diff options
Diffstat (limited to 'doc/manuals/gb/gb-startup.msc')
| -rw-r--r-- | doc/manuals/gb/gb-startup.msc | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/doc/manuals/gb/gb-startup.msc b/doc/manuals/gb/gb-startup.msc new file mode 100644 index 00000000..d76022a9 --- /dev/null +++ b/doc/manuals/gb/gb-startup.msc @@ -0,0 +1,27 @@ +msc { + hscale="1.2"; + bsc [label="BSC"], bts [label="BTS"], pcu [label="PCU"], sgsn [label="SGSN"]; + + |||; + bts box bsc [label="A-bis OML connection"]; + bsc => bts [label="Set OML Attrbibutes (NSVC,CELL)"]; + bts rbox pcu [label="PCU Unix Domain Socket"]; + pcu => bts [label="connect to PCU socket"]; + pcu <: bts [label="Config. parameters"]; + pcu rbox pcu [label="bind/connect UDP socket"]; + pcu note sgsn [label="NS-over-IP (UDP port 23000)"]; + pcu => sgsn [label="NS RESET"]; + pcu <= sgsn [label="NS RESET ACK"]; + ...; + pcu => sgsn [label="NS UNBLOCK"]; + pcu <= sgsn [label="NS UNBLOCK ACK"]; + pcu box sgsn [label="NS link established"]; + ...; + pcu => sgsn [label="BVC RESET"]; + pcu <= sgsn [label="BVC RESET ACK"]; + ...; + pcu => sgsn [label="BVC UNBLOCK"]; + pcu <= sgsn [label="BVC UNBLOCK ACK"]; + pcu box sgsn [label="BSSGP link established"]; + |||; +} |