Boot Options
Basic System Configuration Guide 193
Figure 7 displays the compact flash directory structure and file names for the redundant
chassis models.
Figure 7: Files on the Compact Flash
Files on compact flash are:
• bof.cfg — Boot option file
• boot.ldr — Bootstrap image
• config.cfg — Default configuration file
• TIMOS-m.n.Yz:
m — Major release number
n — minor release number
Y:A — Alpha release
B — Beta release
M — Maintenance release
R — Released software
z — Version number
→ cpm.tim — CPM image file
→ iom.tim — XCM/IOM image file
→ support.tim — required data for SR OS .tim files
→ hmac-sha1.txt (in FIPS-140-2 mode only)
Note: XCM applies to the 7950 XRS only.
Figure 8 displays the compact flash directory structure and file names for the 1-slot and 1-slot
non-redundant models (the non-redundant models apply to the 7750 RS only).
Root
bof.cfg
boot.idr config.cfg TiMOS-m.n.Yz
both.tim cpm.tim iom.tim support.tim
hmac-sha1.txt
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