V10/vol2/auth/fig11.pic

.nf
.PS
scale=100
box invis ht 168 wid 504 with .sw at 0,0
"\fR\s10\&1. T_SRV/D_XINIT\f1\s0" at 296,154
line <- from 136,16 to 0,16 
line -> from 152,32 to 152,128 
"\fR\s10\&2. SIREQ\f1\s0" at 112,82
line <- from 416,144 to 200,144 
"\fR\s10\&dkmgr\f1\s0" at 464,70
"\fR\s10\&unixp\f1\s0" at 164,14
"\fR\s10\&1. SIREQ\f1\s0" at 64,2
ellipse ht 144 wid 80 at 464,72
"\fR\s10\&unixcscp\f1\s0" at 156,142
.PE
.fi