4
P-870MH-C1 Quick Start Guide
• There might be problems with your VDSL settings or
phone line. Contact your Internet Service Provider
(ISP) and/or telephone company.
Procedure to View a Product’s Certification(s)
1
Go to www.zyxel.com.
2
Select your product from the drop-down list box on
the ZyXEL home page to go to that product's page.
3
Select the certification you wish to view from this
page.
