In site to site VPN tunnel we never do with the name of the device, it needs to be configured with the ip address of the interface.On remote sites you need to configure both interface ip addresses as peers.Examplecrypto map mymap 30 set peer 1.1.1.1 ...
plz check if the crypto acl on both sites are mirror copy of each otherdisable keepalives using commandconfig ttunnel-group ipsec-attributes isakmp keepalive disablecheck output of sh crypto isa sash crypto ipsec sa when tunnel goes downalso check f...
make sure that the traffic is included in nonat and crypto traffic access list also try configuring split tunnel if possiblebelow is the sample config for itStep#1 - Create standard access list allowing the Lan network which you want to access.access...
