Discussion Topic Three
pcheedella
HOVPNPerformance.docx|
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Improving VPN Performance and Stability |
Table 1: VPN Performance Challenges
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Item |
Consideration |
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VPN type |
Client or site-to-site connection support |
|
Protocol |
IPSec VPN or SSL VPN |
|
Load |
Number of remote access or site-to-site connections |
|
Client configuration |
Legacy hardware, memory-intensive applications |
|
Bandwidth |
Unreliable connections |
|
Topology |
Connection traverses a firewall or proxy server |
|
Encryption level |
High encryption necessary but impacts performance |
|
Traffic |
Traffic spikes, such as from streaming media |
|
Client version |
Older versions |
Table 2: VPN Stability Challenges
|
Item |
Consideration |
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Configuration |
Mission-critical requires high availability or failover |
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Location |
Number of devices connection must traverse (firewalls, routers, etc.) |
|
VPN software version |
Older software may be unstable |
|
Underlying OS |
Older versions of OS, or firmware code in hardware VPN |
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