/ppp profile
 
add name=INTERNET_001_MB rate-limit=512K/1M 
add name=INTERNET_002_MB rate-limit=1M/2M 
add name=INTERNET_003_MB rate-limit=2M/3M 
add name=INTERNET_004_MB rate-limit=2M/4M 
add name=INTERNET_005_MB rate-limit=2M/5M 
add name=INTERNET_006_MB rate-limit=3M/6M 
add name=INTERNET_007_MB rate-limit=4M/7M 
add name=INTERNET_008_MB rate-limit=4M/8M 
add name=INTERNET_010_MB rate-limit=5M/10M 
add name=INTERNET_015_MB rate-limit=7M/15M 
add name=INTERNET_020_MB rate-limit=8M/20M 
add name=INTERNET_025_MB rate-limit=12M/25M 
add name=INTERNET_030_MB rate-limit=15M/30M 
add name=INTERNET_035_MB rate-limit=17M/35M 
add name=INTERNET_050_MB rate-limit=10M/50M 
add name=INTERNET_100_MB rate-limit=50M/100M