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ICMP though ASA

dennisvdt
Level 1
Level 1

Hello Together, i am trying to enable icmp from PC in network 1 to PC in network 2 though the ASA 5506 X. Below you will find my ASA config. THX for help.

!
interface GigabitEthernet1/1
nameif netz1
security-level 100
ip address 191.168.20.1 255.255.255.0
!
interface GigabitEthernet1/2
nameif netz2
security-level 100
ip address 192.168.20.1 255.255.255.0
!
interface GigabitEthernet1/3
bridge-group 1
nameif inside_2
security-level 100
!
interface GigabitEthernet1/4
bridge-group 1
nameif inside_3
security-level 100
!
interface GigabitEthernet1/5
bridge-group 1
nameif inside_4
security-level 100
!
interface GigabitEthernet1/6
bridge-group 1
nameif inside_5
security-level 100
!
interface GigabitEthernet1/7
bridge-group 1
nameif inside_6
security-level 100
!
interface GigabitEthernet1/8
bridge-group 1
nameif inside_7
security-level 100
!
interface Management1/1
management-only
no nameif
no security-level
no ip address
!
interface BVI1
nameif inside
security-level 100
ip address 192.168.1.1 255.255.255.0
!
ftp mode passive
same-security-traffic permit inter-interface
object network obj_any1
subnet 0.0.0.0 0.0.0.0
object network obj_any2
subnet 0.0.0.0 0.0.0.0
object network obj_any3
subnet 0.0.0.0 0.0.0.0
object network obj_any4
subnet 0.0.0.0 0.0.0.0
object network obj_any5
subnet 0.0.0.0 0.0.0.0
object network obj_any6
subnet 0.0.0.0 0.0.0.0
object network obj_any7
subnet 0.0.0.0 0.0.0.0
pager lines 24
logging asdm informational
mtu netz1 1500
mtu netz2 1500
mtu inside_2 1500
mtu inside_3 1500
mtu inside_4 1500
mtu inside_5 1500
mtu inside_6 1500
mtu inside_7 1500
icmp unreachable rate-limit 1 burst-size 1
no asdm history enable
arp timeout 14400
no arp permit-nonconnected
arp rate-limit 16384
timeout xlate 3:00:00
timeout pat-xlate 0:00:30
timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 sctp 0:02:00 icmp 0:00:02
timeout sunrpc 0:10:00 h323 0:05:00 h225 1:00:00 mgcp 0:05:00 mgcp-pat 0:05:00
timeout sip 0:30:00 sip_media 0:02:00 sip-invite 0:03:00 sip-disconnect 0:02:00
timeout sip-provisional-media 0:02:00 uauth 0:05:00 absolute
timeout tcp-proxy-reassembly 0:01:00
timeout floating-conn 0:00:00
timeout conn-holddown 0:00:15
timeout igp stale-route 0:01:10
user-identity default-domain LOCAL
aaa authentication login-history
http server enable
http 192.168.1.0 255.255.255.0 inside_2
http 192.168.1.0 255.255.255.0 inside_3
http 192.168.1.0 255.255.255.0 inside_4
http 192.168.1.0 255.255.255.0 inside_5
http 192.168.1.0 255.255.255.0 inside_6
http 192.168.1.0 255.255.255.0 inside_7
no snmp-server location
no snmp-server contact
service sw-reset-button
crypto ipsec security-association pmtu-aging infinite
crypto ca trustpool policy
telnet timeout 5
ssh stricthostkeycheck
ssh timeout 5
ssh version 2
ssh key-exchange group dh-group14-sha256
console timeout 0

dhcpd address 191.168.20.2-191.168.20.10 netz1
dhcpd option 3 ip 191.168.20.1 interface netz1
dhcpd enable netz1
!
dhcpd address 192.168.20.2-192.168.20.10 netz2
dhcpd option 3 ip 192.168.20.1 interface netz2
dhcpd enable netz2
!
dhcpd address 192.168.1.5-192.168.1.254 inside
dhcpd enable inside
!
threat-detection basic-threat
threat-detection statistics access-list
no threat-detection statistics tcp-intercept
dynamic-access-policy-record DfltAccessPolicy
!
class-map icmp-class
match default-inspection-traffic
class-map inspection_default
match default-inspection-traffic
!
!
policy-map type inspect dns preset_dns_map
parameters
message-length maximum client auto
message-length maximum 512
no tcp-inspection
policy-map icmp_policy
class icmp-class
inspect icmp
policy-map global_policy
class inspection_default
inspect dns preset_dns_map
inspect ftp
inspect h323 h225
inspect h323 ras
inspect rsh
inspect rtsp
inspect esmtp
inspect sqlnet
inspect skinny
inspect sunrpc
inspect sip
inspect netbios
inspect tftp
inspect ip-options
inspect snmp
inspect icmp
!
service-policy global_policy global
prompt hostname context
no call-home reporting anonymous

3 Replies 3

marce1000
VIP
VIP

 

- icmp should work by default , if not check traffic-logs when icmp packets are send from source, and or check reason for packets being dropped if any.

 M.



-- Each morning when I wake up and look into the mirror I always say ' Why am I so brilliant ? '
    When the mirror will then always repond to me with ' The only thing that exceeds your brilliance is your beauty! '

balaji.bandi
Hall of Fame
Hall of Fame
 PC in network 1 to PC in network 2

Can you provide more information, what PC network 1 IP address and PC network2 IP address ? (make sure windows FW disabled ?)

 

also refer below thread :

https://community.cisco.com/t5/network-security/asa-enable-inside-icmp/m-p/4604027

BB

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same-security-traffic permit inter-interface <<- since the security level is same you need this command 

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