcp
Alternate HTTP	Web pages	8080/tcp