IPSEC VPN建立不起来

<H3C>dis cur

 # 

 version 5.20, Release 2516P19

 # 

 sysname H3C

 # 

 password-control enable

 undo password-control aging enable

 undo password-control history enable 

 password-control length 6

 password-control login-attempt 3 exceed lock-time 10 

 password-control password update interval 0 password-control login idle-time 0 

 password-control complexity user-name check 

# 

 domain default enable system

 # 

 dns proxy enable

 # 

 telnet server enable 

# 

 dar p2p signature-file flash:/p2p_default.mtd 

# 

 ndp enable 

# 

 ntdp enable

 #

 cluster enable

 # 

 port-security enable

 #

 password-recovery enable 

# 

acl number 3000 rule 0 permit ip source 10.42.100.0 0.0.0.255 destination 10.42.1.0 0.0.0.255 

#

 vlan 1

 # domain system 

 access-limit disable 

 state active

 idle-cut disable 

 self-service-url disable

 # 

ike proposal 1 

 encryption-algorithm 3des-cbc

 dh group2 

 authentication-algorithm md5 

 sa duration 3600

 #

 ike dpd vpn 

# ike peer vpn

 exchange-mode aggressive

 proposal 1

 pre-shared-key cipher $c$3$Xgn679fXUp2MIXoNblsjF57VLCbX7SjoDl1EaKnqLBZe

 id-type name

 remote-name glsangfor

 remote-address 112.91.208.162

 local-name fqh3c

 nat traversal 

 dpd vpn 

#

 ipsec transform-set vpn 

 encapsulation-mode tunnel 

 transform esp esp 

 authentication-algorithm md5 

 esp encryption-algorithm 3des

 #

 ipsec policy 720896 1 isakmp

 connection-name vpn

 security acl 3000 

 ike-peer vpn 

 transform-set vpn

 sa duration traffic-based 1843200

 sa duration time-based 3600

 #

 dhcp server ip-pool vlan1 extended 

 network ip range 10.42.100.21 10.42.100.220

 network mask 255.255.255.0 

 gateway-list 10.42.100.1

 dns-list 114.114.114.114 8.8.8.8

 # 

user-group system

 group-attribute allow-guest 

#

 local-user admin 

 authorization-attribute level 3 

 service-type telnet 

 service-type web 

local-user fengquan

 authorization-attribute level 3

 service-type telnet

 service-type web

 # cwmp

 undo cwmp enable 

#

 interface Cellular0/0 

 async mode protocol 

 link-protocol ppp 

 tcp mss 1024 

#

 interface Dialer10

 nat outbound 

 link-protocol ppp 

 ppp chap user CZ1376283481@16900.gd 

 ppp chap password cipher $c$3$8Szg/akfkg8T7q1Yg8sjC0G/gZN5oEewrg== 

 ppp pap local-user CZ1376283481@16900.gd password cipher $c$3$3Jp/TYT5VsWwT+8WGZD/cTmu8sBjx9vN2g==  

 ppp ipcp dns admit-any

 ppp ipcp dns request

 mtu 1492

 ip address ppp-negotiate 

 tcp mss 1024

 dialer user username 

 dialer-group 10 

 dialer bundle 10 

 ipsec no-nat-process enable

 ipsec policy 720896 

# 

interface NULL0 

# 

interface Vlan-interface1 

 ip address 10.42.100.1 255.255.255.0

 tcp mss 1024 

 dhcp server apply ip-pool vlan1

 # 

interface GigabitEthernet0/0

 port link-mode route

 nat outbound 

 pppoe-client dial-bundle-number 10 

 ipsec no-nat-process enable 

# 

interface GigabitEthernet0/4

 port link-mode 

 route tcp mss 1024

 # 

interface GigabitEthernet0/1 

 port link-mode bridge 

#

 interface GigabitEthernet0/2 

 port link-mode bridge 

# 

interface GigabitEthernet0/3 

 port link-mode bridge

#

 ip route-static 0.0.0.0 0.0.0.0 Dialer10

# 

 dhcp enable

# 

 dialer-rule 10 ip permit

#

 nms primary monitor-interface Dialer10

#

 load xml-configuration 

#

 load tr069-configuration 

# 

user-interface con 0 

user-interface tty 13

user-interface vty 0 4

 authentication-mode scheme

 # return 

这是华三MSR810的的配置，请问下配置有没有问题，对端是深信服防火墙，使用野蛮模式隧道模式建立，目前建立不起来，这华三路由器配置哪里有问题呢