请教下，为什么拔号老是要拔上十几次才能联上，

csasd

000:stop PPP
001:wait 100 msec "WAN start...  "
002:sub_wait:timeout
003:try to hang up
004:stop PPP
005:Reset physical connection
006:dial on line manually
007:try to hang up
008:try to establish physical connection
009:stop PPP
010:Reset physical connection
011:Connecting to remote server.
012:Connecting to remote server.
013:Send 0:C0:2:CC:D9:F FF:FF:FF:FF:FF:FF PPoE_DISC: 1.1 PADI ID=0x0 len 4
014:Timeout, try again.
015:Send 0:C0:2:CC:D9:F FF:FF:FF:FF:FF:FF PPoE_DISC: 1.1 PADI ID=0x0 len 4
016:Not connected, send PADT.
017:Send 0:C0:2:CC:D9:F 0:90:1A:40:73:FD PPoE_DISC: 1.1 PADT ID=0x16B0 len 0
018:Receive 0:90:1A:40:73:FD 0:C0:2:CC:D9:F PPPoE_DISC: 1.1 PADT ID=0x16B0 len 0
019:Not acceptable, discard it.
020:Timeout, try again.
021:Send 0:C0:2:CC:D9:F FF:FF:FF:FF:FF:FF PPoE_DISC: 1.1 PADI ID=0x0 len 4
022:Error: PPP connection failed.
023:detect DSR low, physical line break
024:try to hang up
025:stop PPP
026:Reset physical connection
000:stop PPP
001:wait 100 msec "WAN start...  "
002:sub_wait:timeout
003:try to hang up
004:stop PPP
005:Reset physical connection
006:dial on line manually
007:try to hang up
008:try to establish physical connection
009:stop PPP
010:Reset physical connection
011:Connecting to remote server.
012:Connecting to remote server.
013:Send 0:C0:2:CC:D9:F FF:FF:FF:FF:FF:FF PPoE_DISC: 1.1 PADI ID=0x0 len 4
014:Timeout, try again.
015:Send 0:C0:2:CC:D9:F FF:FF:FF:FF:FF:FF PPoE_DISC: 1.1 PADI ID=0x0 len 4
016:Timeout, try again.
017:Send 0:C0:2:CC:D9:F FF:FF:FF:FF:FF:FF PPoE_DISC: 1.1 PADI ID=0x0 len 4
018:Error: PPP connection failed.
019:detect DSR low, physical line break
020:try to hang up
021:stop PPP
022:Reset physical connection
023:dial on line manually
024:try to hang up
025:try to establish physical connection
026:stop PPP
027:Reset physical connection
028:Connecting to remote server.
029:Connecting to remote server.
030:Send 0:C0:2:CC:D9:F FF:FF:FF:FF:FF:FF PPoE_DISC: 1.1 PADI ID=0x0 len 4
031:Receive 0:90:1A:40:73:FD 0:C0:2:CC:D9:F PPPoE_DISC: 1.1 PADO ID=0x0 len 40
032:get AC:ERX-GZ-DF-01
033:get cookie:      )G-  I  E
034:PADI received, server node: 00901a4073fd
035:make cookie:      )G-  I  E
036:make SVC:
037:Send 0:C0:2:CC:D9:F 0:90:1A:40:73:FD PPoE_DISC: 1.1 PADR ID=0x0 len 24
038:Receive 0:90:1A:40:73:FD 0:C0:2:CC:D9:F PPPoE_DISC: 1.1 PADS ID=0x178D len 40
039:PADS received, id:6029
040:physical line is connected
041:start PPP
042:Receive 0:90:1A:40:73:FD 0:C0:2:CC:D9:F PPPoE_DISC: 1.1 UNKNOWN ID=0x178D len 33
043:Unknown Code.
044:IPCP up, set MTU:1492
045:port[1]:ppp up successfully

goingchan

似乎是局端过于繁忙，又或者是设备的拨号客户端有点兼容问题。。。
先试试升级设备的FW。。。

loserem

拨打当地的电信客服电话，叫他们来检测