https://slinkov.ru/openforum/vsluhforumID6/19800.html Знаю что уже сто раз все обсуждалось на разных форумах, я проверил все варианты. У меня очень странная ситуация, l2tp соединение устанавливается, держится почти РОВНО 60 секунд, и падает. Далее конфиг и дебаги:<br><br>Current configuration : 7237 bytes<br>!<br>version 12.4<br>service timestamps debug datetime msec<br>service timestamps log datetime msec<br>service password-encryption<br>!<br>hostname CentrOffice_cisco<br>!<br>boot-start-marker<br>boot system flash:c2800nm-adventerprisek9-mz.124-19.bin<br>boot-end-marker<br>!<br>logging buffered 4096 debugging<br>enable secret 5 ****<br>!<br>aaa new-model<br>!<br>!<br>aaa authentication ppp default local<br>aaa authorization network default none <br>!<br>aaa session-id common<br>clock timezone Moscow 3<br>clock summer-time Moscow date Mar 30 2003 2:00 Oct 26 2003 3:00<br>!<br>!<br>ip cef<br>!<br>!<br>ip auth-proxy max-nodata-conns 3<br>ip admission max-nodata-conns 3<br><br>ip sla monitor 1<br> type echo protocol ipIcmpEcho 10.199.56.1<br> timeout 1000<br> threshold 40<br> tag tag -=Monitoring Corbina ISP GW=-<br> frequency 3<br>ip sla moni https://slinkov.ru/openforum/vsluhforumID6/19800.html#1 Tue, 13 Oct 2009 14:45:24 GMT Дебажу:<br>CentrOffice_cisco#sh deb<br>VPN:<br> L2X protocol events debugging is on<br> L2X data packets debugging is on<br> L2X control packets debugging is on<br> VPDN call event debugging is on<br> VPDN message debugging is on<br> VPDN events debugging is on<br> VPDN errors debugging is on<br>General-purpose tunnel:<br> Tunnel keepalive debugging is on<br><br>*Oct 13 15:30:54.218: L2X: Attempted multiple encap passes, dropping<br>*Oct 13 15:31:01.078: L2X: Punting to L2TP control message queue<br>*Oct 13 15:31:01.078: Tnl 50035 L2TP: Parse AVP 0, len 8, flag 0x8000 (M)<br>*Oct 13 15:31:01.078: Tnl 50035 L2TP: Parse Hello<br>*Oct 13 15:31:01.078: Tnl 50035 L2TP: No missing AVPs in Hello<br>*Oct 13 15:31:01.078: Tnl 50035 L2TP: I Hello, flg TLS, ver 2, len 20, tnl 50035, ns 2, nr 4<br>contiguous pak, size 20<br> C8 02 00 14 C3 73 00 00 00 02 00 04 80 08 00 00<br> 00 00 00 06<br>*Oct 13 15:31:01.078: Tnl 50035 L2TP: O ZLB ctrl ack, flg TLS, ver 2, len 12, tnl 38104, ns 4, nr 3<br> C8 02 00 0C 94 D8 00 00 00 04 00 03