checking VPN connection status?

Sorry: Let me add a bit of information, drawn from the monitoring section of PDM on Pix "aaa"

IKE SAs sourceIP DestIP State xxx.xxx.xxx.aaa xxx.xxx.xxx.bbb QM_IDLE

IPSec Details for xxx.xxx.xxx.aaa/255.255.255.0/0/0

local ident (addr/mask/prot/port): (xxx.xxx.xxx.aaa/255.255.255.0/0/0) remote ident (addr/mask/prot/port): (192.168.0.0/255.255.255.0/0/0) current_peer: xxx.xxx.xxx.bbb:0 PERMIT, flags={origin_is_acl,} #pkts encaps: 0, #pkts encrypt: 0, #pkts digest 0 #pkts decaps: 0, #pkts decrypt: 0, #pkts verify 0 #pkts compressed: 0, #pkts decompressed: 0 #pkts not compressed: 0, #pkts compr. failed: 0, #pkts decompress failed: 0 #pkts no sa (send) 13, #pkts invalid sa (rcv) 0 #pkts encaps failed (send) 0, #pkts decaps failed (rcv) 0 #pkts invalid prot (recv) 0, #pkts verify failed: 0 #pkts invalid identity (recv) 0, #pkts invalid len (rcv) 0 #pkts replay rollover (send): 0, #pkts replay rollover (rcv) 0 ##pkts replay failed (rcv): 0 #pkts internal err (send): 0, #pkts internal err (recv) 0 local crypto endpt.: xxx.xxx.xxx.aaa, remote crypto endpt.: xxx.xxx.xxx.bbb path mtu 1500, ipsec overhead 0, media mtu 1500 current outbound spi: 0 inbound esp sas: inbound ah sas: inbound pcp sas: outbound esp sas: outbound ah sas: outbound pcp sas:

sh crypto ipsec sa debug crypto isakmp (term mon)