Nortel Meridian ITG Line 2.0 Description, Installation And Operation Manual page 54

Page 54 of 302 Meridian 1 capacity engineering guidelines
Figure 8
Codec Options (default selection)
553-3001-204 Preliminary 0.10 August 2000
When you configure the ITG Line 2.0 card, you select two codecs - a
high-quality Codec and a bandwidth-efficient Codec. Figure 8 on page 54
shows the list of supported codecs. The ITG Line 2.0 product supports A-law
and Mu-law.