Помогите поднять ppp server

Apr 11 13:16:06 test pppd[27490]: pppd 2.3.11 started by a_ppp, uid 0 Apr 11 13:16:06 test pppd[27490]: Using interface ppp0 Apr 11 13:16:06 test pppd[27490]: Connect: ppp0 <--> /dev/ttyS0 Apr 11 13:16:10 test kernel: PPP BSD Compression module registered Apr 11 13:16:10 test kernel: PPP Deflate Compression module registered Apr 11 13:16:10 test pppd[27490]: CCP terminated by peer Apr 11 13:16:10 test pppd[27490]: Compression disabled by peer. Apr 11 13:16:13 test pppd[27490]: Peer is not authorized to use remote address 10.36.42.16 Apr 11 13:16:13 test pppd[27490]: Connection terminated. Apr 11 13:16:13 test pppd[27490]: Connect time 0.2 minutes. Apr 11 13:16:13 test pppd[27490]: Sent 352 bytes, received 377 bytes. Apr 11 13:16:13 test pppd[27490]: Exit. В чем может быть дело?