211 
Predefined user roles 
network-admin 
Examples 
# Enable the LNS to initiate SN binding authentication requests. 
<Sysname> system-view 
[Sysname] interface virtual-template 1 
[Sysname-Virtual-Template1] ppp lcp imsi request 
Related commands 
  ppp lcp sn accept 
  ppp lcp sn string 
ppp lcp sn string 
Use ppp lcp sn string sn-info to configure the SN information on the client. 
Use undo ppp lcp sn string to delete the SN information on the client. 
Syntax 
ppp lcp sn string sn-info 
undo ppp lcp sn string 
Default 
The client automatically obtains the SN information from its SIM card. 
Views 
Interface view 
Predefined user roles 
network-admin 
Parameters 
string sn-info: Specifies the SN information, a case-sensitive string of 1 to 31 characters. 
Examples 
# Configure the SN information as sn1. 
<Sysname> system-view 
[Sysname] interface virtual-template 1 
[Sysname-Virtual-Template1] ppp lcp sn string sn1 
Related commands 
  ppp lcp sn request 
  ppp lcp sn accept