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Forum Replies

  1. Hello Rene.

    Fantastic lesson. I have some doubts about NAT like the one described below using your example:

    When a ping is done from the NAT server to the Webserver there is a failure.

    Logs from NAT are reporting this:

    NAT#ping 192.168.23.3
    
    Type escape sequence to abort.
    Sending 5, 100-byte ICMP Echos to 192.168.23.3, timeout is 2 seconds:
    
    *Mar  1 00:12:43.191: IP: tableid=0, s=192.168.23.2 (local), d=192.168.23.3 (FastEthernet0/1), routed via FIB
    *Mar  1 00:12:43.191: IP: s=192.168.23.2 (local), d=192.168.23.3 (FastEthernet0/1), len 100, sending
    *Mar  1 00:1
    ... Continue reading in our forum

  2. Hello AZM

    The ARP request would come from the 3560 router saying “I need the MAC address of the dev

    ... Continue reading in our forum

  3. the following config is in the C891F-K9 in a production network my Question is why they config the ip nat static with route-map option

      router#sh running-config interface g8
    Building configuration...
    
    Current configuration : 357 bytes
    !
    interface GigabitEthernet8
     description WAN
     bandwidth 512
     bandwidth receive 3000
     ip address x.x.x.x 255.255.255.248
     ip access-group BLOCK_RECURSIVE in
     ip nat outside
     ip ips myips in
     ip virtual-reassembly in
     zone-member security INTERNET-ZONE
     duplex auto
     speed auto
     crypto map primarymap
     service-policy output MP_STD_4
    ... Continue reading in our forum

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