HP-UX IPSec vA.02.00 Performance and Sizing White Paper

MD5 and HMAC-SHA1 Authentication
The following charts display a comparison of throughput and CPU utilization measured for raw IP
data transmission and the following HP-UX IPSec transfer types:
• AH-MD5
• AH-SHA1
Throughput
Figure 4 shows the throughput rates in Mb/s). The thro
ughput rates for AH-MD5 and AH-SHA1 are
nearly identical.
Figure 4. One-Way Itanium Throughput for Raw IP, AH-MD5, AH-SHA1
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