How to connect to the University of Tsukuba VPN Service
(iPhone / iPad)
You can use one of the two VPN protocols to connect to
the VPN service on iPhone / iPad.
The following table is characteristics of each VPN
protocols. Choose your preferred protocol.
Characteristics |
L2TP/IPsec (Recommended) |
OpenVPN |
VPN Transport Protocol |
IPsec |
Original Protocol
(TCP, UDP) |
Throughput |
Fast |
Slow |
Easy Configuration |
![](../images/yes_33.png) |
![](../images/no_33.png) |
HTTP Proxy Compatible |
![](../images/no_33.png) |
![](../images/yes_33.png) |
SOCKS Proxy Compatible |
![](../images/no_33.png) |
![](../images/yes_33.png) |
Pass Restricted Firewalls
(by Using Pure SSL) |
![](../images/no_33.png) |
![](../images/no_33.png) |
Built-in Client Software
in Operating System |
![](../images/yes_33.png) |
![](../images/no_33.png) |
Compatible Operating Systems |
iOS (Any versions) |
iOS 5.0 or later |
How to Connect |
L2TP/IPsec Connect Guide
![](../images/proto_l2tp_ios.jpg) |
OpenVPN
Connect Guide
![](../images/proto_openvpn.jpg) |
|