| ESP (Internet-based) |
Citrix Added On |
Web-based System |
|
No additional tool required |
Require additional servers |
Require additional servers |
|
More efficient communication between workstation and remote server |
Require additional communication path between workstation and remote server |
Require additional communication path between workstation and remote server |
| Minimize system administration workload |
Increase more workload and require highly knowledgeable system administrator |
Increase more workload to system administrator |
| Interactive user interface |
Interactive user interface |
Non-interactive user interface |
| Optimize for both data entry (send) and information retrieval |
Optimize for both data entry (send) and information retrieval |
Optimize for only information retrieval |
| Same user interface over LAN and WAN |
Same user interface over LAN and WAN |
Different user interface over LAN and WAN. Require additional user training and cost |
| Same reporting and printing facilities over LAN and WAN |
Poor reporting and printing facilities |
Poor reporting and printing facilities |
| No modification required |
No modification required |
Continuous modification required and require tremendous debugging effort |
| Minimize failure point |
Multiple failure points |
Multiple failure points |
| Minimize down time |
Increase down time |
Increase down time |
| Built-in IP filtering security |
Require additional firewall for security |
Require additional firewall for security |
| Low initial investment |
Additional initial investment on Citrix server license and server hardware |
Additional initial investment on Web server license and server hardware |
| Low cost of ownership |
Very high cost of ownership due to higher maintenance cost |
High cost of ownership due to higher maintenance cost |
