VPN Connection stops and i have to start it manually

[edgsoccer]

HI

     Im new to cisco community, I have a problem with a vpn between to places, It stops and i have to start it manually every time it fails. It fails like one time in the morning and one in the afternoon. hopefully someone could help me thank you

Location A

srp 521w

version 1.01.23

Internet connection 12mb down, 6mb up

ike table

exchange mode main

Encryption Algorithm: 3des

Authentication Algorithm: md5

Diffie-Hellman (DH) Group: 1024 bits

Enable Dead Peer Detection:	Disable  Enable

dpd interval  30 dpd timeout 120 nat t disabled

IPsec Policy

pfs disable

sa lifetime 7800

Encryption Algorithm: 3des

Integrity Algorithm: md5

Dead Peer Detection enable

Location B

wrv210

version 2.0.0.11

Internet connection 12mb up, 3mb down

nat t disabled

Operation Mode: main

ISAKMP Encryption Method: 3des

ISAKMP Authentication Method:	MD5 SHA1
SAKMP DH Group: 1024 bit ISAKMP Key Lifetime (s): 28800

PFS: enable

PSec Encryption Method: 3des

IPSec Authentication Method: md5

IPSec Key Lifetime(s): 3600

Detection Delay(s): 30

Detection Timeout(s) 120

Dead Peer Detection enable

DPD Action: recover connection

If IKE failed more than 5 times block this unauthorized IP for 60 seconds

antireplay enable

[nomair_83 · Accepted solution]

disable pfs on location B.