BG4500 6.4 questions

Hello,

Anyone know the significance of

Jul 19 22:01:02.230 [H248] CPU=400352.465: cur=8 pct=88.8

Jul 19 22:01:07.229 [H248] CPU=400353.069: cur=12 pct=120.12

from the log.h248d log

Also the ouput meaning error sent

BGACME4500-HA1# show h248d errors

14:04:08-152

H248 Media Events             ---- Lifetime ----

                       Recent      Total  PerMax

Calling SDP Errors          0          0       0

Called SDP Errors           0          0       0

Drop Media Errors           0          0       0

Transaction Errors          0          0       0

Application Errors          0          0       0

Media Exp Events            0          0       0

Early Media Exps            0          0       0

Exp Media Drops             0          0       0

Errors Received             0          0       0

Errors Sent                 0         10       3

Hung Contexts               0          0       0

Hung Terminations           0          0       0

and what meaning of output rate for example?

BGACME4500-HA1# show bgfd vbgs

14:07:14-138

                                -------- Period -------       ---- LifeTime ----

VBG                          Active  Rate  High  Total      Total PerMax  High