User's Manual

nano3G AP Installation Manual Installation Overview and Requirements
N3G_INST_300 v292_1.0 for N3G_2.92 © ip.access Limited 2012 Page 6
Port Usage
All connections are outgoing. That is, they are initiated from the AP. Port usage has some
dependency on whether or not the AP is using IPsec.
With IPSec, the standard two ports are used:
Without IPSec, the following ports are used:
These ports are used and allowed through the firewall where IPsec is used:
The following ports are allowed through the firewall independently of IPsec configuration.
For example:
AP > Firewall > DHCP Server
Protocol Destination Port Use
udp 500 IPSec initial connection
udp 4500 IPSec operations
Protocol Destination Port Use
sctp 29169 SCTP connection
udp 1024 to 1086 CS RTP to AC
udp 1025 to 1087 CS RTCP to AC
udp 1088 to 1150 CS Mux to AC
udp 2152 PS GTP to AC
Protocol Destination Port Use
tcp 80 PM upload, software download, CRL download
tcp 443 PM upload, software download, CRL download
udp 53 DNS
udp 123 NTP
Protocol Destination Port Use
udp 67 DHCP - not needed for static IP configuration
udp 68 DHCP - not needed for static IP configuration