One of the essential elements of your CCIE studies is mastery of the DOC CD
If you can find any topic on the DOC CD within 15 seconds you will have all the information you need at your fingertips.
Today’s DOC CD location is PPOE
From the top:
www.cisco.com / support / configure / products / Cisco IOS and NX-OS Software / Cisco IOS / Cisco IOS Software Release 12.4 Family / Cisco IOS Software Releases 12.4 T Configuration Guides Long Reach Ethernet (LRE) and Digital Subscriber Line (xDSL) Cisco IOS Broadband Access Aggregation and DSL Configuration Guide, Release 12.4T
Direct Link here:
PPOE Doc CD Direct Link