Can anyone recommend a product which can multiplex onto a DS3 or E3 the following services: - Fractional DS3/E3 (G.703 and/or HSSI) - T1/E1 (G.703 and/or X.21) - E2 (G.703) (Optional) - 64k channels (X.21) (Optional) At the moment we're using Digital Link DL3100's, but are hitting problems with having just 3 HSSI ports. Thanks, Simon -- Simon Lockhart | Tel: +44 (0)1737 839676 Internet Engineering Manager | Fax: +44 (0)1737 839516 BBC Internet Services | Email: Simon.Lockhart@bbc.co.uk Kingswood Warren,Tadworth,Surrey,UK | URL: http://support.bbc.co.uk/