Forum Discussion
Spidey_29396
Nimbostratus
May 09, 2013F5 as NAT device
HI All,
we have a deployment where F5 will be use as NAT device to replace a router. Im thinking what is the best practice for this, use route domain of just use vlan?
Thanks!
Ferdz
16 Replies
- Spidey_29396
Nimbostratus
Hi Steve,
Im having an issue with my NAT, i have here, i can't initiate traffic to the NAT address..did i missed something?
ip nat inside source static 10.157.8.84 172.26.210.84
ip nat outside source static 10.103.33.11 10.171.14.111
vlan 10 - inside
vlan 20 - outside
ltm nat /Common/172.26.210.84 {
inherited-traffic-group true
originating-address 10.157.8.84
traffic-group /Common/traffic-group-1
translation-address 172.26.210.84
}
ltm nat /Common/10.171.14.111 {
inherited-traffic-group true
originating-address 10.103.33.11
traffic-group /Common/traffic-group-1
translation-address 10.171.14.111
} - What_Lies_Bene1
Cirrostratus
OK can you describe the IP setup on the device? Are routes available to all the relevant subnets?
Just in case, it might also be worth clicking through to System ›› Configuration : Local Traffic : General and changing the SNAT Packet Forwarding setting to All Traffic. - Spidey_29396
Nimbostratus
F5 is in between a router
router(.228/29-vlan 10)<> (.227/29 F5 .237/29) <> (.238/29-vlan 20)
F5 will use as NAT device bidirectional. - What_Lies_Bene1
Cirrostratus
Thanks, so are routes available to all the relevant subnets via the correct VLANs? - Spidey_29396
Nimbostratus
yap, i have default gateway - What_Lies_Bene1
Cirrostratus
Surely you need more than a default route? Also, please confirm it that's an LTM route or a management/HMS route?
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