IPsec VPN uses IPsec encryption protocol and creates a secure corporate network on the Internet. IIJA monitors and troubleshoots the network on 24/365 basis.
VPN Topology
VPN tunnel topology is a star type (HUB-Spoke).
Internet access from each site can use two patterns. (see Pattern A & B below)
Initial Setup
IIJA implements the initial configuration based on the configuration sheet filled out by the customer.
IIJA offers consultation on network design and any other special requirements that the customer may have.
Monitoring & Operation
Monitors the VPN tunnel on 24/365 basis.
Addition and removal of the customer sites are done remotely by IIJA staff.
Technical Support
24x7x365 technical support for troubleshooting and customer notification
IIJA handles all issues related to the VPN device, such as troubleshooting and hardware replacement with the vendor
Hot Standby Option
Hot standby option is available in case of a device failure. NSRP feature automatically redirects the traffic when one of the devices fail.
WAN redundancy is available using HSRP, VRRP protocols at the router level. (Please refer to the diagrams below for Hot Standby Option and WAN Redundancy Option)
Cold Standby Option
Cold standby option is available for all models in case of a device failure.
VPN Device
Network I/F
VPN Tunnels
3DES Throughput
Simultaneous Sessions
NS5GT10
100Mbps
10
20Mbps
2,000
NS5GTPlus
100Mbps
10
20Mbps
2,000
NS25
100Mbps
25
20Mbps
8,000
NS50
100Mbps
100
50Mbps
32,000
NS204
100Mbps
1,000
200Mbps
128,000
SEIL neu
T1
100Mbps/T1
16
2Mbps
N/A
SEIL neu
2FE Plus
100Mbps
64
30Mbps
N/A
CISCO 1841
VPN Router (T1)
100Mbps/T1
800
2Mbps
N/A
CISCO PIX
506E
100Mbps
25
16Mbps
25,000
*
Performance comparison among devices used with IIJA IPsec VPN service.
*
The figures are for reference only and not guaranteed in the actual implementation.
VPN Topology
